org.apache.wicket.model.util.MapModel.java Source code

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Here is the source code for org.apache.wicket.model.util.MapModel.java

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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.wicket.model.util;

import java.util.HashMap;
import java.util.Map;

/**
 * Based on <code>Model</code> but for maps of serializable objects.
 * 
 * @author Timo Rantalaiho
 * @param <K>
 *            map's key type
 * @param <V>
 *            map's value type
 */
public class MapModel<K, V> extends GenericBaseModel<Map<K, V>> {
    private static final long serialVersionUID = 1L;

    /**
     * Creates empty model
     */
    public MapModel() {
    }

    /**
     * Creates model that will contain <code>map</code>
     * 
     * @param map
     */
    public MapModel(Map<K, V> map) {
        setObject(map);
    }

    @Override
    protected Map<K, V> createSerializableVersionOf(Map<K, V> object) {
        return new HashMap<>(object);
    }
}