/*
 * 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.axis2.jaxws.addressing.util;

/**
 * This class is used to manage the association between an {@link EndpointContextMap}
 * and a thread.
 */
public class EndpointContextMapManager {
    private static ThreadLocal<EndpointContextMap> variable =
        new InheritableThreadLocal<EndpointContextMap>();
    
    public static EndpointContextMap setEndpointContextMap(EndpointContextMap newMap) {
        EndpointContextMap oldMap = variable.get();
        variable.set(newMap);
        
        return oldMap;
    }
    
    public static EndpointContextMap getEndpointContextMap() {
        EndpointContextMap currentMap = variable.get();
        
        if (currentMap == null) {
            currentMap = getDefaultEndpointMap();
            setEndpointContextMap(currentMap);
        }
        
        return currentMap;
    }
    
    private static EndpointContextMap getDefaultEndpointMap() {
        return new EndpointContextMap();
    }
}