Fixed #31

HMCLAPI/src/main/java/org/jackhuang/hellominecraft/util/system/IOUtils.java

@@ -126,7 +126,7 @@ public class IOUtils {
 
     public static boolean isAbsolutePath(String path) {
         if (path == null)
-            return false;
+            return true;
         return path.startsWith("/") || path.indexOf(":") > 0;
     }
 

HMCLAPI/src/main/java/org/jackhuang/hellominecraft/util/system/Java.java

@@ -44,6 +44,13 @@ public class Java {
         JAVA = Collections.unmodifiableList(temp);
     }
 
+    public static Java suggestedJava() {
+        for (Java j : JAVA)
+            if (j.name.startsWith("1.8") || j.name.startsWith("9"))
+                return j;
+        return JAVA.get(0);
+    }
+
     String name, home;
 
     public Java(String name, String home) {