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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.databinding;
/**
* Utility class for managing ObservableMap callbacks.
*/
public class MapChangeRegistry
extends CallbackRegistry<ObservableMap.OnMapChangedCallback, ObservableMap, Object> {
private static NotifierCallback<ObservableMap.OnMapChangedCallback, ObservableMap, Object> NOTIFIER_CALLBACK =
new NotifierCallback<ObservableMap.OnMapChangedCallback, ObservableMap, Object>() {
@Override
public void onNotifyCallback(ObservableMap.OnMapChangedCallback callback, ObservableMap sender,
int arg, Object arg2) {
callback.onMapChanged(sender, arg2);
}
};
public MapChangeRegistry() {
super(NOTIFIER_CALLBACK);
}
/**
* Notifies registered callbacks that an element has been added, removed, or changed.
*
* @param sender The map that has changed.
* @param key The key of the element that changed.
*/
public void notifyChange(ObservableMap sender, Object key) {
notifyCallbacks(sender, 0, key);
}
}
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