将代码中的 URL 替换为 URI (#4131)

HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java

@@ -53,7 +53,7 @@ import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.net.SocketTimeoutException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.AccessDeniedException;
 import java.util.*;
 import java.util.concurrent.*;
@@ -267,27 +267,27 @@ public final class LauncherHelper {
                                     if (ex.getCause() instanceof ResponseCodeException) {
                                         ResponseCodeException rce = (ResponseCodeException) ex.getCause();
                                         int responseCode = rce.getResponseCode();
-                                        URL url = rce.getUrl();
+                                        URI uri = rce.getUri();
                                         if (responseCode == 404)
-                                            message += i18n("download.code.404", url);
+                                            message += i18n("download.code.404", uri);
                                         else
-                                            message += i18n("download.failed", url, responseCode);
+                                            message += i18n("download.failed", uri, responseCode);
                                     } else {
                                         message += StringUtils.getStackTrace(ex.getCause());
                                     }
                                 } else if (ex instanceof DownloadException) {
-                                    URL url = ((DownloadException) ex).getUrl();
+                                    URI uri = ((DownloadException) ex).getUri();
                                     if (ex.getCause() instanceof SocketTimeoutException) {
-                                        message = i18n("install.failed.downloading.timeout", url);
+                                        message = i18n("install.failed.downloading.timeout", uri);
                                     } else if (ex.getCause() instanceof ResponseCodeException) {
                                         ResponseCodeException responseCodeException = (ResponseCodeException) ex.getCause();
                                         if (I18n.hasKey("download.code." + responseCodeException.getResponseCode())) {
-                                            message = i18n("download.code." + responseCodeException.getResponseCode(), url);
+                                            message = i18n("download.code." + responseCodeException.getResponseCode(), uri);
                                         } else {
-                                            message = i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(ex.getCause());
+                                            message = i18n("install.failed.downloading.detail", uri) + "\n" + StringUtils.getStackTrace(ex.getCause());
                                         }
                                     } else {
-                                        message = i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(ex.getCause());
+                                        message = i18n("install.failed.downloading.detail", uri) + "\n" + StringUtils.getStackTrace(ex.getCause());
                                     }
                                 } else if (ex instanceof GameAssetIndexDownloadTask.GameAssetIndexMalformedException) {
                                     message = i18n("assets.index.malformed");
@@ -298,11 +298,11 @@ public final class LauncherHelper {
                                 } else if (ex instanceof ResponseCodeException) {
                                     ResponseCodeException rce = (ResponseCodeException) ex;
                                     int responseCode = rce.getResponseCode();
-                                    URL url = rce.getUrl();
+                                    URI uri = rce.getUri();
                                     if (responseCode == 404)
-                                        message = i18n("download.code.404", url);
+                                        message = i18n("download.code.404", uri);
                                     else
-                                        message = i18n("download.failed", url, responseCode);
+                                        message = i18n("download.failed", uri, responseCode);
                                 } else if (ex instanceof CommandTooLongException) {
                                     message = i18n("launch.failed.command_too_long");
                                 } else if (ex instanceof ExecutionPolicyLimitException) {

HMCL/src/main/java/org/jackhuang/hmcl/game/TexturesLoader.java

@@ -45,7 +45,7 @@ import org.jackhuang.hmcl.util.javafx.BindingMapping;
 import java.io.IOException;
 import java.io.InputStream;
 import java.lang.ref.WeakReference;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.*;
@@ -110,7 +110,7 @@ public final class TexturesLoader {
         if (!Files.isRegularFile(file)) {
             // download it
             try {
-                new FileDownloadTask(new URL(texture.getUrl()), file.toFile()).run();
+                new FileDownloadTask(URI.create(texture.getUrl()), file).run();
                 LOG.info("Texture downloaded: " + texture.getUrl());
             } catch (Exception e) {
                 if (Files.isRegularFile(file)) {

HMCL/src/main/java/org/jackhuang/hmcl/setting/DownloadProviders.java

@@ -29,7 +29,7 @@ import org.jackhuang.hmcl.util.io.ResponseCodeException;
 import javax.net.ssl.SSLHandshakeException;
 import java.io.FileNotFoundException;
 import java.net.SocketTimeoutException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.AccessDeniedException;
 import java.util.Arrays;
 import java.util.Map;
@@ -137,26 +137,26 @@ public final class DownloadProviders {
 
     public static String localizeErrorMessage(Throwable exception) {
         if (exception instanceof DownloadException) {
-            URL url = ((DownloadException) exception).getUrl();
+            URI uri = ((DownloadException) exception).getUri();
             if (exception.getCause() instanceof SocketTimeoutException) {
-                return i18n("install.failed.downloading.timeout", url);
+                return i18n("install.failed.downloading.timeout", uri);
             } else if (exception.getCause() instanceof ResponseCodeException) {
                 ResponseCodeException responseCodeException = (ResponseCodeException) exception.getCause();
                 if (I18n.hasKey("download.code." + responseCodeException.getResponseCode())) {
-                    return i18n("download.code." + responseCodeException.getResponseCode(), url);
+                    return i18n("download.code." + responseCodeException.getResponseCode(), uri);
                 } else {
-                    return i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(exception.getCause());
+                    return i18n("install.failed.downloading.detail", uri) + "\n" + StringUtils.getStackTrace(exception.getCause());
                 }
             } else if (exception.getCause() instanceof FileNotFoundException) {
-                return i18n("download.code.404", url);
+                return i18n("download.code.404", uri);
             } else if (exception.getCause() instanceof AccessDeniedException) {
-                return i18n("install.failed.downloading.detail", url) + "\n" + i18n("exception.access_denied", ((AccessDeniedException) exception.getCause()).getFile());
+                return i18n("install.failed.downloading.detail", uri) + "\n" + i18n("exception.access_denied", ((AccessDeniedException) exception.getCause()).getFile());
             } else if (exception.getCause() instanceof ArtifactMalformedException) {
-                return i18n("install.failed.downloading.detail", url) + "\n" + i18n("exception.artifact_malformed");
+                return i18n("install.failed.downloading.detail", uri) + "\n" + i18n("exception.artifact_malformed");
             } else if (exception.getCause() instanceof SSLHandshakeException) {
-                return i18n("install.failed.downloading.detail", url) + "\n" + i18n("exception.ssl_handshake");
+                return i18n("install.failed.downloading.detail", uri) + "\n" + i18n("exception.ssl_handshake");
             } else {
-                return i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(exception.getCause());
+                return i18n("install.failed.downloading.detail", uri) + "\n" + StringUtils.getStackTrace(exception.getCause());
             }
         } else if (exception instanceof ArtifactMalformedException) {
             return i18n("exception.artifact_malformed");

HMCL/src/main/java/org/jackhuang/hmcl/setting/ProxyManager.java

@@ -18,13 +18,15 @@
 package org.jackhuang.hmcl.setting;
 
 import javafx.beans.InvalidationListener;
-import org.jackhuang.hmcl.util.Lang;
 import org.jackhuang.hmcl.util.StringUtils;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 import java.io.IOException;
 import java.net.*;
 import java.util.Collections;
 import java.util.List;
+import java.util.Objects;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.util.logging.Logger.LOG;
@@ -32,7 +34,10 @@ import static org.jackhuang.hmcl.util.logging.Logger.LOG;
 public final class ProxyManager {
 
     private static final ProxySelector NO_PROXY = new SimpleProxySelector(Proxy.NO_PROXY);
-    private static final ProxySelector SYSTEM_DEFAULT = Lang.requireNonNullElse(ProxySelector.getDefault(), NO_PROXY);
+    private static final ProxySelector SYSTEM_DEFAULT = Objects.requireNonNullElse(ProxySelector.getDefault(), NO_PROXY);
+
+    private static volatile @NotNull ProxySelector defaultProxySelector = SYSTEM_DEFAULT;
+    private static volatile @Nullable SimpleAuthenticator defaultAuthenticator = null;
 
     private static ProxySelector getProxySelector() {
         if (config().hasProxy()) {
@@ -53,7 +58,7 @@ public final class ProxyManager {
         }
     }
 
-    private static Authenticator getAuthenticator() {
+    private static SimpleAuthenticator getAuthenticator() {
         if (config().hasProxy() && config().hasProxyAuth()) {
             String username = config().getProxyUser();
             String password = config().getProxyPass();
@@ -67,15 +72,34 @@ public final class ProxyManager {
     }
 
     static void init() {
-        ProxySelector.setDefault(getProxySelector());
+        ProxySelector.setDefault(new ProxySelector() {
-        InvalidationListener updateProxySelector = observable -> ProxySelector.setDefault(getProxySelector());
+            @Override
+            public List<Proxy> select(URI uri) {
+                return defaultProxySelector.select(uri);
+            }
+
+            @Override
+            public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {
+                defaultProxySelector.connectFailed(uri, sa, ioe);
+            }
+        });
+        Authenticator.setDefault(new Authenticator() {
+            @Override
+            protected PasswordAuthentication getPasswordAuthentication() {
+                var defaultAuthenticator = ProxyManager.defaultAuthenticator;
+                return defaultAuthenticator != null ? defaultAuthenticator.getPasswordAuthentication() : null;
+            }
+        });
+
+        defaultProxySelector = getProxySelector();
+        InvalidationListener updateProxySelector = observable -> defaultProxySelector = getProxySelector();
         config().proxyTypeProperty().addListener(updateProxySelector);
         config().proxyHostProperty().addListener(updateProxySelector);
         config().proxyPortProperty().addListener(updateProxySelector);
         config().hasProxyProperty().addListener(updateProxySelector);
 
-        Authenticator.setDefault(getAuthenticator());
+        defaultAuthenticator = getAuthenticator();
-        InvalidationListener updateAuthenticator = observable -> Authenticator.setDefault(getAuthenticator());
+        InvalidationListener updateAuthenticator = observable -> defaultAuthenticator = getAuthenticator();
         config().hasProxyProperty().addListener(updateAuthenticator);
         config().hasProxyAuthProperty().addListener(updateAuthenticator);
         config().proxyUserProperty().addListener(updateAuthenticator);
@@ -124,7 +148,7 @@ public final class ProxyManager {
         }
 
         @Override
-        protected PasswordAuthentication getPasswordAuthentication() {
+        public PasswordAuthentication getPasswordAuthentication() {
             return getRequestorType() == RequestorType.PROXY ? new PasswordAuthentication(username, password) : null;
         }
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/FXUtils.java

@@ -844,14 +844,14 @@ public final class FXUtils {
         }
     }
 
-    public static Image loadImage(URL url) throws Exception {
+    public static Image loadImage(URI uri) throws Exception {
-        URLConnection connection = NetworkUtils.createConnection(url);
+        URLConnection connection = NetworkUtils.createConnection(uri);
         if (connection instanceof HttpURLConnection) {
             connection = NetworkUtils.resolveConnection((HttpURLConnection) connection);
         }
 
         try (InputStream input = connection.getInputStream()) {
-            String path = url.getPath();
+            String path = uri.getPath();
             if (path != null && "webp".equalsIgnoreCase(StringUtils.substringAfterLast(path, '.')))
                 return loadWebPImage(input);
             else {

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AddAuthlibInjectorServerPane.java

@@ -31,10 +31,10 @@ import org.jackhuang.hmcl.ui.construct.DialogAware;
 import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
 import org.jackhuang.hmcl.ui.construct.SpinnerPane;
 import org.jackhuang.hmcl.util.Lang;
-import org.jackhuang.hmcl.util.io.NetworkUtils;
 
 import javax.net.ssl.SSLException;
 import java.io.IOException;
+import java.net.URI;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.ui.FXUtils.onEscPressed;
@@ -196,7 +196,7 @@ public final class AddAuthlibInjectorServerPane extends TransitionPane implement
                 lblServerName.setText(serverBeingAdded.getName());
                 lblServerUrl.setText(serverBeingAdded.getUrl());
 
-                lblServerWarning.setVisible("http".equals(NetworkUtils.toURL(serverBeingAdded.getUrl()).getProtocol()));
+                lblServerWarning.setVisible("http".equals(URI.create(serverBeingAdded.getUrl()).getScheme()));
 
                 this.setContent(confirmServerPane, ContainerAnimations.SWIPE_LEFT);
             } else {

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/TaskExecutorDialogPane.java

@@ -26,9 +26,7 @@ import javafx.scene.control.ScrollPane;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.Priority;
 import javafx.scene.layout.VBox;
-import org.jackhuang.hmcl.task.FileDownloadTask;
+import org.jackhuang.hmcl.task.*;
-import org.jackhuang.hmcl.task.TaskExecutor;
-import org.jackhuang.hmcl.task.TaskListener;
 import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.util.TaskCancellationAction;
 import org.jetbrains.annotations.NotNull;
@@ -43,7 +41,7 @@ import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 public class TaskExecutorDialogPane extends BorderPane {
     private TaskExecutor executor;
     private TaskCancellationAction onCancel;
-    private final Consumer<FileDownloadTask.SpeedEvent> speedEventHandler;
+    private final Consumer<FetchTask.SpeedEvent> speedEventHandler;
 
     private final Label lblTitle;
     private final Label lblProgress;
@@ -108,7 +106,7 @@ public class TaskExecutorDialogPane extends BorderPane {
             String finalUnit = unit;
             Platform.runLater(() -> lblProgress.setText(String.format("%.1f %s", finalSpeed, finalUnit)));
         };
-        FileDownloadTask.speedEvent.channel(FileDownloadTask.SpeedEvent.class).registerWeak(speedEventHandler);
+        FileDownloadTask.speedEvent.channel(FetchTask.SpeedEvent.class).registerWeak(speedEventHandler);
 
         onEscPressed(this, btnCancel::fire);
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/decorator/DecoratorController.java

@@ -58,7 +58,7 @@ import org.jackhuang.hmcl.ui.wizard.WizardProvider;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -214,7 +214,7 @@ public class DecoratorController {
                 String backgroundImageUrl = config().getBackgroundImageUrl();
                 if (backgroundImageUrl != null) {
                     try {
-                        image = FXUtils.loadImage(new URL(backgroundImageUrl));
+                        image = FXUtils.loadImage(URI.create(backgroundImageUrl));
                     } catch (Exception e) {
                         LOG.warning("Couldn't load background image", e);
                     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/download/DownloadPage.java

