Change the license to GPL v3 to be compatible with Apache License 2.0.

HMCLAPI/src/main/java/rx/Scheduler.java

@@ -0,0 +1,69 @@
+/**
+ * Copyright 2013 Netflix, Inc.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package rx;
+
+import java.util.concurrent.TimeUnit;
+
+import rx.util.functions.Action0;
+import rx.util.functions.Func0;
+
+/**
+ * Represents an object that schedules units of work.
+ */
+public interface Scheduler {
+
+    /**
+     * Schedules a cancelable action to be executed.
+     * 
+     * @param action
+     *            action
+     * @return a subscription to be able to unsubscribe from action.
+     */
+    Subscription schedule(Func0<Subscription> action);
+
+    /**
+     * Schedules an action to be executed.
+     * 
+     * @param action
+     *            action
+     * @return a subscription to be able to unsubscribe from action.
+     */
+    Subscription schedule(Action0 action);
+
+    /**
+     * Schedules an action to be executed in dueTime.
+     * 
+     * @param action
+     *            action
+     * @return a subscription to be able to unsubscribe from action.
+     */
+    Subscription schedule(Action0 action, long dueTime, TimeUnit unit);
+
+    /**
+     * Schedules a cancelable action to be executed in dueTime.
+     * 
+     * @param action
+     *            action
+     * @return a subscription to be able to unsubscribe from action.
+     */
+    Subscription schedule(Func0<Subscription> action, long dueTime, TimeUnit unit);
+
+    /**
+     * Returns the scheduler's notion of current time.
+     */
+    long now();
+
+}