/*
* Copyright 2012-2013 the original author or authors.
*
* Licensed 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.springframework.boot.load.it.war.embedded;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import org.eclipse.jetty.webapp.AbstractConfiguration;
import org.eclipse.jetty.webapp.Configuration;
import org.eclipse.jetty.webapp.WebAppContext;
import org.springframework.util.Assert;
import org.springframework.web.WebApplicationInitializer;
/**
* Jetty {@link Configuration} that allows Spring {@link WebApplicationInitializer} to be
* started. This is required because Jetty annotation scanning does not work with packaged
* WARs.
*
* @author Phillip Webb
*/
public class WebApplicationInitializersConfiguration extends AbstractConfiguration {
private Class<?>[] webApplicationInitializers;
public WebApplicationInitializersConfiguration(Class<?> webApplicationInitializer,
Class<?>... webApplicationInitializers) {
this.webApplicationInitializers = new Class<?>[webApplicationInitializers.length + 1];
this.webApplicationInitializers[0] = webApplicationInitializer;
System.arraycopy(webApplicationInitializers, 0, this.webApplicationInitializers,
1, webApplicationInitializers.length);
for (Class<?> i : webApplicationInitializers) {
Assert.notNull(i, "WebApplicationInitializer must not be null");
Assert.isAssignable(WebApplicationInitializer.class, i);
}
}
@Override
public void configure(WebAppContext context) throws Exception {
context.getServletContext().addListener(new ServletContextListener() {
@Override
public void contextInitialized(ServletContextEvent sce) {
try {
for (Class<?> webApplicationInitializer : webApplicationInitializers) {
WebApplicationInitializer initializer = (WebApplicationInitializer) webApplicationInitializer.newInstance();
initializer.onStartup(sce.getServletContext());
}
}
catch (Exception ex) {
throw new RuntimeException(ex);
}
}
@Override
public void contextDestroyed(ServletContextEvent sce) {
}
});
}
}