@@ -52,10 +52,10 @@ import org.jackhuang.hmcl.ui.wizard.Navigation;
 import org.jackhuang.hmcl.ui.wizard.WizardController;
 import org.jackhuang.hmcl.ui.wizard.WizardProvider;
 import org.jackhuang.hmcl.util.TaskCancellationAction;
-import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.jackhuang.hmcl.util.platform.OperatingSystem;
 import org.jetbrains.annotations.Nullable;
 
+import java.net.URI;
 import java.nio.file.Path;
 import java.util.HashMap;
 import java.util.Locale;
@@ -156,7 +156,7 @@ public class DownloadPage extends DecoratorAnimatedPage implements DecoratorPage
             Path dest = runDirectory.resolve(subdirectoryName).resolve(result);
 
             Controllers.taskDialog(Task.composeAsync(() -> {
-                FileDownloadTask task = new FileDownloadTask(NetworkUtils.toURL(file.getFile().getUrl()), dest.toFile());
+                var task = new FileDownloadTask(URI.create(file.getFile().getUrl()), dest);
                 task.setName(file.getName());
                 return task;
             }).whenComplete(Schedulers.javafx(), exception -> {

HMCL/src/main/java/org/jackhuang/hmcl/ui/download/ModpackSelectionPage.java

@@ -29,9 +29,7 @@ import javafx.scene.shape.SVGPath;
 import javafx.stage.FileChooser;
 import org.jackhuang.hmcl.game.ModpackHelper;
 import org.jackhuang.hmcl.mod.server.ServerModpackManifest;
-import org.jackhuang.hmcl.task.FileDownloadTask;
+import org.jackhuang.hmcl.task.*;
-import org.jackhuang.hmcl.task.GetTask;
-import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.ui.SVG;
@@ -43,7 +41,7 @@ import org.jackhuang.hmcl.util.gson.JsonUtils;
 
 import java.io.File;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Map;
@@ -128,7 +126,7 @@ public final class ModpackSelectionPage extends VBox implements WizardPage {
     private void onChooseRemoteFile() {
         Controllers.prompt(i18n("modpack.choose.remote.tooltip"), (urlString, resolve, reject) -> {
             try {
-                URL url = new URL(urlString);
+                URI url = URI.create(urlString);
                 if (urlString.endsWith("server-manifest.json")) {
                     // if urlString ends with .json, we assume that the url is server-manifest.json
                     Controllers.taskDialog(new GetTask(url).whenComplete(Schedulers.javafx(), (result, e) -> {
@@ -150,7 +148,7 @@ public final class ModpackSelectionPage extends VBox implements WizardPage {
                     resolve.run();
 
                     Controllers.taskDialog(
-                            new FileDownloadTask(url, modpack.toFile(), null)
+                            new FileDownloadTask(url, modpack, null)
                                     .whenComplete(Schedulers.javafx(), e -> {
                                         if (e == null) {
                                             resolve.run();

HMCL/src/main/java/org/jackhuang/hmcl/ui/download/UpdateInstallerWizardProvider.java

@@ -37,7 +37,7 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.net.SocketTimeoutException;
-import java.net.URL;
+import java.net.URI;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
@@ -133,28 +133,28 @@ public final class UpdateInstallerWizardProvider implements WizardProvider {
             if (exception.getCause() instanceof ResponseCodeException) {
                 ResponseCodeException rce = (ResponseCodeException) exception.getCause();
                 int responseCode = rce.getResponseCode();
-                URL url = rce.getUrl();
+                URI uri = rce.getUri();
                 if (responseCode == 404)
-                    message += i18n("download.code.404", url);
+                    message += i18n("download.code.404", uri);
                 else
-                    message += i18n("download.failed", url, responseCode);
+                    message += i18n("download.failed", uri, responseCode);
             } else {
                 message += StringUtils.getStackTrace(exception.getCause());
             }
             Controllers.dialog(message, i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
         } else if (exception instanceof DownloadException) {
-            URL url = ((DownloadException) exception).getUrl();
+            URI uri = ((DownloadException) exception).getUri();
             if (exception.getCause() instanceof SocketTimeoutException) {
-                Controllers.dialog(i18n("install.failed.downloading.timeout", url), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
+                Controllers.dialog(i18n("install.failed.downloading.timeout", uri), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
             } else if (exception.getCause() instanceof ResponseCodeException) {
                 ResponseCodeException responseCodeException = (ResponseCodeException) exception.getCause();
                 if (I18n.hasKey("download.code." + responseCodeException.getResponseCode())) {
-                    Controllers.dialog(i18n("download.code." + responseCodeException.getResponseCode(), url), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
+                    Controllers.dialog(i18n("download.code." + responseCodeException.getResponseCode(), uri), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
                 } else {
-                    Controllers.dialog(i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(exception.getCause()), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
+                    Controllers.dialog(i18n("install.failed.downloading.detail", uri) + "\n" + StringUtils.getStackTrace(exception.getCause()), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
                 }
             } else {
-                Controllers.dialog(i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(exception.getCause()), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
+                Controllers.dialog(i18n("install.failed.downloading.detail", uri) + "\n" + StringUtils.getStackTrace(exception.getCause()), i18n("install.failed.downloading"), MessageDialogPane.MessageType.ERROR, next);
             }
         } else if (exception instanceof UnsupportedInstallationException) {
             switch (((UnsupportedInstallationException) exception).getReason()) {

HMCL/src/main/java/org/jackhuang/hmcl/ui/main/JavaDownloadDialog.java

@@ -363,7 +363,7 @@ public final class JavaDownloadDialog extends StackPane {
                         return getIntegrityCheck
                                 .thenComposeAsync(integrityCheck ->
                                         new FileDownloadTask(downloadProvider.injectURLWithCandidates(fileInfo.getDirectDownloadUri()),
-                                                targetFile, integrityCheck).setName(fileInfo.getFileName()))
+                                                targetFile.toPath(), integrityCheck).setName(fileInfo.getFileName()))
                                 .thenSupplyAsync(targetFile::toPath);
                     })
                     .whenComplete(Schedulers.javafx(), ((result, exception) -> {

HMCL/src/main/java/org/jackhuang/hmcl/ui/versions/DownloadPage.java

@@ -49,12 +49,12 @@ import org.jackhuang.hmcl.ui.construct.*;
 import org.jackhuang.hmcl.ui.decorator.DecoratorPage;
 import org.jackhuang.hmcl.util.*;
 import org.jackhuang.hmcl.util.i18n.I18n;
-import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.jackhuang.hmcl.util.javafx.BindingMapping;
 import org.jackhuang.hmcl.util.versioning.GameVersionNumber;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.File;
+import java.net.URI;
 import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -180,7 +180,7 @@ public class DownloadPage extends Control implements DecoratorPage {
 
         Controllers.taskDialog(
                 Task.composeAsync(() -> {
-                    FileDownloadTask task = new FileDownloadTask(NetworkUtils.toURL(file.getFile().getUrl()), dest, file.getFile().getIntegrityCheck());
+                    var task = new FileDownloadTask(URI.create(file.getFile().getUrl()), dest.toPath(), file.getFile().getIntegrityCheck());
                     task.setName(file.getName());
                     return task;
                 }),

HMCL/src/main/java/org/jackhuang/hmcl/ui/versions/ModUpdatesPage.java

@@ -45,7 +45,7 @@ import org.jackhuang.hmcl.util.Pair;
 import org.jackhuang.hmcl.util.TaskCancellationAction;
 import org.jackhuang.hmcl.util.io.CSVTable;
 
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.time.LocalDateTime;
@@ -293,9 +293,9 @@ public class ModUpdatesPage extends BorderPane implements DecoratorPage {
                             if (isDisabled)
                                 fileName += ModManager.DISABLED_EXTENSION;
 
-                            FileDownloadTask task = new FileDownloadTask(
+                            var task = new FileDownloadTask(
-                                    new URL(remote.getFile().getUrl()),
+                                    URI.create(remote.getFile().getUrl()),
-                                    modManager.getModsDirectory().resolve(fileName).toFile());
+                                    modManager.getModsDirectory().resolve(fileName));
 
                             task.setName(remote.getName());
                             return task;

HMCL/src/main/java/org/jackhuang/hmcl/ui/versions/Versions.java

@@ -28,10 +28,7 @@ import org.jackhuang.hmcl.game.GameRepository;
 import org.jackhuang.hmcl.game.LauncherHelper;
 import org.jackhuang.hmcl.mod.RemoteMod;
 import org.jackhuang.hmcl.setting.*;
-import org.jackhuang.hmcl.task.FileDownloadTask;
+import org.jackhuang.hmcl.task.*;
-import org.jackhuang.hmcl.task.Schedulers;
-import org.jackhuang.hmcl.task.Task;
-import org.jackhuang.hmcl.task.TaskExecutor;
 import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.ui.account.CreateAccountPane;
@@ -47,7 +44,8 @@ import org.jackhuang.hmcl.util.platform.OperatingSystem;
 
 import java.io.File;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
+import java.net.URISyntaxException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.concurrent.CancellationException;
@@ -75,18 +73,18 @@ public final class Versions {
 
     public static void downloadModpackImpl(Profile profile, String version, RemoteMod.Version file) {
         Path modpack;
-        URL downloadURL;
+        URI downloadURL;
         try {
             modpack = Files.createTempFile("modpack", ".zip");
-            downloadURL = new URL(file.getFile().getUrl());
+            downloadURL = new URI(file.getFile().getUrl());
-        } catch (IOException e) {
+        } catch (IOException | URISyntaxException e) {
             Controllers.dialog(
                     i18n("install.failed.downloading.detail", file.getFile().getUrl()) + "\n" + StringUtils.getStackTrace(e),
                     i18n("download.failed.no_code"), MessageDialogPane.MessageType.ERROR);
             return;
         }
         Controllers.taskDialog(
-                new FileDownloadTask(downloadURL, modpack.toFile())
+                new FileDownloadTask(downloadURL, modpack)
                         .whenComplete(Schedulers.javafx(), e -> {
                             if (e == null) {
                                 if (version != null) {

HMCL/src/main/java/org/jackhuang/hmcl/upgrade/HMCLDownloadTask.java

@@ -19,21 +19,21 @@ package org.jackhuang.hmcl.upgrade;
 
 import org.jackhuang.hmcl.task.FileDownloadTask;
 import org.jackhuang.hmcl.util.Pack200Utils;
-import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.tukaani.xz.XZInputStream;
 
 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.jar.JarOutputStream;
 
-class HMCLDownloadTask extends FileDownloadTask {
+final class HMCLDownloadTask extends FileDownloadTask {
 
-    private RemoteVersion.Type archiveFormat;
+    private final RemoteVersion.Type archiveFormat;
 
     public HMCLDownloadTask(RemoteVersion version, Path target) {
-        super(NetworkUtils.toURL(version.getUrl()), target.toFile(), version.getIntegrityCheck());
+        super(URI.create(version.getUrl()), target, version.getIntegrityCheck());
         archiveFormat = version.getType();
     }
 
@@ -42,8 +42,7 @@ class HMCLDownloadTask extends FileDownloadTask {
         super.execute();
 
         try {
-            Path target = getFile().toPath();
+            Path target = getPath();
-
             switch (archiveFormat) {
                 case JAR:
                     break;
@@ -51,7 +50,7 @@ class HMCLDownloadTask extends FileDownloadTask {
                 case PACK_XZ:
                     byte[] raw = Files.readAllBytes(target);
                     try (InputStream in = new XZInputStream(new ByteArrayInputStream(raw));
-                            JarOutputStream out = new JarOutputStream(Files.newOutputStream(target))) {
+                         JarOutputStream out = new JarOutputStream(Files.newOutputStream(target))) {
                         Pack200Utils.unpack(in, out);
                     }
                     break;
@@ -60,7 +59,11 @@ class HMCLDownloadTask extends FileDownloadTask {
                     throw new IllegalArgumentException("Unknown format: " + archiveFormat);
             }
         } catch (Throwable e) {
-            getFile().delete();
+            try {
+                Files.deleteIfExists(getPath());
+            } catch (Throwable e2) {
+                e.addSuppressed(e2);
+            }
             throw e;
         }
     }

HMCL/src/main/java/org/jackhuang/hmcl/upgrade/RemoteVersion.java

@@ -26,13 +26,14 @@ import org.jackhuang.hmcl.util.gson.JsonUtils;
 import org.jackhuang.hmcl.util.io.NetworkUtils;
 
 import java.io.IOException;
+import java.net.URI;
 import java.util.Optional;
 
 public class RemoteVersion {
 
     public static RemoteVersion fetch(UpdateChannel channel, String url) throws IOException {
         try {
-            JsonObject response = JsonUtils.fromNonNullJson(NetworkUtils.doGet(NetworkUtils.toURL(url)), JsonObject.class);
+            JsonObject response = JsonUtils.fromNonNullJson(NetworkUtils.doGet(URI.create(url)), JsonObject.class);
             String version = Optional.ofNullable(response.get("version")).map(JsonElement::getAsString).orElseThrow(() -> new IOException("version is missing"));
             String jarUrl = Optional.ofNullable(response.get("jar")).map(JsonElement::getAsString).orElse(null);
             String jarHash = Optional.ofNullable(response.get("jarsha1")).map(JsonElement::getAsString).orElse(null);

HMCL/src/main/java/org/jackhuang/hmcl/util/CrashReporter.java

@@ -28,6 +28,7 @@ import org.jackhuang.hmcl.upgrade.UpdateChecker;
 import org.jackhuang.hmcl.util.io.NetworkUtils;
 
 import java.io.IOException;
+import java.net.URI;
 import java.util.HashMap;
 
 import static org.jackhuang.hmcl.util.logging.Logger.LOG;
@@ -122,7 +123,7 @@ public final class CrashReporter implements Thread.UncaughtExceptionHandler {
             map.put("version", Metadata.VERSION);
             map.put("log", LOG.getLogs());
             try {
-                String response = NetworkUtils.doPost(NetworkUtils.toURL(Metadata.PUBLISH_URL + "/hmcl/crash.php"), map);
+                String response = NetworkUtils.doPost(URI.create(Metadata.PUBLISH_URL + "/hmcl/crash.php"), map);
                 if (StringUtils.isNotBlank(response))
                     LOG.error("Crash server response: " + response);
             } catch (IOException ex) {

