/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.waveprotocol.wave.model.adt;
/**
* Extension of a {@link MonotonicMap} that broadcasts events whenever
* the map state changes.
*
* The semantics of an {@link ObservableBasicMap} are refined by the map being
* monotonic. For the
* {@link ObservableBasicMap.Listener#onEntrySet(Object, Object, Object)}
* method, the new value will always be greater than or equal to the old value
* for a key, unless the entire map is being deleted - in which case the new
* value will be null.
*
*/
public interface ObservableMonotonicMap<K, C extends Comparable<C>>
extends MonotonicMap<K, C>, ObservableBasicMap<K, C> { }