org.apache.openjpa.util.CollectionChangeTracker Maven / Gradle / Ivy
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* 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.apache.openjpa.util;
/**
* Change tracker that can be used for collections. If the user calls
* any mutating methods on the collection that do not have an equivalent in
* this change tracker, then you must call {@link #stopTracking} after
* applying the operation to the collection.
*
* @author Abe White
*/
public interface CollectionChangeTracker
extends ChangeTracker {
/**
* Record that the given element was added.
*/
public void added(Object elem);
/**
* Record that the given element was removed.
*/
public void removed(Object elem);
}