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorDownloader.java

@@ -25,7 +25,7 @@ import org.jackhuang.hmcl.task.FileDownloadTask.IntegrityCheck;
 import org.jackhuang.hmcl.util.io.HttpRequest;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Map;
@@ -96,7 +96,7 @@ public class AuthlibInjectorDownloader implements AuthlibInjectorArtifactProvide
         }
 
         try {
-            new FileDownloadTask(downloadProvider.get().injectURLWithCandidates(latest.downloadUrl), artifactLocation.toFile(),
+            new FileDownloadTask(downloadProvider.get().injectURLWithCandidates(latest.downloadUrl), artifactLocation,
                     Optional.ofNullable(latest.checksums.get("sha256"))
                             .map(checksum -> new IntegrityCheck("SHA-256", checksum))
                             .orElse(null))
@@ -110,9 +110,9 @@ public class AuthlibInjectorDownloader implements AuthlibInjectorArtifactProvide
 
     private AuthlibInjectorVersionInfo getLatestArtifactInfo() throws IOException {
         IOException exception = null;
-        for (URL url : downloadProvider.get().injectURLWithCandidates(LATEST_BUILD_URL)) {
+        for (URI url : downloadProvider.get().injectURLWithCandidates(LATEST_BUILD_URL)) {
             try {
-                return HttpRequest.GET(url.toExternalForm()).getJson(AuthlibInjectorVersionInfo.class);
+                return HttpRequest.GET(url.toString()).getJson(AuthlibInjectorVersionInfo.class);
             } catch (IOException | JsonParseException e) {
                 if (exception == null) {
                     exception = new IOException("Failed to fetch authlib-injector artifact info");

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorProvider.java

@@ -17,13 +17,11 @@
  */
 package org.jackhuang.hmcl.auth.authlibinjector;
 
-import static org.jackhuang.hmcl.util.io.NetworkUtils.toURL;
-
 import org.jackhuang.hmcl.auth.AuthenticationException;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilProvider;
 import org.jackhuang.hmcl.util.gson.UUIDTypeAdapter;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.UUID;
 
 public class AuthlibInjectorProvider implements YggdrasilProvider {
@@ -35,33 +33,33 @@ public class AuthlibInjectorProvider implements YggdrasilProvider {
     }
 
     @Override
-    public URL getAuthenticationURL() throws AuthenticationException {
+    public URI getAuthenticationURL() throws AuthenticationException {
-        return toURL(apiRoot + "authserver/authenticate");
+        return URI.create(apiRoot + "authserver/authenticate");
     }
 
     @Override
-    public URL getRefreshmentURL() throws AuthenticationException {
+    public URI getRefreshmentURL() throws AuthenticationException {
-        return toURL(apiRoot + "authserver/refresh");
+        return URI.create(apiRoot + "authserver/refresh");
     }
 
     @Override
-    public URL getValidationURL() throws AuthenticationException {
+    public URI getValidationURL() throws AuthenticationException {
-        return toURL(apiRoot + "authserver/validate");
+        return URI.create(apiRoot + "authserver/validate");
     }
 
     @Override
-    public URL getInvalidationURL() throws AuthenticationException {
+    public URI getInvalidationURL() throws AuthenticationException {
-        return toURL(apiRoot + "authserver/invalidate");
+        return URI.create(apiRoot + "authserver/invalidate");
     }
 
     @Override
-    public URL getSkinUploadURL(UUID uuid) throws UnsupportedOperationException {
+    public URI getSkinUploadURL(UUID uuid) throws UnsupportedOperationException {
-        return toURL(apiRoot + "api/user/profile/" + UUIDTypeAdapter.fromUUID(uuid) + "/skin");
+        return URI.create(apiRoot + "api/user/profile/" + UUIDTypeAdapter.fromUUID(uuid) + "/skin");
     }
 
     @Override
-    public URL getProfilePropertiesURL(UUID uuid) throws AuthenticationException {
+    public URI getProfilePropertiesURL(UUID uuid) throws AuthenticationException {
-        return toURL(apiRoot + "sessionserver/session/minecraft/profile/" + UUIDTypeAdapter.fromUUID(uuid));
+        return URI.create(apiRoot + "sessionserver/session/minecraft/profile/" + UUIDTypeAdapter.fromUUID(uuid));
     }
 
     @Override

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/authlibinjector/AuthlibInjectorServer.java

@@ -17,7 +17,6 @@
  */
 package org.jackhuang.hmcl.auth.authlibinjector;
 
-import static java.nio.charset.StandardCharsets.UTF_8;
 import static java.util.Collections.emptyMap;
 import static org.jackhuang.hmcl.util.Lang.tryCast;
 import static org.jackhuang.hmcl.util.logging.Logger.LOG;
@@ -25,14 +24,15 @@ import static org.jackhuang.hmcl.util.logging.Logger.LOG;
 import java.io.IOException;
 import java.lang.reflect.Type;
 import java.net.HttpURLConnection;
-import java.net.URL;
+import java.net.URI;
+import java.net.URISyntaxException;
 import java.util.LinkedHashMap;
-import java.util.Locale;
 import java.util.Map;
 import java.util.Optional;
 
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilService;
 import org.jackhuang.hmcl.util.io.HttpRequest;
+import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.jackhuang.hmcl.util.javafx.ObservableHelper;
 import org.jetbrains.annotations.Nullable;
 
@@ -58,17 +58,14 @@ public class AuthlibInjectorServer implements Observable {
     public static AuthlibInjectorServer locateServer(String url) throws IOException {
         try {
             url = addHttpsIfMissing(url);
-            HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
+            HttpURLConnection conn = NetworkUtils.createHttpConnection(URI.create(url));
-            conn.setRequestProperty("Accept-Language", Locale.getDefault().toLanguageTag());
-
             String ali = conn.getHeaderField("x-authlib-injector-api-location");
             if (ali != null) {
-                URL absoluteAli = new URL(conn.getURL(), ali);
+                URI absoluteAli = conn.getURL().toURI().resolve(ali);
                 if (!urlEqualsIgnoreSlash(url, absoluteAli.toString())) {
                     conn.disconnect();
                     url = absoluteAli.toString();
-                    conn = (HttpURLConnection) absoluteAli.openConnection();
+                    conn = NetworkUtils.createHttpConnection(absoluteAli);
-                    conn.setRequestProperty("Accept-Language", Locale.getDefault().toLanguageTag());
                 }
             }
 
@@ -77,22 +74,26 @@ public class AuthlibInjectorServer implements Observable {
 
             try {
                 AuthlibInjectorServer server = new AuthlibInjectorServer(url);
-                server.refreshMetadata(new String(conn.getInputStream().readAllBytes(), UTF_8));
+                server.refreshMetadata(NetworkUtils.readFullyAsString(conn));
                 return server;
             } finally {
                 conn.disconnect();
             }
-        } catch (IllegalArgumentException e) {
+        } catch (IllegalArgumentException | URISyntaxException e) {
             throw new IOException(e);
         }
     }
 
-    private static String addHttpsIfMissing(String url) {
+    private static String addHttpsIfMissing(String url) throws IOException {
-        String lowercased = url.toLowerCase(Locale.ROOT);
+        URI uri = URI.create(url);
-        if (!lowercased.startsWith("http://") && !lowercased.startsWith("https://")) {
+
-            url = "https://" + url;
+        if (uri.getScheme() == null) {
+            return "https://" + url;
+        } else if (!NetworkUtils.isHttpUri(uri)) {
+            throw new IOException("Yggdrasil server should be an HTTP or HTTPS URI, but got: " + url);
+        } else {
+            return url;
         }
-        return url;
     }
 
     private static boolean urlEqualsIgnoreSlash(String a, String b) {
@@ -103,7 +104,7 @@ public class AuthlibInjectorServer implements Observable {
         return a.equals(b);
     }
 
-    private String url;
+    private final String url;
     @Nullable
     private String metadataResponse;
     private long metadataTimestamp;

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/microsoft/MicrosoftService.java

@@ -34,7 +34,8 @@ import org.jackhuang.hmcl.util.javafx.ObservableOptionalCache;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
-import java.net.URL;
+import java.net.URI;
+import java.net.URISyntaxException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.*;
@@ -164,7 +165,7 @@ public class MicrosoftService {
                 .accept("application/json").createConnection();
 
         if (request.getResponseCode() != 200) {
-            throw new ResponseCodeException(new URL("https://api.minecraftservices.com/entitlements/mcstore"), request.getResponseCode());
+            throw new ResponseCodeException(URI.create("https://api.minecraftservices.com/entitlements/mcstore"), request.getResponseCode());
         }
 
         // Get Minecraft Account UUID
@@ -247,22 +248,22 @@ public class MicrosoftService {
         if (responseCode == HTTP_NOT_FOUND) {
             throw new NoMinecraftJavaEditionProfileException();
         } else if (responseCode != 200) {
-            throw new ResponseCodeException(new URL("https://api.minecraftservices.com/minecraft/profile"), responseCode);
+            throw new ResponseCodeException(URI.create("https://api.minecraftservices.com/minecraft/profile"), responseCode);
         }
 
-        String result = NetworkUtils.readData(conn);
+        String result = NetworkUtils.readFullyAsString(conn);
         return JsonUtils.fromNonNullJson(result, MinecraftProfileResponse.class);
     }
 
     public Optional<CompleteGameProfile> getCompleteGameProfile(UUID uuid) throws AuthenticationException {
         Objects.requireNonNull(uuid);
 
-        return Optional.ofNullable(GSON.fromJson(request(NetworkUtils.toURL("https://sessionserver.mojang.com/session/minecraft/profile/" + UUIDTypeAdapter.fromUUID(uuid)), null), CompleteGameProfile.class));
+        return Optional.ofNullable(GSON.fromJson(request(URI.create("https://sessionserver.mojang.com/session/minecraft/profile/" + UUIDTypeAdapter.fromUUID(uuid)), null), CompleteGameProfile.class));
     }
 
     public void uploadSkin(String accessToken, boolean isSlim, Path file) throws AuthenticationException, UnsupportedOperationException {
         try {
-            HttpURLConnection con = NetworkUtils.createHttpConnection(NetworkUtils.toURL("https://api.minecraftservices.com/minecraft/profile/skins"));
+            HttpURLConnection con = NetworkUtils.createHttpConnection(URI.create("https://api.minecraftservices.com/minecraft/profile/skins"));
             con.setRequestMethod("POST");
             con.setRequestProperty("Authorization", "Bearer " + accessToken);
             con.setDoOutput(true);
@@ -273,21 +274,21 @@ public class MicrosoftService {
                 }
             }
 
-            String response = NetworkUtils.readData(con);
+            String response = NetworkUtils.readFullyAsString(con);
             if (StringUtils.isBlank(response)) {
                 if (con.getResponseCode() / 100 != 2)
-                    throw new ResponseCodeException(con.getURL(), con.getResponseCode());
+                    throw new ResponseCodeException(con.getURL().toURI(), con.getResponseCode());
             } else {
                 MinecraftErrorResponse profileResponse = GSON.fromJson(response, MinecraftErrorResponse.class);
                 if (StringUtils.isNotBlank(profileResponse.errorMessage) || con.getResponseCode() / 100 != 2)
                     throw new AuthenticationException("Failed to upload skin, response code: " + con.getResponseCode() + ", response: " + response);
             }
-        } catch (IOException | JsonParseException e) {
+        } catch (IOException | JsonParseException | URISyntaxException e) {
             throw new AuthenticationException(e);
         }
     }
 
-    private static String request(URL url, Object payload) throws AuthenticationException {
+    private static String request(URI url, Object payload) throws AuthenticationException {
         try {
             if (payload == null)
                 return NetworkUtils.doGet(url);

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/offline/Skin.java

@@ -33,14 +33,11 @@ import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URL;
+import java.net.URI;
 import java.net.URLConnection;
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.util.Collections;
+import java.util.*;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Optional;
 
 import static org.jackhuang.hmcl.util.Lang.mapOf;
 import static org.jackhuang.hmcl.util.Lang.tryCast;
@@ -169,7 +166,7 @@ public class Skin {
                 String realCslApi = type == Type.LITTLE_SKIN
                         ? "https://littleskin.cn/csl"
                         : StringUtils.removeSuffix(Lang.requireNonNullElse(cslApi, ""), "/");
-                return Task.composeAsync(() -> new GetTask(new URL(String.format("%s/%s.json", realCslApi, username))))
+                return Task.composeAsync(() -> new GetTask(URI.create(String.format("%s/%s.json", realCslApi, username))))
                         .thenComposeAsync(json -> {
                             SkinJson result = JsonUtils.GSON.fromJson(json, SkinJson.class);
 
@@ -179,8 +176,8 @@ public class Skin {
 
                             return Task.allOf(
                                     Task.supplyAsync(result::getModel),
-                                    result.getHash() == null ? Task.supplyAsync(() -> null) : new FetchBytesTask(new URL(String.format("%s/textures/%s", realCslApi, result.getHash())), 3),
+                                    result.getHash() == null ? Task.supplyAsync(() -> null) : new FetchBytesTask(URI.create(String.format("%s/textures/%s", realCslApi, result.getHash())), 3),
-                                    result.getCapeHash() == null ? Task.supplyAsync(() -> null) : new FetchBytesTask(new URL(String.format("%s/textures/%s", realCslApi, result.getCapeHash())), 3)
+                                    result.getCapeHash() == null ? Task.supplyAsync(() -> null) : new FetchBytesTask(URI.create(String.format("%s/textures/%s", realCslApi, result.getCapeHash())), 3)
                             );
                         }).thenApplyAsync(result -> {
                             if (result == null) {
@@ -232,8 +229,8 @@ public class Skin {
 
     private static class FetchBytesTask extends FetchTask<InputStream> {
 
-        public FetchBytesTask(URL url, int retry) {
+        public FetchBytesTask(URI uri, int retry) {
-            super(Collections.singletonList(url), retry);
+            super(List.of(uri), retry);
         }
 
