Creating Java SCA 1.x branch

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@713805 13f79535-47bb-0310-9956-ffa450edef68

5 files changed, 758 insertions, 0 deletions

diff --git a/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyDefaultServlet.java b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyDefaultServlet.java
new file mode 100644
index 0000000000..4f5bfb3c62
--- /dev/null
+++ b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyDefaultServlet.java
@@ -0,0 +1,90 @@
+/*
+ * 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.io.File;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import org.mortbay.jetty.servlet.DefaultServlet;
+import org.mortbay.resource.Resource;
+import org.mortbay.resource.URLResource;
+
+/**
+ * Customizes the Jetty default Servlet.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JettyDefaultServlet extends DefaultServlet {
+    private static final long serialVersionUID = 7000218247190209353L;
+
+    private String documentRoot;
+    private String servletPath;
+    
+    public JettyDefaultServlet(String servletPath, String documentRoot) {
+        this.servletPath = servletPath + '/';
+        this.documentRoot = documentRoot;
+    }
+
+    @Override
+    public Resource getResource(String pathInContext) {
+        if (pathInContext.startsWith(servletPath)) {
+            if (pathInContext.length() > servletPath.length()) {
+                pathInContext = pathInContext.substring(servletPath.length());
+            } else {
+                pathInContext = "";
+            }
+        } else {
+            if ((pathInContext + "/").equals(servletPath)) {
+                pathInContext = "";
+            }
+        }
+        
+        try {
+            URL url = new URL(documentRoot + "/" + pathInContext);
+            return new URLResource(url, url.openConnection()) {
+                private static final long serialVersionUID = 8560952113883507717L;
+                
+                @Override
+                public File getFile() throws IOException {
+                    return null;
+                }
+                
+            };
+        } catch (MalformedURLException e) {
+            return null;
+        } catch (IOException e) {
+            return null;
+        }
+    }
+    
+    @Override
+    public String getInitParameter(String name) {
+        if ("resourceBase".equals(name)) {
+            return documentRoot;
+        } else if ("redirectWelcome".equals(name)) {
+            return "true";
+        } else {
+            return super.getInitParameter(name);
+        }
+    }
+    
+}
diff --git a/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyLogger.java b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyLogger.java
new file mode 100644
index 0000000000..1ecf1bca1b
--- /dev/null
+++ b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyLogger.java
@@ -0,0 +1,87 @@
+/*
+ * 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 org.mortbay.log.Logger;
+
+/**
+ * Replaces Jetty's logging mechanism
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JettyLogger implements Logger {
+
+    private boolean debugEnabled;
+
+    public boolean isDebugEnabled() {
+        return debugEnabled;
+    }
+
+    public void setDebugEnabled(boolean debugEnabled) {
+        this.debugEnabled = debugEnabled;
+    }
+
+    public void info(String msg, Object arg0, Object arg1) {
+        if (debugEnabled) {
+            System.err.println(":INFO:  " + format(msg, arg0, arg1));
+        }
+    }
+
+    public void debug(String msg, Throwable th) {
+        if (debugEnabled) {
+            System.err.println(":DEBUG:  " + msg);
+            th.printStackTrace();
+        }
+    }
+
+    public void debug(String msg, Object arg0, Object arg1) {
+        if (debugEnabled) {
+            System.err.println(":DEBUG: " + format(msg, arg0, arg1));
+        }
+    }
+
+    public void warn(String msg, Object arg0, Object arg1) {
+        if (debugEnabled) {
+            System.err.println(":WARN: " + format(msg, arg0, arg1));
+        }
+    }
+
+    public void warn(String msg, Throwable th) {
+        if (debugEnabled) {
+            System.err.println(":WARN: " + msg);
+            th.printStackTrace();
+        }
+    }
+
+    public Logger getLogger(String name) {
+        return this;
+    }
+
+    private String format(String msg, Object arg0, Object arg1) {
+        int i0 = msg.indexOf("{}");
+        int i1 = i0 < 0 ? -1 : msg.indexOf("{}", i0 + 2);
+        if (arg1 != null && i1 >= 0) {
+            msg = msg.substring(0, i1) + arg1 + msg.substring(i1 + 2);
+        }
+        if (arg0 != null && i0 >= 0) {
+            msg = msg.substring(0, i0) + arg0 + msg.substring(i0 + 2);
+        }
+        return msg;
+    }
+}
diff --git a/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java
new file mode 100644
index 0000000000..dfb34f11a5
--- /dev/null
+++ b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/JettyServer.java
@@ -0,0 +1,486 @@
+/*
+ * 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.InetAddress;
+import java.net.MalformedURLException;
+import java.net.URI;
