    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}