         @Override
@@ -247,7 +244,7 @@ public class Skin {
         }
 
         @Override
-        protected Context getContext(URLConnection conn, boolean checkETag) throws IOException {
+        protected Context getContext(URLConnection connection, boolean checkETag) throws IOException {
             return new Context() {
                 final ByteArrayOutputStream baos = new ByteArrayOutputStream();
 
@@ -263,7 +260,7 @@ public class Skin {
                     setResult(new ByteArrayInputStream(baos.toByteArray()));
 
                     if (checkETag) {
-                        repository.cacheBytes(baos.toByteArray(), conn);
+                        repository.cacheBytes(connection, baos.toByteArray());
                     }
                 }
             };

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/yggdrasil/YggdrasilProvider.java

@@ -19,7 +19,7 @@ package org.jackhuang.hmcl.auth.yggdrasil;
 
 import org.jackhuang.hmcl.auth.AuthenticationException;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.UUID;
 
 /**
@@ -27,13 +27,13 @@ import java.util.UUID;
  */
 public interface YggdrasilProvider {
 
-    URL getAuthenticationURL() throws AuthenticationException;
+    URI getAuthenticationURL() throws AuthenticationException;
 
-    URL getRefreshmentURL() throws AuthenticationException;
+    URI getRefreshmentURL() throws AuthenticationException;
 
-    URL getValidationURL() throws AuthenticationException;
+    URI getValidationURL() throws AuthenticationException;
 
-    URL getInvalidationURL() throws AuthenticationException;
+    URI getInvalidationURL() throws AuthenticationException;
 
     /**
      * URL to upload skin.
@@ -51,8 +51,8 @@ public interface YggdrasilProvider {
      * @throws AuthenticationException if url cannot be generated. e.g. some parameter or query is malformed.
      * @throws UnsupportedOperationException if the Yggdrasil provider does not support third-party skin uploading.
      */
-    URL getSkinUploadURL(UUID uuid) throws AuthenticationException, UnsupportedOperationException;
+    URI getSkinUploadURL(UUID uuid) throws AuthenticationException, UnsupportedOperationException;
 
-    URL getProfilePropertiesURL(UUID uuid) throws AuthenticationException;
+    URI getProfilePropertiesURL(UUID uuid) throws AuthenticationException;
 
 }

HMCLCore/src/main/java/org/jackhuang/hmcl/auth/yggdrasil/YggdrasilService.java

@@ -34,7 +34,7 @@ import org.jackhuang.hmcl.util.javafx.ObservableOptionalCache;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.*;
@@ -160,7 +160,7 @@ public class YggdrasilService {
                     request.file("file", FileUtils.getName(file), "image/" + FileUtils.getExtension(file), fis);
                 }
             }
-            requireEmpty(NetworkUtils.readData(con));
+            requireEmpty(NetworkUtils.readFullyAsString(con));
         } catch (IOException e) {
             throw new AuthenticationException(e);
         }
@@ -227,12 +227,12 @@ public class YggdrasilService {
         }
     }
 
-    private static String request(URL url, Object payload) throws AuthenticationException {
+    private static String request(URI uri, Object payload) throws AuthenticationException {
         try {
             if (payload == null)
-                return NetworkUtils.doGet(url);
+                return NetworkUtils.doGet(uri);
             else
-                return NetworkUtils.doPost(url, payload instanceof String ? (String) payload : GSON.toJson(payload), "application/json");
+                return NetworkUtils.doPost(uri, payload instanceof String ? (String) payload : GSON.toJson(payload), "application/json");
         } catch (IOException e) {
             throw new ServerDisconnectException(e);
         }

HMCLCore/src/main/java/org/jackhuang/hmcl/download/AdaptedDownloadProvider.java

@@ -17,7 +17,7 @@
  */
 package org.jackhuang.hmcl.download;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -59,21 +59,21 @@ public class AdaptedDownloadProvider implements DownloadProvider {
     }
 
     @Override
-    public List<URL> getAssetObjectCandidates(String assetObjectLocation) {
+    public List<URI> getAssetObjectCandidates(String assetObjectLocation) {
         return downloadProviderCandidates.stream()
                 .flatMap(d -> d.getAssetObjectCandidates(assetObjectLocation).stream())
                 .collect(Collectors.toList());
     }
 
     @Override
-    public List<URL> injectURLWithCandidates(String baseURL) {
+    public List<URI> injectURLWithCandidates(String baseURL) {
         return downloadProviderCandidates.stream()
                 .flatMap(d -> d.injectURLWithCandidates(baseURL).stream())
                 .collect(Collectors.toList());
     }
 
     @Override
-    public List<URL> injectURLsWithCandidates(List<String> urls) {
+    public List<URI> injectURLsWithCandidates(List<String> urls) {
         return downloadProviderCandidates.stream()
                 .flatMap(d -> d.injectURLsWithCandidates(urls).stream())
                 .collect(Collectors.toList());

HMCLCore/src/main/java/org/jackhuang/hmcl/download/AutoDownloadProvider.java

@@ -17,7 +17,7 @@
  */
 package org.jackhuang.hmcl.download;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.List;
 
 /**
@@ -51,17 +51,17 @@ public class AutoDownloadProvider implements DownloadProvider {
     }
 
     @Override
-    public List<URL> getAssetObjectCandidates(String assetObjectLocation) {
+    public List<URI> getAssetObjectCandidates(String assetObjectLocation) {
         return fileProvider.getAssetObjectCandidates(assetObjectLocation);
     }
 
     @Override
-    public List<URL> injectURLWithCandidates(String baseURL) {
+    public List<URI> injectURLWithCandidates(String baseURL) {
         return fileProvider.injectURLWithCandidates(baseURL);
     }
 
     @Override
-    public List<URL> injectURLsWithCandidates(List<String> urls) {
+    public List<URI> injectURLsWithCandidates(List<String> urls) {
         return fileProvider.injectURLsWithCandidates(urls);
     }
 

HMCLCore/src/main/java/org/jackhuang/hmcl/download/DownloadProvider.java

@@ -17,10 +17,7 @@
  */
 package org.jackhuang.hmcl.download;
 
-import org.jackhuang.hmcl.util.io.NetworkUtils;
+import java.net.URI;
-
-import java.net.URL;
-import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -35,8 +32,8 @@ public interface DownloadProvider {
 
     String getAssetBaseURL();
 
-    default List<URL> getAssetObjectCandidates(String assetObjectLocation) {
+    default List<URI> getAssetObjectCandidates(String assetObjectLocation) {
-        return Collections.singletonList(NetworkUtils.toURL(getAssetBaseURL() + assetObjectLocation));
+        return List.of(URI.create(getAssetBaseURL() + assetObjectLocation));
     }
 
     /**
@@ -59,11 +56,11 @@ public interface DownloadProvider {
      * @param baseURL original URL provided by Mojang and Forge.
      * @return the URL that is equivalent to [baseURL], but belongs to your own service provider.
      */
-    default List<URL> injectURLWithCandidates(String baseURL) {
+    default List<URI> injectURLWithCandidates(String baseURL) {
-        return Collections.singletonList(NetworkUtils.toURL(injectURL(baseURL)));
+        return List.of(URI.create(injectURL(baseURL)));
     }
 
-    default List<URL> injectURLsWithCandidates(List<String> urls) {
+    default List<URI> injectURLsWithCandidates(List<String> urls) {
         return urls.stream().flatMap(url -> injectURLWithCandidates(url).stream()).collect(Collectors.toList());
     }
 

HMCLCore/src/main/java/org/jackhuang/hmcl/download/fabric/FabricAPIInstallTask.java

@@ -23,7 +23,7 @@ import org.jackhuang.hmcl.task.FileDownloadTask;
 import org.jackhuang.hmcl.task.Task;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -59,8 +59,8 @@ public final class FabricAPIInstallTask extends Task<Version> {
     @Override
     public void execute() throws IOException {
         dependencies.add(new FileDownloadTask(
-                new URL(remote.getVersion().getFile().getUrl()),
+                URI.create(remote.getVersion().getFile().getUrl()),
-                dependencyManager.getGameRepository().getRunDirectory(version.getId()).toPath().resolve("mods").resolve("fabric-api-" + remote.getVersion().getVersion() + ".jar").toFile(),
+                dependencyManager.getGameRepository().getRunDirectory(version.getId()).toPath().resolve("mods").resolve("fabric-api-" + remote.getVersion().getVersion() + ".jar"),
                 remote.getVersion().getFile().getIntegrityCheck())
         );
     }

HMCLCore/src/main/java/org/jackhuang/hmcl/download/forge/ForgeInstallTask.java

@@ -69,7 +69,7 @@ public final class ForgeInstallTask extends Task<Version> {
 
         dependent = new FileDownloadTask(
                 dependencyManager.getDownloadProvider().injectURLsWithCandidates(remote.getUrls()),
-                installer.toFile(), null);
+                installer, null);
         dependent.setCacheRepository(dependencyManager.getCacheRepository());
         dependent.setCaching(true);
         dependent.addIntegrityCheckHandler(FileDownloadTask.ZIP_INTEGRITY_CHECK_HANDLER);

HMCLCore/src/main/java/org/jackhuang/hmcl/download/forge/ForgeNewInstallTask.java

@@ -31,7 +31,6 @@ import org.jackhuang.hmcl.game.Library;
 import org.jackhuang.hmcl.game.Version;
 import org.jackhuang.hmcl.task.FileDownloadTask;
 import org.jackhuang.hmcl.task.Task;
-import org.jackhuang.hmcl.task.FileDownloadTask.IntegrityCheck;
 import org.jackhuang.hmcl.util.DigestUtils;
 import org.jackhuang.hmcl.util.StringUtils;
 import org.jackhuang.hmcl.util.function.ExceptionalFunction;
@@ -48,7 +47,7 @@ import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.FileSystem;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -346,12 +345,12 @@ public class ForgeNewInstallTask extends Task<Version> {
                         throw new Exception("client_mappings download info not found");
                     }
 
-                    List<URL> mappingsUrl = dependencyManager.getDownloadProvider()
+                    List<URI> mappingsUrl = dependencyManager.getDownloadProvider()
                             .injectURLWithCandidates(mappings.getUrl());
-                    FileDownloadTask mappingsTask = new FileDownloadTask(
+                    var mappingsTask = new FileDownloadTask(
                             mappingsUrl,
-                            new File(output),
+                            Path.of(output),
-                            IntegrityCheck.of("SHA-1", mappings.getSha1()));
+                            FileDownloadTask.IntegrityCheck.of("SHA-1", mappings.getSha1()));
                     mappingsTask.setCaching(true);
                     mappingsTask.setCacheRepository(dependencyManager.getCacheRepository());
                     return mappingsTask;

HMCLCore/src/main/java/org/jackhuang/hmcl/download/game/GameAssetDownloadTask.java

@@ -29,7 +29,7 @@ import org.jackhuang.hmcl.util.CacheRepository;
 import org.jackhuang.hmcl.util.gson.JsonUtils;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
@@ -102,9 +102,9 @@ public final class GameAssetDownloadTask extends Task<Void> {
                 LOG.warning("Unable to calc hash value of file " + file, e);
             }
             if (download) {
-                List<URL> urls = dependencyManager.getDownloadProvider().getAssetObjectCandidates(assetObject.getLocation());
+                List<URI> uris = dependencyManager.getDownloadProvider().getAssetObjectCandidates(assetObject.getLocation());
 
-                FileDownloadTask task = new FileDownloadTask(urls, file.toFile(), new FileDownloadTask.IntegrityCheck("SHA-1", assetObject.getHash()));
+                var task = new FileDownloadTask(uris, file, new FileDownloadTask.IntegrityCheck("SHA-1", assetObject.getHash()));
                 task.setName(assetObject.getHash());
                 task.setCandidate(dependencyManager.getCacheRepository().getCommonDirectory()
                         .resolve("assets").resolve("objects").resolve(assetObject.getLocation()));

HMCLCore/src/main/java/org/jackhuang/hmcl/download/game/GameAssetIndexDownloadTask.java

@@ -94,9 +94,9 @@ public final class GameAssetIndexDownloadTask extends Task<Void> {
 
         // We should not check the hash code of asset index file since this file is not consistent
         // And Mojang will modify this file anytime. So assetIndex.hash might be outdated.
-        FileDownloadTask task = new FileDownloadTask(
+        var task = new FileDownloadTask(
                 dependencyManager.getDownloadProvider().injectURLWithCandidates(assetIndexInfo.getUrl()),
-                assetIndexFile.toFile(),
+                assetIndexFile,
                 verifyHashCode ? new FileDownloadTask.IntegrityCheck("SHA-1", assetIndexInfo.getSha1()) : null
         );
         task.setCacheRepository(dependencyManager.getCacheRepository());

HMCLCore/src/main/java/org/jackhuang/hmcl/download/game/GameDownloadTask.java

@@ -20,11 +20,10 @@ package org.jackhuang.hmcl.download.game;
 import org.jackhuang.hmcl.download.DefaultDependencyManager;
 import org.jackhuang.hmcl.game.Version;
 import org.jackhuang.hmcl.task.FileDownloadTask;
-import org.jackhuang.hmcl.task.FileDownloadTask.IntegrityCheck;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.util.CacheRepository;
 
-import java.io.File;
+import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -54,12 +53,12 @@ public final class GameDownloadTask extends Task<Void> {
 
     @Override
     public void execute() {
-        File jar = dependencyManager.getGameRepository().getVersionJar(version);
+        Path jar = dependencyManager.getGameRepository().getVersionJar(version).toPath();
 
-        FileDownloadTask task = new FileDownloadTask(
+        var task = new FileDownloadTask(
                 dependencyManager.getDownloadProvider().injectURLWithCandidates(version.getDownloadInfo().getUrl()),
                 jar,
-                IntegrityCheck.of(CacheRepository.SHA1, version.getDownloadInfo().getSha1()));
+                FileDownloadTask.IntegrityCheck.of(CacheRepository.SHA1, version.getDownloadInfo().getSha1()));
         task.setCaching(true);
         task.setCacheRepository(dependencyManager.getCacheRepository());
 

