001// Copyright 2006, 2008, 2009 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
015package org.apache.tapestry5.ioc.internal;
016
017import org.apache.tapestry5.ioc.ObjectCreator;
018import org.apache.tapestry5.ioc.ServiceLifecycle2;
019import org.apache.tapestry5.ioc.ServiceResources;
020
021/**
022 * The basic implementation of a service lifecycle, which simply uses the {@link org.apache.tapestry5.ioc.ObjectCreator}
023 * to create an instance of the service when asked.
024 */
025public class SingletonServiceLifecycle implements ServiceLifecycle2
026{
027    @Override
028    public Object createService(ServiceResources resources, ObjectCreator creator)
029    {
030        return creator.createObject();
031    }
032
033    @Override
034    public boolean isSingleton()
035    {
036        return true;
037    }
038
039    @Override
040    public boolean requiresProxy()
041    {
042        return false;
043    }
044}