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Diffstat (limited to 'sca-java-1.x/branches/sca-java-0.91/modules/http-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java')
| -rw-r--r-- | sca-java-1.x/branches/sca-java-0.91/modules/http-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.91/modules/http-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java b/sca-java-1.x/branches/sca-java-0.91/modules/http-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java new file mode 100644 index 0000000000..c0f33e1522 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.91/modules/http-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java @@ -0,0 +1,299 @@ +/* + * 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.http.jetty; + +import java.net.URI; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; + +import javax.servlet.Servlet; +import javax.servlet.ServletException; + +import org.apache.tuscany.sca.http.DefaultResourceServlet; +import org.apache.tuscany.sca.http.ServletHost; +import org.apache.tuscany.sca.http.ServletMappingException; +import org.apache.tuscany.sca.work.WorkScheduler; +import org.mortbay.jetty.Connector; +import org.mortbay.jetty.Server; +import org.mortbay.jetty.handler.ContextHandler; +import org.mortbay.jetty.nio.SelectChannelConnector; +import org.mortbay.jetty.security.SslSocketConnector; +import org.mortbay.jetty.servlet.DefaultServlet; +import org.mortbay.jetty.servlet.ServletHandler; +import org.mortbay.jetty.servlet.ServletHolder; +import org.mortbay.jetty.servlet.ServletMapping; +import org.mortbay.jetty.servlet.SessionHandler; +import org.mortbay.log.Log; +import org.mortbay.log.Logger; +import org.mortbay.thread.ThreadPool; + +/** + * Implements an HTTP transport service using Jetty. + * + * @version $$Rev$$ $$Date: 2007-02-21 13:28:30 +0000 (Wed, 21 Feb + * 2007) $$ + */ +public class JettyServer implements ServletHost { + + private static final String ROOT = "/"; + private static final int ERROR = 0; + private static final int UNINITIALIZED = 0; + private static final int STARTING = 1; + private static final int STARTED = 2; + private static final int STOPPING = 3; + private static final int STOPPED = 4; + private static final int DEFAULT_PORT = 8080; + + private final Object joinLock = new Object(); + private int state = UNINITIALIZED; + private String keystore; + private String certPassword; + private String keyPassword; + private boolean sendServerVersion; + private boolean https; + private int httpsPort = 8484; + private boolean debug; + private Server server; + private Connector connector; + private ServletHandler servletHandler; + private WorkScheduler workScheduler; + + static { + // hack to replace the static Jetty logger + System.setProperty("org.mortbay.log.class", JettyLogger.class.getName()); + + } + + public JettyServer(WorkScheduler workScheduler) { + this.workScheduler = workScheduler; + + // Configure the Jetty logger + Logger logger = Log.getLogger(null); + if (logger instanceof JettyLogger) { + JettyLogger jettyLogger = (JettyLogger)logger; + if (debug) { + jettyLogger.setDebugEnabled(true); + } + } + } + + public void setSendServerVersion(boolean sendServerVersion) { + this.sendServerVersion = sendServerVersion; + } + + public void setHttps(boolean https) { + this.https = https; + } + + public void setKeystore(String keystore) { + this.keystore = keystore; + } + + public void setCertPassword(String certPassword) { + this.certPassword = certPassword; + } + + public void setKeyPassword(String keyPassword) { + this.keyPassword = keyPassword; + } + + public void setDebug(boolean val) { + debug = val; + } + + public void init() { + state = STARTING; + } + + public void destroy() { + if (state == STARTED) { + state = STOPPING; + synchronized (joinLock) { + joinLock.notifyAll(); + } + try { + server.stop(); + } catch (Exception e) { + throw new ServletMappingException(e); + } + state = STOPPED; + } + } + + public void addServletMapping(String uriStr, Servlet servlet) throws ServletMappingException { + URI uri = URI.create(uriStr); + if (state == STARTING) { + + int port = uri.getPort(); + if (port == -1) { + port = DEFAULT_PORT; + } + + try { + server = new Server(); + server.setThreadPool(new WorkSchedulerThreadPool()); + if (connector == null) { + if (https) { + Connector httpConnector = new SelectChannelConnector(); + httpConnector.setPort(port); + SslSocketConnector sslConnector = new SslSocketConnector(); + sslConnector.setPort(httpsPort); + sslConnector.setKeystore(keystore); + sslConnector.setPassword(certPassword); + sslConnector.setKeyPassword(keyPassword); + server.setConnectors(new Connector[] {httpConnector, sslConnector}); + } else { + SelectChannelConnector selectConnector = new SelectChannelConnector(); + selectConnector.setPort(port); + server.setConnectors(new Connector[] {selectConnector}); + } + } else { + connector.setPort(port); + server.setConnectors(new Connector[] {connector}); + } + + ContextHandler contextHandler = new ContextHandler(); + contextHandler.setContextPath(ROOT); + server.setHandler(contextHandler); + + SessionHandler sessionHandler = new SessionHandler(); + servletHandler = new ServletHandler(); + sessionHandler.addHandler(servletHandler); + + contextHandler.setHandler(sessionHandler); + + server.setStopAtShutdown(true); + server.setSendServerVersion(sendServerVersion); + // monitor.started(); + server.start(); + state = STARTED; + } catch (Exception e) { + state = ERROR; + throw new ServletMappingException(e); + } + } + + // Register the servlet mapping + ServletHolder holder; + if (servlet instanceof DefaultResourceServlet) { + + // Optimize the handling of resource requests, use the Jetty default servlet + // instead of our default resource servlet + String servletPath = uri.getPath(); + if (servletPath.endsWith("*")) { + servletPath = servletPath.substring(0, servletPath.length()-1); + } + if (servletPath.endsWith("/")) { + servletPath = servletPath.substring(0, servletPath.length()-1); + } + DefaultResourceServlet resourceServlet = (DefaultResourceServlet)servlet; + DefaultServlet defaultServlet = new JettyDefaultServlet(servletPath, resourceServlet.getDocumentRoot()); + holder = new ServletHolder(defaultServlet); + + } else { + holder = new ServletHolder(servlet); + } + servletHandler.addServlet(holder); + ServletMapping mapping = new ServletMapping(); + mapping.setServletName(holder.getName()); + String path = uri.getPath(); + mapping.setPathSpec(path); + servletHandler.addServletMapping(mapping); + } + + public Servlet removeServletMapping(String uri) { + Servlet removedServlet = null; + List<ServletMapping> mappings = + new ArrayList<ServletMapping>(Arrays.asList(servletHandler.getServletMappings())); + String path = URI.create(uri).getPath(); + for (ServletMapping mapping : mappings) { + if (Arrays.asList(mapping.getPathSpecs()).contains(path)) { + try { + removedServlet = servletHandler.getServlet(mapping.getServletName()).getServlet(); + } catch (ServletException e) { + throw new IllegalStateException(e); + } + mappings.remove(mapping); + break; + } + } + if (removedServlet != null) { + servletHandler.setServletMappings((ServletMapping[])mappings.toArray(new ServletMapping[mappings.size()])); + } + return removedServlet; + } + + /** + * An integration wrapper to enable use of a {@link WorkScheduler} with Jetty + */ + private class WorkSchedulerThreadPool implements ThreadPool { + + public boolean dispatch(Runnable work) { + workScheduler.scheduleWork(work); + return true; + } + + public void join() throws InterruptedException { + synchronized (joinLock) { + joinLock.wait(); + } + } + + public int getThreads() { + throw new UnsupportedOperationException(); + } + + public int getIdleThreads() { + throw new UnsupportedOperationException(); + } + + public boolean isLowOnThreads() { + // TODO FIXME + return false; + } + + public void start() throws Exception { + } + + public void stop() throws Exception { + } + + public boolean isRunning() { + return state == STARTING || state == STARTED; + } + + public boolean isStarted() { + return state == STARTED; + } + + public boolean isStarting() { + return state == STARTING; + } + + public boolean isStopping() { + return state == STOPPING; + } + + public boolean isFailed() { + return state == ERROR; + } + } + +} |