HMCLCore/src/main/java/org/jackhuang/hmcl/download/game/LibraryDownloadTask.java

@@ -30,7 +30,7 @@ import org.jackhuang.hmcl.util.io.FileUtils;
 import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -116,8 +116,8 @@ public class LibraryDownloadTask extends Task<Void> {
         }
 
 
-        List<URL> urls = dependencyManager.getDownloadProvider().injectURLWithCandidates(url);
+        List<URI> uris = dependencyManager.getDownloadProvider().injectURLWithCandidates(url);
-        task = new FileDownloadTask(urls, jar,
+        task = new FileDownloadTask(uris, jar.toPath(),
                 library.getDownload().getSha1() != null ? new IntegrityCheck("SHA-1", library.getDownload().getSha1()) : null);
         task.setCacheRepository(cacheRepository);
         task.setCaching(true);

HMCLCore/src/main/java/org/jackhuang/hmcl/download/java/mojang/MojangJavaDownloadTask.java

@@ -103,7 +103,7 @@ public final class MojangJavaDownloadTask extends Task<MojangJavaDownloadTask.Re
                 if (file.getDownloads().containsKey("lzma")) {
                     DownloadInfo download = file.getDownloads().get("lzma");
                     File tempFile = target.resolve(entry.getKey() + ".lzma").toFile();
-                    FileDownloadTask task = new FileDownloadTask(downloadProvider.injectURLWithCandidates(download.getUrl()), tempFile, new FileDownloadTask.IntegrityCheck("SHA-1", download.getSha1()));
+                    var task = new FileDownloadTask(downloadProvider.injectURLWithCandidates(download.getUrl()), tempFile.toPath(), new FileDownloadTask.IntegrityCheck("SHA-1", download.getSha1()));
                     task.setName(entry.getKey());
                     dependencies.add(task.thenRunAsync(() -> {
                         Path decompressed = target.resolve(entry.getKey() + ".tmp");
@@ -121,7 +121,7 @@ public final class MojangJavaDownloadTask extends Task<MojangJavaDownloadTask.Re
                     }));
                 } else if (file.getDownloads().containsKey("raw")) {
                     DownloadInfo download = file.getDownloads().get("raw");
-                    FileDownloadTask task = new FileDownloadTask(downloadProvider.injectURLWithCandidates(download.getUrl()), dest.toFile(), new FileDownloadTask.IntegrityCheck("SHA-1", download.getSha1()));
+                    var task = new FileDownloadTask(downloadProvider.injectURLWithCandidates(download.getUrl()), dest, new FileDownloadTask.IntegrityCheck("SHA-1", download.getSha1()));
                     task.setName(entry.getKey());
                     if (file.isExecutable()) {
                         dependencies.add(task.thenRunAsync(() -> dest.toFile().setExecutable(true)));

HMCLCore/src/main/java/org/jackhuang/hmcl/download/neoforge/NeoForgeInstallTask.java

@@ -49,7 +49,7 @@ public final class NeoForgeInstallTask extends Task<Version> {
 
         dependent = new FileDownloadTask(
                 dependencyManager.getDownloadProvider().injectURLsWithCandidates(remoteVersion.getUrls()),
-                installer.toFile(), null
+                installer, null
         );
         dependent.setCacheRepository(dependencyManager.getCacheRepository());
         dependent.setCaching(true);

HMCLCore/src/main/java/org/jackhuang/hmcl/download/neoforge/NeoForgeOldInstallTask.java

@@ -26,7 +26,6 @@ import org.jackhuang.hmcl.download.game.GameLibrariesTask;
 import org.jackhuang.hmcl.download.game.VersionJsonDownloadTask;
 import org.jackhuang.hmcl.game.*;
 import org.jackhuang.hmcl.task.FileDownloadTask;
-import org.jackhuang.hmcl.task.FileDownloadTask.IntegrityCheck;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.util.DigestUtils;
 import org.jackhuang.hmcl.util.StringUtils;
@@ -44,7 +43,7 @@ import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.FileSystem;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -342,12 +341,12 @@ public class NeoForgeOldInstallTask extends Task<Version> {
                         throw new Exception("client_mappings download info not found");
                     }
 
-                    List<URL> mappingsUrl = dependencyManager.getDownloadProvider()
+                    List<URI> mappingsUri = dependencyManager.getDownloadProvider()
                             .injectURLWithCandidates(mappings.getUrl());
-                    FileDownloadTask mappingsTask = new FileDownloadTask(
+                    var mappingsTask = new FileDownloadTask(
-                            mappingsUrl,
+                            mappingsUri,
-                            new File(output),
+                            Path.of(output),
-                            IntegrityCheck.of("SHA-1", mappings.getSha1()));
+                            FileDownloadTask.IntegrityCheck.of("SHA-1", mappings.getSha1()));
                     mappingsTask.setCaching(true);
                     mappingsTask.setCacheRepository(dependencyManager.getCacheRepository());
                     return mappingsTask;

HMCLCore/src/main/java/org/jackhuang/hmcl/download/optifine/OptiFineInstallTask.java

@@ -96,9 +96,9 @@ public final class OptiFineInstallTask extends Task<Version> {
         dest = Files.createTempFile("optifine-installer", ".jar");
 
         if (installer == null) {
-            FileDownloadTask task = new FileDownloadTask(
+            var task = new FileDownloadTask(
                     dependencyManager.getDownloadProvider().injectURLsWithCandidates(remote.getUrls()),
-                    dest.toFile(), null);
+                    dest, null);
             task.setCacheRepository(dependencyManager.getCacheRepository());
             task.setCaching(true);
             dependents.add(task);

HMCLCore/src/main/java/org/jackhuang/hmcl/download/quilt/QuiltAPIInstallTask.java

@@ -23,7 +23,7 @@ import org.jackhuang.hmcl.task.FileDownloadTask;
 import org.jackhuang.hmcl.task.Task;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -59,8 +59,8 @@ public final class QuiltAPIInstallTask extends Task<Version> {
     @Override
     public void execute() throws IOException {
         dependencies.add(new FileDownloadTask(
-                new URL(remote.getVersion().getFile().getUrl()),
+                URI.create(remote.getVersion().getFile().getUrl()),
-                dependencyManager.getGameRepository().getRunDirectory(version.getId()).toPath().resolve("mods").resolve("quilt-api-" + remote.getVersion().getVersion() + ".jar").toFile(),
+                dependencyManager.getGameRepository().getRunDirectory(version.getId()).toPath().resolve("mods").resolve("quilt-api-" + remote.getVersion().getVersion() + ".jar"),
                 remote.getVersion().getFile().getIntegrityCheck())
         );
     }

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/curse/CurseCompletionTask.java

@@ -152,7 +152,7 @@ public final class CurseCompletionTask extends Task<Void> {
                             return Stream.empty();
                         }
 
-                        FileDownloadTask task = new FileDownloadTask(f.getUrl(), path);
+                        var task = new FileDownloadTask(f.getUrl(), path.toPath());
                         task.setCacheRepository(dependency.getCacheRepository());
                         task.setCaching(true);
                         return Stream.of(task.withCounter("hmcl.modpack.download"));

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/curse/CurseManifestFile.java

@@ -24,7 +24,7 @@ import org.jackhuang.hmcl.util.gson.Validation;
 import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.jetbrains.annotations.Nullable;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.Objects;
 
 /**
@@ -84,15 +84,15 @@ public final class CurseManifestFile implements Validation {
     }
 
     @Nullable
-    public URL getUrl() {
+    public URI getUrl() {
         if (url == null) {
             if (fileName != null) {
-                return NetworkUtils.toURL(NetworkUtils.encodeLocation(String.format("https://edge.forgecdn.net/files/%d/%d/%s", fileID / 1000, fileID % 1000, fileName)));
+                return URI.create(NetworkUtils.encodeLocation(String.format("https://edge.forgecdn.net/files/%d/%d/%s", fileID / 1000, fileID % 1000, fileName)));
             } else {
                 return null;
             }
         } else {
-            return NetworkUtils.toURL(NetworkUtils.encodeLocation(url));
+            return URI.create(NetworkUtils.encodeLocation(url));
         }
     }
 

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/mcbbs/McbbsModpackCompletionTask.java

@@ -36,7 +36,7 @@ import org.jetbrains.annotations.Nullable;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.*;
@@ -102,7 +102,7 @@ public class McbbsModpackCompletionTask extends CompletableFutureTask<Void> {
                     throw new CustomException();
                 }
             })).thenComposeAsync(wrap(unused1 -> {
-                return executor.one(new GetTask(new URL(manifest.getFileApi() + "/manifest.json")));
+                return executor.one(new GetTask(URI.create(manifest.getFileApi() + "/manifest.json")));
             })).thenComposeAsync(wrap(remoteManifestJson -> {
                 McbbsModpackManifest remoteManifest;
                 // We needs to update modpack from online server.
@@ -204,7 +204,7 @@ public class McbbsModpackCompletionTask extends CompletableFutureTask<Void> {
                                                         return file.withFileName(NetworkUtils.detectFileName(file.getUrl()));
                                                     } catch (IOException e) {
                                                         try {
-                                                            String result = NetworkUtils.doGet(NetworkUtils.toURL(String.format("https://cursemeta.dries007.net/%d/%d.json", file.getProjectID(), file.getFileID())));
+                                                            String result = NetworkUtils.doGet(URI.create(String.format("https://cursemeta.dries007.net/%d/%d.json", file.getProjectID(), file.getFileID())));
                                                             CurseMetaMod mod = JsonUtils.fromNonNullJson(result, CurseMetaMod.class);
                                                             return file.withFileName(mod.getFileNameOnDisk()).withURL(mod.getDownloadURL());
                                                         } catch (FileNotFoundException fof) {
@@ -213,7 +213,7 @@ public class McbbsModpackCompletionTask extends CompletableFutureTask<Void> {
                                                             return file;
                                                         } catch (IOException | JsonParseException e2) {
                                                             try {
-                                                                String result = NetworkUtils.doGet(NetworkUtils.toURL(String.format("https://addons-ecs.forgesvc.net/api/v2/addon/%d/file/%d", file.getProjectID(), file.getFileID())));
+                                                                String result = NetworkUtils.doGet(URI.create(String.format("https://addons-ecs.forgesvc.net/api/v2/addon/%d/file/%d", file.getProjectID(), file.getFileID())));
                                                                 CurseMetaMod mod = JsonUtils.fromNonNullJson(result, CurseMetaMod.class);
                                                                 return file.withFileName(mod.getFileName()).withURL(mod.getDownloadURL());
                                                             } catch (FileNotFoundException fof) {
@@ -247,7 +247,7 @@ public class McbbsModpackCompletionTask extends CompletableFutureTask<Void> {
                                 McbbsModpackManifest.CurseFile curseFile = (McbbsModpackManifest.CurseFile) file;
                                 if (StringUtils.isNotBlank(curseFile.getFileName())) {
                                     if (!modManager.hasSimpleMod(curseFile.getFileName())) {
-                                        FileDownloadTask task = new FileDownloadTask(curseFile.getUrl(), modManager.getSimpleModPath(curseFile.getFileName()).toFile());
+                                        var task = new FileDownloadTask(curseFile.getUrl(), modManager.getSimpleModPath(curseFile.getFileName()));
                                         task.setCacheRepository(dependency.getCacheRepository());
                                         task.setCaching(true);
                                         dependencies.add(task.withCounter("hmcl.modpack.download"));
@@ -297,8 +297,8 @@ public class McbbsModpackCompletionTask extends CompletableFutureTask<Void> {
         if (file instanceof McbbsModpackManifest.AddonFile) {
             McbbsModpackManifest.AddonFile addonFile = (McbbsModpackManifest.AddonFile) file;
             return new FileDownloadTask(
-                    new URL(remoteManifest.getFileApi() + "/overrides/" + NetworkUtils.encodeLocation(addonFile.getPath())),
+                    URI.create(remoteManifest.getFileApi() + "/overrides/" + NetworkUtils.encodeLocation(addonFile.getPath())),
-                    modManager.getSimpleModPath(addonFile.getPath()).toFile(),
+                    modManager.getSimpleModPath(addonFile.getPath()),
                     addonFile.getHash() != null ? new FileDownloadTask.IntegrityCheck("SHA-1", addonFile.getHash()) : null);
         } else if (file instanceof McbbsModpackManifest.CurseFile) {
             // we download it later.

