| /******************************************************************************* |
| * Copyright (c) 2007, 2013 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Florian Pirchner - added to preview bundle |
| *******************************************************************************/ |
| |
| package org.eclipse.osbp.ecview.jetty.manager.impl; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| import javax.servlet.Servlet; |
| import javax.servlet.ServletConfig; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletResponse; |
| |
| import org.eclipse.equinox.http.servlet.HttpServiceServlet; |
| import org.eclipse.jetty.server.Connector; |
| import org.eclipse.jetty.server.Server; |
| import org.eclipse.jetty.server.bio.SocketConnector; |
| import org.eclipse.jetty.server.handler.ContextHandlerCollection; |
| import org.eclipse.jetty.server.nio.SelectChannelConnector; |
| import org.eclipse.jetty.server.session.HashSessionManager; |
| import org.eclipse.jetty.server.session.SessionHandler; |
| import org.eclipse.jetty.servlet.ServletContextHandler; |
| import org.eclipse.jetty.servlet.ServletHolder; |
| import org.eclipse.osbp.ecview.jetty.manager.IJettyManager; |
| import org.osgi.framework.Constants; |
| |
| public class JettyManager implements IJettyManager { |
| |
| public static final java.lang.String HTTP_PORT = "http.port"; |
| public static final java.lang.String OTHER_INFO = "other.info"; |
| |
| public static final String CONTEXT_TEMPDIR = "javax.servlet.context.tempdir"; //$NON-NLS-1$ |
| private static final String DIR_PREFIX = "application"; //$NON-NLS-1$ |
| private static final String INTERNAL_CONTEXT_CLASSLOADER = "org.eclipse.equinox.http.jetty.internal.ContextClassLoader"; //$NON-NLS-1$ |
| |
| private Server server; |
| private File workDir; |
| private int port; |
| private String contextPath; |
| |
| public JettyManager() { |
| try { |
| port = Integer.valueOf(System.getProperty(PROP_PORT, "8088")); |
| } catch (NumberFormatException e) { |
| port = 8080; |
| } |
| |
| contextPath = System.getProperty(PROP_CONTEXT_PATH, "osbp"); |
| } |
| |
| /** |
| * @return the port |
| */ |
| public int getPort() { |
| return port; |
| } |
| |
| /** |
| * @return the contextPath |
| */ |
| public String getContextPath() { |
| return contextPath; |
| } |
| |
| /** |
| * @return the contextPath |
| */ |
| public String getMobileContextPath() { |
| return contextPath + MOBILE_POSTFIX; |
| } |
| |
| public synchronized void stop() { |
| if (server != null) { |
| try { |
| server.stop(); |
| } catch (Exception e) { |
| // cleaning up |
| e.printStackTrace(); |
| } |
| File contextWorkDir = new File(workDir, DIR_PREFIX); |
| deleteDirectory(contextWorkDir); |
| } |
| } |
| |
| public String getName() { |
| return this.getClass().getName(); |
| } |
| |
| public synchronized void start(File workDir) { |
| this.workDir = workDir; |
| |
| stop(); |
| Server server = new Server(); |
| |
| Connector httpConnector = createHttpConnector(); |
| server.addConnector(httpConnector); |
| |
| ContextHandlerCollection handlers = new ContextHandlerCollection(); |
| ServletContextHandler applicationContext = createServletContext( |
| getContextPath(), SERVICE_TYPE__APPLICATION); |
| ServletContextHandler mobileContext = createServletContext( |
| getMobileContextPath(), SERVICE_TYPE__MOBILE); |
| handlers.addHandler(applicationContext); |
| handlers.addHandler(mobileContext); |
| |
| server.setHandler(handlers); |
| try { |
| server.start(); |
| } catch (Exception e) { |
| throw new RuntimeException(e.getMessage(), e); |
| } |
| this.server = server; |
| } |
| |
| protected ServletContextHandler createServletContext(String contextPath, |
| String serviceType) { |
| ServletHolder holder = new ServletHolder( |
| new InternalHttpServiceServlet()); |
| holder.setInitOrder(0); |
| holder.setInitParameter(Constants.SERVICE_VENDOR, "OSBP.org"); //$NON-NLS-1$ |
| holder.setInitParameter(Constants.SERVICE_DESCRIPTION, |
| "ECView" + contextPath); //$NON-NLS-1$ |
| holder.setInitParameter(PROP_SERVICE_TYPE, serviceType); |
| holder.setInitParameter(HTTP_PORT, Integer.toString(port)); |
| holder.setInitParameter(OTHER_INFO, contextPath); |
| ServletContextHandler httpContext = createHttpContext(contextPath); |
| |
| httpContext.addServlet(holder, "/*"); //$NON-NLS-1$ |
| return httpContext; |
| } |
| |
