/*
* Copyright 2002-2017 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.http.server.reactive.bootstrap;
import java.io.File;
import org.apache.catalina.Context;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.startup.Tomcat;
import org.springframework.http.server.reactive.ServletHttpHandlerAdapter;
import org.springframework.http.server.reactive.TomcatHttpHandlerAdapter;
import org.springframework.util.Assert;
/**
* @author Rossen Stoyanchev
*/
public class TomcatHttpServer extends AbstractHttpServer {
private final String baseDir;
private final Class<?> wsListener;
private Tomcat tomcatServer;
public TomcatHttpServer(String baseDir) {
this(baseDir, null);
}
public TomcatHttpServer(String baseDir, Class<?> wsListener) {
Assert.notNull(baseDir, "Base dir must not be null");
this.baseDir = baseDir;
this.wsListener = wsListener;
}
@Override
protected void initServer() throws Exception {
this.tomcatServer = new Tomcat();
this.tomcatServer.setBaseDir(baseDir);
this.tomcatServer.setHostname(getHost());
this.tomcatServer.setPort(getPort());
ServletHttpHandlerAdapter servlet = initServletAdapter();
File base = new File(System.getProperty("java.io.tmpdir"));
Context rootContext = tomcatServer.addContext("", base.getAbsolutePath());
Tomcat.addServlet(rootContext, "httpHandlerServlet", servlet);
rootContext.addServletMappingDecoded("/", "httpHandlerServlet");
if (wsListener != null) {
rootContext.addApplicationListener(wsListener.getName());
}
}
private ServletHttpHandlerAdapter initServletAdapter() {
return new TomcatHttpHandlerAdapter(resolveHttpHandler());
}
@Override
protected void startInternal() throws LifecycleException {
this.tomcatServer.start();
setPort(this.tomcatServer.getConnector().getLocalPort());
}
@Override
protected void stopInternal() throws Exception {
this.tomcatServer.stop();
this.tomcatServer.destroy();
}
@Override
protected void resetInternal() {
this.tomcatServer = null;
}
}