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/mcbbs/McbbsModpackManifest.java

@@ -31,7 +31,7 @@ import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.charset.Charset;
 import java.util.Collections;
 import java.util.List;
@@ -329,9 +329,9 @@ public class McbbsModpackManifest implements ModpackManifest, Validation {
             return fileName;
         }
 
-        public URL getUrl() {
+        public URI getUrl() {
-            return url == null ? NetworkUtils.toURL("https://www.curseforge.com/minecraft/mc-mods/" + projectID + "/download/" + fileID + "/file")
+            return url == null ? URI.create("https://www.curseforge.com/minecraft/mc-mods/" + projectID + "/download/" + fileID + "/file")
-                    : NetworkUtils.toURL(NetworkUtils.encodeLocation(url));
+                    : URI.create(NetworkUtils.encodeLocation(url));
         }
 
         public CurseFile withFileName(String fileName) {

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/modrinth/ModrinthCompletionTask.java

@@ -121,7 +121,7 @@ public class ModrinthCompletionTask extends Task<Void> {
             if (modsDirectory.equals(filePath.getParent()) && this.modManager.hasSimpleMod(FileUtils.getName(filePath)))
                 continue;
 
-            FileDownloadTask task = new FileDownloadTask(file.getDownloads(), filePath.toFile());
+            var task = new FileDownloadTask(file.getDownloads(), filePath);
             task.setCacheRepository(dependency.getCacheRepository());
             task.setCaching(true);
             dependencies.add(task.withCounter("hmcl.modpack.download"));

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/modrinth/ModrinthManifest.java

@@ -24,7 +24,7 @@ import org.jackhuang.hmcl.util.gson.TolerableValidationException;
 import org.jackhuang.hmcl.util.gson.Validation;
 import org.jetbrains.annotations.Nullable;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -98,10 +98,10 @@ public class ModrinthManifest implements ModpackManifest, Validation {
         private final String path;
         private final Map<String, String> hashes;
         private final Map<String, String> env;
-        private final List<URL> downloads;
+        private final List<URI> downloads;
         private final int fileSize;
 
-        public File(String path, Map<String, String> hashes, Map<String, String> env, List<URL> downloads, int fileSize) {
+        public File(String path, Map<String, String> hashes, Map<String, String> env, List<URI> downloads, int fileSize) {
             this.path = path;
             this.hashes = hashes;
             this.env = env;
@@ -121,7 +121,7 @@ public class ModrinthManifest implements ModpackManifest, Validation {
             return env;
         }
 
-        public List<URL> getDownloads() {
+        public List<URI> getDownloads() {
             return downloads;
         }
 

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/multimc/MultiMCComponents.java

@@ -1,9 +1,8 @@
 package org.jackhuang.hmcl.mod.multimc;
 
 import org.jackhuang.hmcl.download.LibraryAnalyzer;
-import org.jackhuang.hmcl.util.io.NetworkUtils;
 
-import java.net.URL;
+import java.net.URI;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -46,7 +45,7 @@ public final class MultiMCComponents {
         return PAIRS;
     }
 
-    public static URL getMetaURL(String componentID, String version) {
+    public static URI getMetaURL(String componentID, String version) {
-        return NetworkUtils.toURL(String.format("https://meta.multimc.org/v1/%s/%s.json", componentID, version));
+        return URI.create(String.format("https://meta.multimc.org/v1/%s/%s.json", componentID, version));
     }
 }

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/server/ServerModpackCompletionTask.java

@@ -33,7 +33,7 @@ import org.jackhuang.hmcl.util.io.NetworkUtils;
 
 import java.io.File;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.*;
@@ -85,7 +85,7 @@ public class ServerModpackCompletionTask extends Task<Void> {
     @Override
     public void preExecute() throws Exception {
         if (manifest == null || StringUtils.isBlank(manifest.getManifest().getFileApi())) return;
-        dependent = new GetTask(new URL(manifest.getManifest().getFileApi() + "/server-manifest.json"));
+        dependent = new GetTask(URI.create(manifest.getManifest().getFileApi() + "/server-manifest.json"));
     }
 
     @Override
@@ -153,8 +153,8 @@ public class ServerModpackCompletionTask extends Task<Void> {
             if (download) {
                 total++;
                 dependencies.add(new FileDownloadTask(
-                        new URL(remoteManifest.getFileApi() + "/overrides/" + NetworkUtils.encodeLocation(file.getPath())),
+                        URI.create(remoteManifest.getFileApi() + "/overrides/" + NetworkUtils.encodeLocation(file.getPath())),
-                        actualPath.toFile(),
+                        actualPath,
                         new FileDownloadTask.IntegrityCheck("SHA-1", file.getHash()))
                         .withCounter("hmcl.modpack.download"));
             }

HMCLCore/src/main/java/org/jackhuang/hmcl/task/DownloadException.java

@@ -20,21 +20,20 @@ package org.jackhuang.hmcl.task;
 import org.jetbrains.annotations.NotNull;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 
 import static java.util.Objects.requireNonNull;
 
 public class DownloadException extends IOException {
 
-    private final URL url;
+    private final URI uri;
 
-    public DownloadException(URL url, @NotNull Throwable cause) {
+    public DownloadException(URI uri, @NotNull Throwable cause) {
-        super("Unable to download " + url + ", " + cause.getMessage(), requireNonNull(cause));
+        super("Unable to download " + uri + ", " + cause.getMessage(), requireNonNull(cause));
-
+        this.uri = uri;
-        this.url = url;
     }
 
-    public URL getUrl() {
+    public URI getUri() {
-        return url;
+        return uri;
     }
 }

HMCLCore/src/main/java/org/jackhuang/hmcl/task/FetchTask.java

@@ -24,36 +24,38 @@ import org.jackhuang.hmcl.util.ToStringBuilder;
 import org.jackhuang.hmcl.util.io.IOUtils;
 import org.jackhuang.hmcl.util.io.NetworkUtils;
 import org.jackhuang.hmcl.util.io.ResponseCodeException;
+import org.jetbrains.annotations.NotNull;
 
 import java.io.Closeable;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
-import java.net.URL;
+import java.net.URI;
 import java.net.URLConnection;
 import java.nio.file.Path;
 import java.util.*;
-import java.util.concurrent.*;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
-import java.util.stream.Collectors;
 
 import static org.jackhuang.hmcl.util.Lang.threadPool;
 import static org.jackhuang.hmcl.util.logging.Logger.LOG;
 
 public abstract class FetchTask<T> extends Task<T> {
-    protected final List<URL> urls;
+    protected final List<URI> uris;
     protected final int retry;
     protected boolean caching;
     protected CacheRepository repository = CacheRepository.getInstance();
 
-    public FetchTask(List<URL> urls, int retry) {
+    public FetchTask(@NotNull List<@NotNull URI> uris, int retry) {
-        Objects.requireNonNull(urls);
+        Objects.requireNonNull(uris);
 
-        this.urls = urls.stream().filter(Objects::nonNull).collect(Collectors.toList());
+        this.uris = List.copyOf(uris);
         this.retry = retry;
 
-        if (this.urls.isEmpty())
+        if (this.uris.isEmpty())
             throw new IllegalArgumentException("At least one URL is required");
 
         setExecutor(download());
@@ -67,18 +69,19 @@ public abstract class FetchTask<T> extends Task<T> {
         this.repository = repository;
     }
 
-    protected void beforeDownload(URL url) throws IOException {}
+    protected void beforeDownload(URI uri) throws IOException {
+    }
 
     protected abstract void useCachedResult(Path cachedFile) throws IOException;
 
     protected abstract EnumCheckETag shouldCheckETag();
 
-    protected abstract Context getContext(URLConnection conn, boolean checkETag) throws IOException;
+    protected abstract Context getContext(URLConnection connection, boolean checkETag) throws IOException;
 
     @Override
     public void execute() throws Exception {
         Exception exception = null;
-        URL failedURL = null;
+        URI failedURI = null;
         boolean checkETag;
         switch (shouldCheckETag()) {
             case CHECK_E_TAG: checkETag = true; break;
@@ -87,7 +90,7 @@ public abstract class FetchTask<T> extends Task<T> {
         }
 
         int repeat = 0;
-        download: for (URL url : urls) {
+        download: for (URI uri : uris) {
             for (int retryTime = 0; retryTime < retry; retryTime++) {
                 if (isCancelled()) {
                     break download;
@@ -95,11 +98,11 @@ public abstract class FetchTask<T> extends Task<T> {
 
                 List<String> redirects = null;
                 try {
-                    beforeDownload(url);
+                    beforeDownload(uri);
 
                     updateProgress(0);
 
-                    URLConnection conn = NetworkUtils.createConnection(url);
+                    URLConnection conn = NetworkUtils.createConnection(uri);
                     if (checkETag) repository.injectConnection(conn);
 
                     if (conn instanceof HttpURLConnection) {
@@ -111,21 +114,21 @@ public abstract class FetchTask<T> extends Task<T> {
                         if (responseCode == HttpURLConnection.HTTP_NOT_MODIFIED) {
                             // Handle cache
                             try {
-                                Path cache = repository.getCachedRemoteFile(conn);
+                                Path cache = repository.getCachedRemoteFile(conn.getURL().toURI());
                                 useCachedResult(cache);
                                 return;
                             } catch (IOException e) {
-                                LOG.warning("Unable to use cached file, redownload " + url, e);
+                                LOG.warning("Unable to use cached file, redownload " + uri, e);
-                                repository.removeRemoteEntry(conn);
+                                repository.removeRemoteEntry(conn.getURL().toURI());
                                 // Now we must reconnect the server since 304 may result in empty content,
                                 // if we want to redownload the file, we must reconnect the server without etag settings.
                                 retryTime--;
                                 continue;
                             }
                         } else if (responseCode / 100 == 4) {
-                            throw new FileNotFoundException(url.toString());
+                            throw new FileNotFoundException(uri.toString());
                         } else if (responseCode / 100 != 2) {
-                            throw new ResponseCodeException(url, responseCode);
+                            throw new ResponseCodeException(uri, responseCode);
                         }
                     }
 
@@ -164,21 +167,21 @@ public abstract class FetchTask<T> extends Task<T> {
 
                     return;
                 } catch (FileNotFoundException ex) {
-                    failedURL = url;
+                    failedURI = uri;
                     exception = ex;
-                    LOG.warning("Failed to download " + url + ", not found" + ((redirects == null || redirects.isEmpty()) ? "" : ", redirects: " + redirects), ex);
+                    LOG.warning("Failed to download " + uri + ", not found" + ((redirects == null || redirects.isEmpty()) ? "" : ", redirects: " + redirects), ex);
 
                     break; // we will not try this URL again
                 } catch (IOException ex) {
-                    failedURL = url;
+                    failedURI = uri;
                     exception = ex;
-                    LOG.warning("Failed to download " + url + ", repeat times: " + (++repeat) + ((redirects == null || redirects.isEmpty()) ? "" : ", redirects: " + redirects), ex);
+                    LOG.warning("Failed to download " + uri + ", repeat times: " + (++repeat) + ((redirects == null || redirects.isEmpty()) ? "" : ", redirects: " + redirects), ex);
                 }
             }
         }
 
         if (exception != null)
-            throw new DownloadException(failedURL, exception);
+            throw new DownloadException(failedURI, exception);
     }
 
     private static final Timer timer = new Timer("DownloadSpeedRecorder", true);
@@ -209,6 +212,7 @@ public abstract class FetchTask<T> extends Task<T> {
 
         /**
          * Download speed in byte/sec.
+         *
          * @return download speed
          */
         public int getSpeed() {
@@ -240,7 +244,7 @@ public abstract class FetchTask<T> extends Task<T> {
         NOT_CHECK_E_TAG,
         CACHED
     }
-    
+
     protected static final class DownloadState {
         private final int startPosition;
         private final int endPosition;

HMCLCore/src/main/java/org/jackhuang/hmcl/task/FileDownloadTask.java

@@ -22,16 +22,20 @@ import org.jackhuang.hmcl.util.io.ChecksumMismatchException;
 import org.jackhuang.hmcl.util.io.CompressingUtils;
 import org.jackhuang.hmcl.util.io.FileUtils;
 
-import java.io.File;
 import java.io.IOException;
-import java.io.RandomAccessFile;
+import java.io.OutputStream;
-import java.net.URL;
+import java.net.URI;
 import java.net.URLConnection;
 import java.nio.file.FileSystem;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
 import java.security.MessageDigest;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.Objects;
+import java.util.Optional;
 
 import static java.util.Objects.requireNonNull;
 import static org.jackhuang.hmcl.util.DigestUtils.getDigest;
@@ -78,73 +82,76 @@ public class FileDownloadTask extends FetchTask<Void> {
         }
     }
 
-    private final File file;
+    private final Path file;
     private final IntegrityCheck integrityCheck;
     private Path candidate;
     private final ArrayList<IntegrityCheckHandler> integrityCheckHandlers = new ArrayList<>();
 
     /**
-     * @param url the URL of remote file.
+     * @param uri  the URI of remote file.
-     * @param file the location that download to.
+     * @param path the location that download to.
      */
-    public FileDownloadTask(URL url, File file) {
+    public FileDownloadTask(URI uri, Path path) {
-        this(url, file, null);
+        this(uri, path, null);
     }
 
     /**
-     * @param url the URL of remote file.
+     * @param uri            the URI of remote file.
-     * @param file the location that download to.
+     * @param path           the location that download to.
      * @param integrityCheck the integrity check to perform, null if no integrity check is to be performed
      */
-    public FileDownloadTask(URL url, File file, IntegrityCheck integrityCheck) {
+    public FileDownloadTask(URI uri, Path path, IntegrityCheck integrityCheck) {
-        this(Collections.singletonList(url), file, integrityCheck);
+        this(List.of(uri), path, integrityCheck);
     }
 
     /**
-     * @param url the URL of remote file.
+     * @param uri            the URI of remote file.
-     * @param file the location that download to.
+     * @param path           the location that download to.
      * @param integrityCheck the integrity check to perform, null if no integrity check is to be performed
-     * @param retry the times for retrying if downloading fails.
+     * @param retry          the times for retrying if downloading fails.
      */
-    public FileDownloadTask(URL url, File file, IntegrityCheck integrityCheck, int retry) {
+    public FileDownloadTask(URI uri, Path path, IntegrityCheck integrityCheck, int retry) {
-        this(Collections.singletonList(url), file, integrityCheck, retry);
+        this(List.of(uri), path, integrityCheck, retry);
     }
 
     /**
      * Constructor.
-     * @param urls urls of remote file, will be attempted in order.
+     *
+     * @param uris uris of remote file, will be attempted in order.
      * @param file the location that download to.
      */
-    public FileDownloadTask(List<URL> urls, File file) {
+    public FileDownloadTask(List<URI> uris, Path file) {
-        this(urls, file, null);
+        this(uris, file, null);
     }
 
     /**
      * Constructor.
-     * @param urls urls of remote file, will be attempted in order.
+     *
-     * @param file the location that download to.
+     * @param uris           uris of remote file, will be attempted in order.
+     * @param path           the location that download to.
      * @param integrityCheck the integrity check to perform, null if no integrity check is to be performed
      */
-    public FileDownloadTask(List<URL> urls, File file, IntegrityCheck integrityCheck) {
+    public FileDownloadTask(List<URI> uris, Path path, IntegrityCheck integrityCheck) {
-        this(urls, file, integrityCheck, 3);
+        this(uris, path, integrityCheck, 3);
     }
 
