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 public Object createService(ServiceResources resources, ObjectCreator creator) 028 { 029 return creator.createObject(); 030 } 031 032 public boolean isSingleton() 033 { 034 return true; 035 } 036 037 public boolean requiresProxy() 038 { 039 return false; 040 } 041}