001    // Copyright 2004, 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.lib.impl;
016    
017    import org.apache.hivemind.ServiceImplementationFactory;
018    import org.apache.hivemind.ServiceImplementationFactoryParameters;
019    import org.apache.hivemind.impl.BaseLocatable;
020    import org.apache.hivemind.lib.DefaultImplementationBuilder;
021    
022    /**
023     * Wrapper around {@link org.apache.hivemind.lib.DefaultImplementationBuilder} that is used to
024     * create default implementations of services.
025     * 
026     * @author Howard Lewis Ship
027     */
028    public class PlaceholderFactory extends BaseLocatable implements ServiceImplementationFactory
029    {
030        private DefaultImplementationBuilder _builder;
031    
032        public Object createCoreServiceImplementation(
033                ServiceImplementationFactoryParameters factoryParameters)
034        {
035            return _builder.buildDefaultImplementation(factoryParameters.getServiceInterface());
036        }
037    
038        public void setBuilder(DefaultImplementationBuilder builder)
039        {
040            _builder = builder;
041        }
042    
043    }