     /**
      * Constructor.
-     * @param urls urls of remote file, will be attempted in order.
+     *
-     * @param file the location that download to.
+     * @param uris           uris of remote file, will be attempted in order.
+     * @param path           the location that download to.
      * @param integrityCheck the integrity check to perform, null if no integrity check is to be performed
-     * @param retry the times for retrying if downloading fails.
+     * @param retry          the times for retrying if downloading fails.
      */
-    public FileDownloadTask(List<URL> urls, File file, IntegrityCheck integrityCheck, int retry) {
+    public FileDownloadTask(List<URI> uris, Path path, IntegrityCheck integrityCheck, int retry) {
-        super(urls, retry);
+        super(uris, retry);
-        this.file = file;
+        this.file = path;
         this.integrityCheck = integrityCheck;
 
-        setName(file.getName());
+        setName(path.getFileName().toString());
     }
 
-    public File getFile() {
+    public Path getPath() {
         return file;
     }
 
@@ -164,8 +171,8 @@ public class FileDownloadTask extends FetchTask<Void> {
             Optional<Path> cache = repository.checkExistentFile(candidate, integrityCheck.getAlgorithm(), integrityCheck.getChecksum());
             if (cache.isPresent()) {
                 try {
-                    FileUtils.copyFile(cache.get().toFile(), file);
+                    FileUtils.copyFile(cache.get(), file);
-                    LOG.trace("Successfully verified file " + file + " from " + urls.get(0));
+                    LOG.trace("Successfully verified file " + file + " from " + uris.get(0));
                     return EnumCheckETag.CACHED;
                 } catch (IOException e) {
                     LOG.warning("Failed to copy cache files", e);
@@ -178,20 +185,20 @@ public class FileDownloadTask extends FetchTask<Void> {
     }
 
     @Override
-    protected void beforeDownload(URL url) {
+    protected void beforeDownload(URI uri) {
-        LOG.trace("Downloading " + url + " to " + file);
+        LOG.trace("Downloading " + uri + " to " + file);
     }
 
     @Override
     protected void useCachedResult(Path cache) throws IOException {
-        FileUtils.copyFile(cache.toFile(), file);
+        FileUtils.copyFile(cache, file);
     }
 
     @Override
-    protected Context getContext(URLConnection conn, boolean checkETag) throws IOException {
+    protected Context getContext(URLConnection connection, boolean checkETag) throws IOException {
         Path temp = Files.createTempFile(null, null);
-        RandomAccessFile rFile = new RandomAccessFile(temp.toFile(), "rw");
         MessageDigest digest = integrityCheck == null ? null : integrityCheck.createDigest();
+        OutputStream fileOutput = Files.newOutputStream(temp);
 
         return new Context() {
             @Override
@@ -200,36 +207,34 @@ public class FileDownloadTask extends FetchTask<Void> {
                     digest.update(buffer, offset, len);
                 }
 
-                rFile.write(buffer, offset, len);
+                fileOutput.write(buffer, offset, len);
             }
 
             @Override
             public void close() throws IOException {
                 try {
-                    rFile.close();
+                    fileOutput.close();
                 } catch (IOException e) {
-                    LOG.warning("Failed to close file: " + rFile, e);
+                    LOG.warning("Failed to close file: " + temp, e);
                 }
 
                 if (!isSuccess()) {
                     try {
-                        Files.delete(temp);
+                        Files.deleteIfExists(temp);
                     } catch (IOException e) {
-                        LOG.warning("Failed to delete file: " + rFile, e);
+                        LOG.warning("Failed to delete file: " + temp, e);
                     }
                     return;
                 }
 
                 for (IntegrityCheckHandler handler : integrityCheckHandlers) {
-                    handler.checkIntegrity(temp, file.toPath());
+                    handler.checkIntegrity(temp, file);
                 }
 
-                Files.deleteIfExists(file.toPath());
+                Files.createDirectories(file.toAbsolutePath().getParent());
-                if (!FileUtils.makeDirectory(file.getAbsoluteFile().getParentFile()))
-                    throw new IOException("Unable to make parent directory " + file);
 
                 try {
-                    FileUtils.moveFile(temp.toFile(), file);
+                    Files.move(temp, file, StandardCopyOption.REPLACE_EXISTING);
                 } catch (Exception e) {
                     throw new IOException("Unable to move temp file from " + temp + " to " + file, e);
                 }
@@ -241,14 +246,14 @@ public class FileDownloadTask extends FetchTask<Void> {
 
                 if (caching && integrityCheck != null) {
                     try {
-                        repository.cacheFile(file.toPath(), integrityCheck.getAlgorithm(), integrityCheck.getChecksum());
+                        repository.cacheFile(file, integrityCheck.getAlgorithm(), integrityCheck.getChecksum());
                     } catch (IOException e) {
                         LOG.warning("Failed to cache file", e);
                     }
                 }
 
                 if (checkETag) {
-                    repository.cacheRemoteFile(file.toPath(), conn);
+                    repository.cacheRemoteFile(connection, file);
                 }
             }
         };
@@ -257,7 +262,8 @@ public class FileDownloadTask extends FetchTask<Void> {
     public interface IntegrityCheckHandler {
         /**
          * Check whether the file is corrupted or not.
-         * @param filePath the file locates in (maybe in temp directory)
+         *
+         * @param filePath        the file locates in (maybe in temp directory)
          * @param destinationPath for real file name
          * @throws IOException if the file is corrupted
          */

HMCLCore/src/main/java/org/jackhuang/hmcl/task/GetTask.java

@@ -19,12 +19,12 @@ package org.jackhuang.hmcl.task;
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.net.URLConnection;
 import java.nio.charset.Charset;
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.util.*;
+import java.util.List;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
 
@@ -34,25 +34,27 @@ import static java.nio.charset.StandardCharsets.UTF_8;
  */
 public final class GetTask extends FetchTask<String> {
 
+    private static final int DEFAULT_RETRY = 3;
+
     private final Charset charset;
 
-    public GetTask(URL url) {
+    public GetTask(URI url) {
         this(url, UTF_8);
     }
 
-    public GetTask(URL url, Charset charset) {
+    public GetTask(URI url, Charset charset) {
-        this(url, charset, 3);
+        this(url, charset, DEFAULT_RETRY);
     }
 
-    public GetTask(URL url, Charset charset, int retry) {
+    public GetTask(URI url, Charset charset, int retry) {
-        this(Collections.singletonList(url), charset, retry);
+        this(List.of(url), charset, retry);
     }
 
-    public GetTask(List<URL> url) {
+    public GetTask(List<URI> url) {
-        this(url, UTF_8, 3);
+        this(url, UTF_8, DEFAULT_RETRY);
     }
 
-    public GetTask(List<URL> urls, Charset charset, int retry) {
+    public GetTask(List<URI> urls, Charset charset, int retry) {
         super(urls, retry);
         this.charset = charset;
 
@@ -70,7 +72,7 @@ public final class GetTask extends FetchTask<String> {
     }
 
     @Override
-    protected Context getContext(URLConnection conn, boolean checkETag) {
+    protected Context getContext(URLConnection connection, boolean checkETag) {
         return new Context() {
             final ByteArrayOutputStream baos = new ByteArrayOutputStream();
 
@@ -87,7 +89,7 @@ public final class GetTask extends FetchTask<String> {
                 setResult(result);
 
                 if (checkETag) {
-                    repository.cacheText(result, conn);
+                    repository.cacheText(connection, result);
                 }
             }
         };

HMCLCore/src/main/java/org/jackhuang/hmcl/util/CacheRepository.java

@@ -24,6 +24,7 @@ import org.jackhuang.hmcl.util.io.FileUtils;
 
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.net.URI;
 import java.net.URLConnection;
 import java.nio.ByteBuffer;
 import java.nio.channels.Channels;
@@ -157,12 +158,11 @@ public class CacheRepository {
         return cache;
     }
 
-    public Path getCachedRemoteFile(URLConnection conn) throws IOException {
+    public Path getCachedRemoteFile(URI uri) throws IOException {
-        String url = conn.getURL().toString();
         lock.readLock().lock();
         ETagItem eTagItem;
         try {
-            eTagItem = index.get(url);
+            eTagItem = index.get(uri.toString());
         } finally {
             lock.readLock().unlock();
         }
@@ -177,11 +177,10 @@ public class CacheRepository {
         return file;
     }
 
-    public void removeRemoteEntry(URLConnection conn) {
+    public void removeRemoteEntry(URI uri) {
-        String url = conn.getURL().toString();
         lock.readLock().lock();
         try {
-            index.remove(url);
+            index.remove(uri.toString());
         } finally {
             lock.readLock().unlock();
         }
@@ -203,34 +202,34 @@ public class CacheRepository {
         //     conn.setRequestProperty("If-Modified-Since", eTagItem.getRemoteLastModified());
     }
 
-    public void cacheRemoteFile(Path downloaded, URLConnection conn) throws IOException {
+    public void cacheRemoteFile(URLConnection connection, Path downloaded) throws IOException {
-        cacheData(() -> {
+        cacheData(connection, () -> {
             String hash = DigestUtils.digestToString(SHA1, downloaded);
             Path cached = cacheFile(downloaded, SHA1, hash);
             return new CacheResult(hash, cached);
-        }, conn);
+        });
     }
 
-    public void cacheText(String text, URLConnection conn) throws IOException {
+    public void cacheText(URLConnection connection, String text) throws IOException {
-        cacheBytes(text.getBytes(UTF_8), conn);
+        cacheBytes(connection, text.getBytes(UTF_8));
     }
 
-    public void cacheBytes(byte[] bytes, URLConnection conn) throws IOException {
+    public void cacheBytes(URLConnection connection, byte[] bytes) throws IOException {
-        cacheData(() -> {
+        cacheData(connection, () -> {
             String hash = DigestUtils.digestToString(SHA1, bytes);
             Path cached = getFile(SHA1, hash);
             FileUtils.writeBytes(cached, bytes);
             return new CacheResult(hash, cached);
-        }, conn);
+        });
     }
 
-    public synchronized void cacheData(ExceptionalSupplier<CacheResult, IOException> cacheSupplier, URLConnection conn) throws IOException {
+    private void cacheData(URLConnection connection, ExceptionalSupplier<CacheResult, IOException> cacheSupplier) throws IOException {
-        String eTag = conn.getHeaderField("ETag");
+        String eTag = connection.getHeaderField("ETag");
-        if (eTag == null) return;
+        if (eTag == null || eTag.isEmpty()) return;
-        String url = conn.getURL().toString();
+        String uri = connection.getURL().toString();
-        String lastModified = conn.getHeaderField("Last-Modified");
+        String lastModified = connection.getHeaderField("Last-Modified");
         CacheResult cacheResult = cacheSupplier.get();
-        ETagItem eTagItem = new ETagItem(url, eTag, cacheResult.hash, Files.getLastModifiedTime(cacheResult.cachedFile).toMillis(), lastModified);
+        ETagItem eTagItem = new ETagItem(uri, eTag, cacheResult.hash, Files.getLastModifiedTime(cacheResult.cachedFile).toMillis(), lastModified);
         Lock writeLock = lock.writeLock();
         writeLock.lock();
         try {

HMCLCore/src/main/java/org/jackhuang/hmcl/util/io/ContentEncoding.java

@@ -0,0 +1,56 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2025 huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.util.io;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URLConnection;
+import java.util.zip.GZIPInputStream;
+
+/**
+ * @author Glavo
+ */
+public enum ContentEncoding {
+    NONE {
+        @Override
+        public InputStream wrap(InputStream inputStream) {
+            return inputStream;
+        }
+    },
+    GZIP {
+        @Override
+        public InputStream wrap(InputStream inputStream) throws IOException {
+            return new GZIPInputStream(inputStream);
+        }
+    };
+
+    public static @NotNull ContentEncoding fromConnection(URLConnection connection) throws IOException {
+        String encoding = connection.getContentEncoding();
+        if (encoding == null || encoding.isEmpty()) {
+            return NONE;
+        } else if ("gzip".equalsIgnoreCase(encoding)) {
+            return GZIP;
+        } else {
+            throw new IOException("Unsupported content encoding: " + encoding);
+        }
+    }
+
+    public abstract InputStream wrap(InputStream inputStream) throws IOException;
+}

HMCLCore/src/main/java/org/jackhuang/hmcl/util/io/HttpRequest.java

@@ -29,6 +29,7 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.net.HttpURLConnection;
 import java.net.MalformedURLException;
+import java.net.URI;
 import java.net.URL;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -113,18 +114,13 @@ public abstract class HttpRequest {
         return getStringAsync().thenApplyAsync(jsonString -> JsonUtils.fromNonNullJson(jsonString, type));
     }
 
-    public HttpRequest filter(ExceptionalBiConsumer<URL, Integer, IOException> responseCodeTester) {
-        this.responseCodeTester = responseCodeTester;
-        return this;
-    }
-
     public HttpRequest ignoreHttpErrorCode(int code) {
         toleratedHttpCodes.add(code);
         return this;
     }
 
     public HttpURLConnection createConnection() throws IOException {
-        HttpURLConnection con = createHttpConnection(new URL(url));
+        HttpURLConnection con = createHttpConnection(URI.create(url));
         con.setRequestMethod(method);
         for (Map.Entry<String, String> entry : headers.entrySet()) {
             con.setRequestProperty(entry.getKey(), entry.getValue());
@@ -133,7 +129,7 @@ public abstract class HttpRequest {
     }
 
     public static class HttpGetRequest extends HttpRequest {
-        public HttpGetRequest(String url) {
+        protected HttpGetRequest(String url) {
             super(url, "GET");
         }
 
@@ -149,7 +145,7 @@ public abstract class HttpRequest {
     public static final class HttpPostRequest extends HttpRequest {
         private byte[] bytes;
 
-        public HttpPostRequest(String url) {
+        private HttpPostRequest(String url) {
             super(url, "POST");
         }
 
@@ -189,21 +185,17 @@ public abstract class HttpRequest {
 
                 URL url = new URL(this.url);
 
