001    // Copyright 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.hivemind.internal.ser;
016    
017    /**
018     * Utility interface used to support serialization of services (really, service proxies).
019     * 
020     * @author Howard M. Lewis Ship
021     * @since 1.1
022     */
023    public interface ServiceSerializationSupport
024    {
025        /**
026         * Returns a {@link ServiceToken} corresponding to the indicated serviceId. A ServiceToken takes
027         * the place of a service (proxy) during serialization.
028         */
029    
030        public ServiceToken getServiceTokenForService(String serviceId);
031    
032        /**
033         * Returns the service (proxy) for the indicated token.
034         */
035    
036        public Object getServiceFromToken(ServiceToken token);
037    }