001// Copyright 2008, 2009, 2010 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.spring; 016 017import org.apache.tapestry5.TapestryFilter; 018import org.apache.tapestry5.internal.spring.TapestryBeanFactory; 019import org.apache.tapestry5.ioc.Registry; 020import org.springframework.beans.factory.support.DefaultListableBeanFactory; 021import org.springframework.web.context.support.XmlWebApplicationContext; 022 023/** 024 * Extension of Spring's {@link org.springframework.web.context.support.XmlWebApplicationContext} that includes hooks to 025 * resolve some injections into Spring beans as Tapestry services. When using the Tapestry/Spring Integration Library, 026 * this class (or a subclass) must be the configured context class. If not specified, this class is the default 027 * context class. 028 */ 029public class TapestryApplicationContext extends XmlWebApplicationContext 030{ 031 @Override 032 protected DefaultListableBeanFactory createBeanFactory() 033 { 034 Registry registry = (Registry) getServletContext().getAttribute(TapestryFilter.REGISTRY_CONTEXT_NAME); 035 036 if (registry == null) 037 throw new IllegalStateException( 038 "Expected a Tapestry IoC Registry to be stored in the ServletContext, but the attribute was null."); 039 040 return new TapestryBeanFactory(getInternalParentBeanFactory(), registry); 041 } 042}