baseLibrary/src/main/java/android/databinding/Bindable.java

/*
 * Copyright (C) 2014 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.databinding;

import android.databinding.Observable.OnPropertyChangedCallback;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * The Bindable annotation should be applied to any getter accessor method of an
 * {@link Observable} class. Bindable will generate a field in the BR class to identify
 * the field that has changed.
 *
 * @see OnPropertyChangedCallback#onPropertyChanged(Observable, int)
 */
@Target({ElementType.FIELD, ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME) // this is necessary for java analyzer to work
public @interface Bindable {
}