uima-ducc-web/src/main/java/org/apache/uima/ducc/ws/registry/ServicesRegistryMap.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.uima.ducc.ws.registry;

import java.util.Iterator;
import java.util.NavigableSet;
import java.util.TreeMap;
import java.util.concurrent.ConcurrentHashMap;

public class ServicesRegistryMap extends ConcurrentHashMap<Long,ServicesRegistryMapPayload> {

	private static final long serialVersionUID = 1L;

	public NavigableSet<Long> getDescendingKeySet() {
		TreeMap<Long,ServicesRegistryMapPayload> tMap = new TreeMap<Long,ServicesRegistryMapPayload>();
		Iterator<java.util.Map.Entry<Long, ServicesRegistryMapPayload>> iterator = entrySet().iterator();
		while(iterator.hasNext()) {
			java.util.Map.Entry<Long, ServicesRegistryMapPayload> entry = iterator.next();
			tMap.put(entry.getKey(), entry.getValue());
		}
		return tMap.descendingKeySet();
	}
}