Merge "Add threading annotations"

/*

 * 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 the binder thread.

 * If the annotated element is a class, then all methods in the class should be called

 * on the binder thread.

 * <p>

 * Example:

 * <pre>{@code

 *  (@BinderThread

 *  public BeamShareData createBeamShareData() { ... }

 * }</pre>

 *

 * {@hide}

 */

@Retention(SOURCE)

@Target({METHOD,CONSTRUCTOR,TYPE})

public @interface BinderThread {

}

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/*

 * 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 the main thread.

 * If the annotated element is a class, then all methods in the class should be called

 * on the main thread.

 * <p>

 * Example:

 * <pre>{@code

 *  @MainThread

 *  public void deliverResult(D data) { ... }

 * }</pre>

 *

 * {@hide}

 */

@Retention(SOURCE)

@Target({METHOD,CONSTRUCTOR,TYPE})

public @interface MainThread {

}

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/*

 * 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 or constructor should only be called on the UI thread.

 * If the annotated element is a class, then all methods in the class should be called

 * on the UI thread.

 * <p>

 * Example:

 * <pre>{@code

 *  @UiThread

 *  public abstract void setText(@NonNull String text) { ... }

 * }</pre>

 *

 * {@hide}

 */

@Retention(SOURCE)

@Target({METHOD,CONSTRUCTOR,TYPE})

public @interface UiThread {

}

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/*

 * 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 {

}

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