001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.xbean.kernel;
018    
019    /**
020     * ServiceContextThreadLocal carries the ServiceContext on the Thread during service construction and destruction.
021     *
022     * @author Dain Sundstrom
023     * @version $Id$
024     * @since 2.0
025     */
026    public final class ServiceContextThreadLocal {
027        private ServiceContextThreadLocal() {
028        }
029    
030        private static final ThreadLocal THREAD_LOCAL = new ThreadLocal();
031    
032        /**
033         * Gets the ServiceContext associated with the current thread.
034         * @return the ServiceContext associated with the current thread
035         */
036        public static ServiceContext get() {
037            return (ServiceContext) THREAD_LOCAL.get();
038        }
039    
040        /**
041         * Assocates the specified ServiceContext with the current thread.
042         * @param serviceContext the service context to associate with the current thread
043         */
044        public static void set(ServiceContext serviceContext) {
045            THREAD_LOCAL.set(serviceContext);
046        }
047    }