/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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 android.annotation;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import static java.lang.annotation.ElementType.CONSTRUCTOR;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.SOURCE;
/**
* Denotes that the annotated method should only be called on a worker thread.
* If the annotated element is a class, then all methods in the class should be called
* on a worker thread.
* <p>
* Example:
* <pre>{@code
* (@WorkerThread
* protected abstract FilterResults performFiltering(CharSequence constraint);
* }</pre>
*
* {@hide}
*/
@Retention(SOURCE)
@Target({METHOD,CONSTRUCTOR,TYPE})
public @interface WorkerThread {
}