-                if (responseCodeTester != null) {
+                if (con.getResponseCode() / 100 != 2) {
-                    responseCodeTester.accept(url, con.getResponseCode());
+                    if (!ignoreHttpCode && !toleratedHttpCodes.contains(con.getResponseCode())) {
-                } else {
+                        try {
-                    if (con.getResponseCode() / 100 != 2) {
+                            throw new ResponseCodeException(NetworkUtils.toURI(url), con.getResponseCode(), NetworkUtils.readFullyAsString(con));
-                        if (!ignoreHttpCode && !toleratedHttpCodes.contains(con.getResponseCode())) {
+                        } catch (IOException e) {
-                            try {
+                            throw new ResponseCodeException(NetworkUtils.toURI(url), con.getResponseCode(), e);
-                                throw new ResponseCodeException(url, con.getResponseCode(), NetworkUtils.readData(con));
-                            } catch (IOException e) {
-                                throw new ResponseCodeException(url, con.getResponseCode(), e);
-                            }
                         }
                     }
                 }
 
-                return NetworkUtils.readData(con);
+                return NetworkUtils.readFullyAsString(con);
             }, retryTimes);
         }
     }

HMCLCore/src/main/java/org/jackhuang/hmcl/util/io/NetworkUtils.java

@@ -21,12 +21,16 @@ import org.jackhuang.hmcl.util.Pair;
 
 import java.io.*;
 import java.net.*;
+import java.nio.charset.Charset;
 import java.util.*;
 import java.util.Map.Entry;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
 import static org.jackhuang.hmcl.util.Pair.pair;
 import static org.jackhuang.hmcl.util.StringUtils.*;
+import static org.jackhuang.hmcl.util.logging.Logger.LOG;
 
 /**
  * @author huangyuhui
@@ -39,6 +43,10 @@ public final class NetworkUtils {
     private NetworkUtils() {
     }
 
+    public static boolean isHttpUri(URI uri) {
+        return "http".equals(uri.getScheme()) || "https".equals(uri.getScheme());
+    }
+
     public static String withQuery(String baseUrl, Map<String, String> params) {
         StringBuilder sb = new StringBuilder(baseUrl);
         boolean first = true;
@@ -73,7 +81,7 @@ public final class NetworkUtils {
             scanner.useDelimiter("&");
             while (scanner.hasNext()) {
                 String[] nameValue = scanner.next().split(NAME_VALUE_SEPARATOR);
-                if (nameValue.length <= 0 || nameValue.length > 2) {
+                if (nameValue.length == 0 || nameValue.length > 2) {
                     throw new IllegalArgumentException("bad query string");
                 }
 
@@ -85,8 +93,8 @@ public final class NetworkUtils {
         return result;
     }
 
-    public static URLConnection createConnection(URL url) throws IOException {
+    public static URLConnection createConnection(URI uri) throws IOException {
-        URLConnection connection = url.openConnection();
+        URLConnection connection = uri.toURL().openConnection();
         connection.setUseCaches(false);
         connection.setConnectTimeout(TIME_OUT);
         connection.setReadTimeout(TIME_OUT);
@@ -94,15 +102,15 @@ public final class NetworkUtils {
         return connection;
     }
 
-    public static HttpURLConnection createHttpConnection(URL url) throws IOException {
+    public static HttpURLConnection createHttpConnection(URI url) throws IOException {
         return (HttpURLConnection) createConnection(url);
     }
 
     /**
-     * @see <a href=
-     *      "https://github.com/curl/curl/blob/3f7b1bb89f92c13e69ee51b710ac54f775aab320/lib/transfer.c#L1427-L1461">Curl</a>
      * @param location the url to be URL encoded
      * @return encoded URL
+     * @see <a href=
+     * "https://github.com/curl/curl/blob/3f7b1bb89f92c13e69ee51b710ac54f775aab320/lib/transfer.c#L1427-L1461">Curl</a>
      */
     public static String encodeLocation(String location) {
         StringBuilder sb = new StringBuilder();
@@ -138,10 +146,10 @@ public final class NetworkUtils {
      * This method is a work-around that aims to solve problem when "Location" in
      * stupid server's response is not encoded.
      *
-     * @see <a href="https://github.com/curl/curl/issues/473">Issue with libcurl</a>
      * @param conn the stupid http connection.
      * @return manually redirected http connection.
      * @throws IOException if an I/O error occurs.
+     * @see <a href="https://github.com/curl/curl/issues/473">Issue with libcurl</a>
      */
     public static HttpURLConnection resolveConnection(HttpURLConnection conn, List<String> redirects) throws IOException {
         int redirect = 0;
@@ -153,7 +161,7 @@ public final class NetworkUtils {
             Map<String, List<String>> properties = conn.getRequestProperties();
             String method = conn.getRequestMethod();
             int code = conn.getResponseCode();
-            if (code >= 300 && code <= 307 && code != 306 && code != 304) {
+            if (code >= 300 && code <= 308 && code != 306 && code != 304) {
                 String newURL = conn.getHeaderField("Location");
                 conn.disconnect();
 
@@ -178,19 +186,15 @@ public final class NetworkUtils {
         return conn;
     }
 
-    public static String doGet(URL url) throws IOException {
+    public static String doGet(URI uri) throws IOException {
-        HttpURLConnection con = createHttpConnection(url);
+        return readFullyAsString(resolveConnection(createHttpConnection(uri)));
-        con = resolveConnection(con);
-        return IOUtils.readFullyAsString(con.getInputStream());
     }
 
-    public static String doGet(List<URL> urls) throws IOException {
+    public static String doGet(List<URI> uris) throws IOException {
         List<IOException> exceptions = null;
-        for (URL url : urls) {
+        for (URI uri : uris) {
             try {
-                HttpURLConnection con = createHttpConnection(url);
+                return doGet(uri);
-                con = resolveConnection(con);
-                return IOUtils.readFullyAsString(con.getInputStream());
             } catch (IOException e) {
                 if (exceptions == null) {
                     exceptions = new ArrayList<>(1);
@@ -212,7 +216,11 @@ public final class NetworkUtils {
         }
     }
 
-    public static String doPost(URL u, Map<String, String> params) throws IOException {
+    public static String doPost(URI uri, String post) throws IOException {
+        return doPost(uri, post, "application/x-www-form-urlencoded");
+    }
+
+    public static String doPost(URI u, Map<String, String> params) throws IOException {
         StringBuilder sb = new StringBuilder();
         if (params != null) {
             for (Map.Entry<String, String> e : params.entrySet())
@@ -222,50 +230,72 @@ public final class NetworkUtils {
         return doPost(u, sb.toString());
     }
 
-    public static String doPost(URL u, String post) throws IOException {
+    public static String doPost(URI uri, String post, String contentType) throws IOException {
-        return doPost(u, post, "application/x-www-form-urlencoded");
-    }
-
-    public static String doPost(URL url, String post, String contentType) throws IOException {
         byte[] bytes = post.getBytes(UTF_8);
 
-        HttpURLConnection con = createHttpConnection(url);
+        HttpURLConnection con = createHttpConnection(uri);
         con.setRequestMethod("POST");
         con.setDoOutput(true);
         con.setRequestProperty("Content-Type", contentType + "; charset=utf-8");
-        con.setRequestProperty("Content-Length", "" + bytes.length);
+        con.setRequestProperty("Content-Length", String.valueOf(bytes.length));
         try (OutputStream os = con.getOutputStream()) {
             os.write(bytes);
         }
-        return readData(con);
+        return readFullyAsString(con);
     }
 
-    public static String readData(HttpURLConnection con) throws IOException {
+    static final Pattern CHARSET_REGEX = Pattern.compile("\\s*(charset)\\s*=\\s*['|\"]?(?<charset>[^\"^';,]+)['|\"]?");
-        try {
+
-            try (InputStream stdout = con.getInputStream()) {
+    static Charset getCharsetFromContentType(String contentType) {
-                return IOUtils.readFullyAsString("gzip".equals(con.getContentEncoding()) ? IOUtils.wrapFromGZip(stdout) : stdout);
+        if (contentType == null || contentType.isBlank())
+            return UTF_8;
+
+        Matcher matcher = CHARSET_REGEX.matcher(contentType);
+        if (matcher.find()) {
+            String charsetName = matcher.group("charset");
+            try {
+                return Charset.forName(charsetName);
+            } catch (Throwable e) {
+                // Ignore invalid charset
+                LOG.warning("Bad charset name: " + charsetName + ", using UTF-8 instead", e);
             }
-        } catch (IOException e) {
+        }
-            try (InputStream stderr = con.getErrorStream()) {
+        return UTF_8;
-                if (stderr == null)
+    }
+
+    public static String readFullyAsString(URLConnection con) throws IOException {
+        try {
+            var contentEncoding = ContentEncoding.fromConnection(con);
+            Charset charset = getCharsetFromContentType(con.getHeaderField("Content-Type"));
+
+            try (InputStream stdout = con.getInputStream()) {
+                return IOUtils.readFullyAsString(contentEncoding.wrap(stdout), charset);
+            } catch (IOException e) {
+                if (con instanceof HttpURLConnection) {
+                    try (InputStream stderr = ((HttpURLConnection) con).getErrorStream()) {
+                        if (stderr == null)
+                            throw e;
+                        return IOUtils.readFullyAsString(contentEncoding.wrap(stderr), charset);
+                    }
+                } else {
                     throw e;
-                return IOUtils.readFullyAsString("gzip".equals(con.getContentEncoding()) ? IOUtils.wrapFromGZip(stderr) : stderr);
+                }
+            }
+        } finally {
+            if (con instanceof HttpURLConnection) {
+                ((HttpURLConnection) con).disconnect();
             }
         }
     }
 
-    public static String detectFileName(URL url) throws IOException {
+    public static String detectFileName(URI uri) throws IOException {
-        HttpURLConnection conn = resolveConnection(createHttpConnection(url));
+        HttpURLConnection conn = resolveConnection(createHttpConnection(uri));
         int code = conn.getResponseCode();
         if (code / 100 == 4)
             throw new FileNotFoundException();
         if (code / 100 != 2)
-            throw new IOException(url + ": response code " + conn.getResponseCode());
+            throw new ResponseCodeException(uri, conn.getResponseCode());
 
-        return detectFileName(conn);
-    }
-
-    public static String detectFileName(HttpURLConnection conn) {
         String disposition = conn.getHeaderField("Content-Disposition");
         if (disposition == null || !disposition.contains("filename=")) {
             String u = conn.getURL().toString();
@@ -275,46 +305,22 @@ public final class NetworkUtils {
         }
     }
 
-    public static URL toURL(String str) {
+    public static URI toURI(URL url) {
         try {
-            return new URL(str);
+            return url.toURI();
-        } catch (MalformedURLException e) {
+        } catch (URISyntaxException e) {
             throw new IllegalArgumentException(e);
         }
     }
 
-    public static boolean isURL(String str) {
-        try {
-            new URL(str);
-            return true;
-        } catch (MalformedURLException e) {
-            return false;
-        }
-    }
-
-    public static boolean urlExists(URL url) throws IOException {
-        HttpURLConnection con = createHttpConnection(url);
-        con = resolveConnection(con);
-        int responseCode = con.getResponseCode();
-        con.disconnect();
-        return responseCode / 100 == 2;
-    }
-
     // ==== Shortcut methods for encoding/decoding URLs in UTF-8 ====
     public static String encodeURL(String toEncode) {
-        try {
+        return URLEncoder.encode(toEncode, UTF_8);
-            return URLEncoder.encode(toEncode, "UTF-8");
-        } catch (UnsupportedEncodingException e) {
-            throw new Error();
-        }
     }
 
     public static String decodeURL(String toDecode) {
-        try {
+        return URLDecoder.decode(toDecode, UTF_8);
-            return URLDecoder.decode(toDecode, "UTF-8");
-        } catch (UnsupportedEncodingException e) {
-            throw new Error();
-        }
     }
     // ====
+
 }

HMCLCore/src/main/java/org/jackhuang/hmcl/util/io/ResponseCodeException.java

@@ -18,37 +18,37 @@
 package org.jackhuang.hmcl.util.io;
 
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 
 public final class ResponseCodeException extends IOException {
 
-    private final URL url;
+    private final URI uri;
     private final int responseCode;
     private final String data;
 
-    public ResponseCodeException(URL url, int responseCode) {
+    public ResponseCodeException(URI uri, int responseCode) {
-        super("Unable to request url " + url + ", response code: " + responseCode);
+        super("Unable to request url " + uri + ", response code: " + responseCode);
-        this.url = url;
+        this.uri = uri;
         this.responseCode = responseCode;
         this.data = null;
     }
 
-    public ResponseCodeException(URL url, int responseCode, Throwable cause) {
+    public ResponseCodeException(URI uri, int responseCode, Throwable cause) {
-        super("Unable to request url " + url + ", response code: " + responseCode, cause);
+        super("Unable to request url " + uri + ", response code: " + responseCode, cause);
-        this.url = url;
+        this.uri = uri;
         this.responseCode = responseCode;
         this.data = null;
     }
 
-    public ResponseCodeException(URL url, int responseCode, String data) {
+    public ResponseCodeException(URI uri, int responseCode, String data) {
-        super("Unable to request url " + url + ", response code: " + responseCode + ", data: " + data);
+        super("Unable to request url " + uri + ", response code: " + responseCode + ", data: " + data);
-        this.url = url;
+        this.uri = uri;
         this.responseCode = responseCode;
         this.data = data;
     }
 
-    public URL getUrl() {
+    public URI getUri() {
-        return url;
+        return uri;
     }
 
     public int getResponseCode() {

HMCLCore/src/test/java/org/jackhuang/hmcl/util/io/NetworkUtilsTest.java

@@ -0,0 +1,38 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2025 huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.util.io;
+
+import org.junit.jupiter.api.Test;
+
+import static java.nio.charset.StandardCharsets.US_ASCII;
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/**
+ * @author Glavo
+ */
+public class NetworkUtilsTest {
+    @Test
+    public void testGetEncodingFromUrl() {
+        assertEquals(UTF_8, NetworkUtils.getCharsetFromContentType(null));
+        assertEquals(UTF_8, NetworkUtils.getCharsetFromContentType(""));
+        assertEquals(UTF_8, NetworkUtils.getCharsetFromContentType("text/html"));
+        assertEquals(UTF_8, NetworkUtils.getCharsetFromContentType("text/html; charset=utf-8"));
+        assertEquals(US_ASCII, NetworkUtils.getCharsetFromContentType("text/html; charset=ascii"));
+    }
+}