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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.sca.implementation.spring.webapp;
import java.util.logging.Logger;
import javax.servlet.ServletContext;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.core.LifeCycleListener;
import org.apache.tuscany.sca.host.http.ExtensibleServletHost;
import org.apache.tuscany.sca.implementation.spring.context.SpringApplicationContextAccessor;
import org.springframework.context.ApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;
public class SpringWebApplicationContextAccessor implements SpringApplicationContextAccessor, LifeCycleListener {
private static Logger log = Logger.getLogger(SpringWebApplicationContextAccessor.class.getName());
private ExtensionPointRegistry registry;
private ApplicationContext parentApplicationContext;
public SpringWebApplicationContextAccessor(ExtensionPointRegistry registry) {
super();
this.registry = registry;
}
@Override
public void start() {
ExtensibleServletHost servletHost = ExtensibleServletHost.getInstance(registry);
ServletContext servletContext = servletHost.getServletContext();
if (servletContext != null) {
parentApplicationContext = WebApplicationContextUtils.getWebApplicationContext(servletContext);
if (parentApplicationContext != null) {
log.info("Spring WebApplicationContext is now injected on Tuscany");
}
}
if (parentApplicationContext == null) {
parentApplicationContext = ApplicationContextAccessorBean.getInstance().getApplicationContext();
}
}
@Override
public void stop() {
parentApplicationContext = null;
}
public ApplicationContext getParentApplicationContext() {
return parentApplicationContext;
}
public void setParentApplicationContext(ApplicationContext parentApplicationContext) {
this.parentApplicationContext = parentApplicationContext;
}
}
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