| public synchronized void shutdown() throws Exception { |
| server.stop(); |
| server = null; |
| } |
| |
| private Connector createHttpConnector() { |
| Connector connector; |
| if (getDefaultNIOEnablement()) { |
| connector = new SelectChannelConnector(); |
| } else { |
| connector = new SocketConnector(); |
| } |
| connector.setPort(port); |
| return connector; |
| } |
| |
| private Boolean getDefaultNIOEnablement() { |
| Properties systemProperties = System.getProperties(); |
| String javaVendor = systemProperties.getProperty("java.vendor", ""); //$NON-NLS-1$ //$NON-NLS-2$ |
| if (javaVendor.equals("IBM Corporation")) { //$NON-NLS-1$ |
| String javaVersion = systemProperties.getProperty( |
| "java.version", ""); //$NON-NLS-1$ //$NON-NLS-2$ |
| if (javaVersion.startsWith("1.4")) //$NON-NLS-1$ |
| return Boolean.FALSE; |
| // Note: no problems currently logged with 1.5 |
| if (javaVersion.equals("1.6.0")) { //$NON-NLS-1$ |
| String jclVersion = systemProperties.getProperty( |
| "java.jcl.version", ""); //$NON-NLS-1$ //$NON-NLS-2$ |
| if (jclVersion.startsWith("2007")) //$NON-NLS-1$ |
| return Boolean.FALSE; |
| if (jclVersion.startsWith("2008") && !jclVersion.startsWith("200811") && !jclVersion.startsWith("200812")) //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| return Boolean.FALSE; |
| } |
| } |
| return Boolean.TRUE; |
| } |
| |
| private ServletContextHandler createHttpContext(String contextPath) { |
| ServletContextHandler httpContext = new ServletContextHandler(); |
| // hack in the mime type for xsd until jetty fixes it (bug 393218) |
| httpContext.getMimeTypes().addMimeMapping("xsd", "application/xml"); //$NON-NLS-1$ //$NON-NLS-2$ |
| httpContext.setAttribute(INTERNAL_CONTEXT_CLASSLOADER, Thread |
| .currentThread().getContextClassLoader()); |
| httpContext.setClassLoader(this.getClass().getClassLoader()); |
| httpContext.setContextPath(contextPath); |
| |
| File contextWorkDir = new File(workDir, DIR_PREFIX + contextPath); |
| contextWorkDir.mkdir(); |
| httpContext.setAttribute(CONTEXT_TEMPDIR, contextWorkDir); |
| |
| HashSessionManager sessionManager = new HashSessionManager(); |
| |
| httpContext.setSessionHandler(new SessionHandler(sessionManager)); |
| |
| return httpContext; |
| } |
| |
| public static class InternalHttpServiceServlet implements Servlet { |
| // private static final long serialVersionUID = 7477982882399972088L; |
| private Servlet httpServiceServlet = new HttpServiceServlet(); |
| private ClassLoader contextLoader; |
| |
| public void init(ServletConfig config) throws ServletException { |
| ServletContext context = config.getServletContext(); |
| contextLoader = (ClassLoader) context |
| .getAttribute(INTERNAL_CONTEXT_CLASSLOADER); |
| |
| Thread thread = Thread.currentThread(); |
| ClassLoader current = thread.getContextClassLoader(); |
| thread.setContextClassLoader(contextLoader); |
| try { |
| httpServiceServlet.init(config); |
| } finally { |
| thread.setContextClassLoader(current); |
| } |
| } |
| |
| public void destroy() { |
| Thread thread = Thread.currentThread(); |
| ClassLoader current = thread.getContextClassLoader(); |
| thread.setContextClassLoader(contextLoader); |
| try { |
| httpServiceServlet.destroy(); |
| } finally { |
| thread.setContextClassLoader(current); |
| } |
| contextLoader = null; |
| } |
| |
| public void service(ServletRequest req, ServletResponse res) |
| throws ServletException, IOException { |
| Thread thread = Thread.currentThread(); |
| ClassLoader current = thread.getContextClassLoader(); |
| thread.setContextClassLoader(contextLoader); |
| try { |
| httpServiceServlet.service(req, res); |
| } finally { |
| thread.setContextClassLoader(current); |
| } |
| } |
| |
| public ServletConfig getServletConfig() { |
| return httpServiceServlet.getServletConfig(); |
| } |
| |
| public String getServletInfo() { |
| return httpServiceServlet.getServletInfo(); |
| } |
| } |
| |
| // deleteDirectory is a convenience method to recursively delete a directory |
| private static boolean deleteDirectory(File directory) { |
| if (directory.exists() && directory.isDirectory()) { |
| File[] files = directory.listFiles(); |
| for (int i = 0; i < files.length; i++) { |
| if (files[i].isDirectory()) { |
| deleteDirectory(files[i]); |
| } else { |
| files[i].delete(); |
| } |
| } |
| } |
| return directory.delete(); |
| } |
| } |