src/db/java/org/apache/openmeetings/db/entity/label/StringLabel.java

/*
 * 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.openmeetings.db.entity.label;

import java.util.AbstractMap.SimpleEntry;
import java.util.Map;

import org.apache.openmeetings.db.entity.IDataProviderEntity;

public class StringLabel extends SimpleEntry<String, String> implements IDataProviderEntity {
	private static final long serialVersionUID = 1L;

	public StringLabel(String key, String value) {
		super(key, value);
	}

	public StringLabel(StringLabel l) {
		super(l.getKey(), l.getValue());
	}
	
	@Override
	public int hashCode() {
		return (getKey() == null ? 0 : getKey().hashCode());
	}
	
	@Override
	public boolean equals(Object o) {
        if (!(o instanceof Map.Entry))
            return false;
        Map.Entry<?,?> e = (Map.Entry<?,?>)o;
        return getKey() == null ? e.getKey() == null : getKey().equals(e.getKey());
	}
}