+import java.net.URL;
+import java.net.UnknownHostException;
+import java.security.AccessController;
+import java.security.KeyStore;
+import java.security.PrivilegedAction;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.Map.Entry;
+import java.util.logging.Logger;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.Servlet;
+import javax.servlet.ServletException;
+
+import org.apache.tuscany.sca.host.http.DefaultResourceServlet;
+import org.apache.tuscany.sca.host.http.ServletHost;
+import org.apache.tuscany.sca.host.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.thread.ThreadPool;
+
+/**
+ * Implements an HTTP transport service using Jetty.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JettyServer implements ServletHost {
+    private static final Logger logger = Logger.getLogger(JettyServer.class.getName());
+
+    private final Object joinLock = new Object();
+    private String trustStore;
+    private String truststorePassword;
+    private String keyStore;
+    private String keyStorePassword;
+
+    private String keyStoreType;
+    private String trustStoreType;
+
+    
+    private boolean sendServerVersion;
+    private WorkScheduler workScheduler;
+    private int defaultPort = 8080;
+
+    /**
+     * Represents a port and the server that serves it.
+     */
+    private class Port {
+        private Server server;
+        private ServletHandler servletHandler;
+        
+        private Port(Server server, ServletHandler servletHandler) {
+            this.server = server;
+            this.servletHandler = servletHandler;
+        }
+
+        public Server getServer() {
+            return server;
+        }
+        
+        public ServletHandler getServletHandler() {
+            return servletHandler;
+        }
+    }
+    
+    private Map<Integer, Port> ports = new HashMap<Integer, Port>();
+
+    private String contextPath = "/";
+
+    static {
+        // Hack to replace the static Jetty logger
+        System.setProperty("org.mortbay.log.class", JettyLogger.class.getName());
+    }
+
+    public JettyServer(WorkScheduler workScheduler) {
+        this.workScheduler = workScheduler;
+        AccessController.doPrivileged(new PrivilegedAction<Object>() {
+            public Object run() {
+                trustStore = System.getProperty("javax.net.ssl.trustStore");
+                truststorePassword = System.getProperty("javax.net.ssl.trustStorePassword");
+                keyStore = System.getProperty("javax.net.ssl.keyStore");
+                keyStorePassword = System.getProperty("javax.net.ssl.keyStorePassword");
+
+                keyStoreType = System.getProperty("javax.net.ssl.keyStoreType", KeyStore.getDefaultType());
+                trustStoreType = System.getProperty("javax.net.ssl.trustStoreType", KeyStore.getDefaultType());
+                return null;
+            }
+        });
+    }
+    
+    public void setDefaultPort(int port) {
+        defaultPort = port;
+    }
+    
+    public int getDefaultPort() {
+        return defaultPort;
+    }
+
+    public void setSendServerVersion(boolean sendServerVersion) {
+        this.sendServerVersion = sendServerVersion;
+    }
+
+    /**
+     * Stop all the started servers.
+     */
+    public void stop() {
+        synchronized (joinLock) {
+            joinLock.notifyAll();
+        }
+        try {
+            Set<Entry<Integer, Port>> entries = new HashSet<Entry<Integer, Port>>(ports.entrySet());
+            for (Entry<Integer, Port> entry: entries) {
+                Port port = entry.getValue();
+                port.getServer().stop();
+                ports.remove(entry.getKey());
+            }
+        } catch (Exception e) {
+            throw new ServletMappingException(e);
+        }
+    }
+    
+    private void configureSSL(SslSocketConnector connector) {
+        connector.setProtocol("TLS");
+        connector.setKeystore(keyStore);
+        connector.setKeyPassword(keyStorePassword);
+        connector.setKeystoreType(keyStoreType);
+
+        connector.setTruststore(trustStore);
+        connector.setTrustPassword(truststorePassword);
+        connector.setTruststoreType(trustStoreType);
+
+        connector.setPassword(keyStorePassword);
+        if (trustStore != null) {
+            connector.setNeedClientAuth(true);
+        }
+
+    }
+
+    public void addServletMapping(String suri, Servlet servlet) throws ServletMappingException {
+        URI uri = URI.create(suri);
+        
+        // Get the URI scheme and port
+        String scheme = uri.getScheme();
+        if (scheme == null) {
+            scheme = "http";
+        }
+        int portNumber = uri.getPort();
+        if (portNumber == -1) {
+            portNumber = defaultPort;
+        }
+
+        // Get the port object associated with the given port number
+        Port port = ports.get(portNumber);
+        if (port == null) {
+
+            // Create and start a new server
+            try {
+                Server server = new Server();
+                server.setThreadPool(new WorkSchedulerThreadPool());
+                if ("https".equals(scheme)) {
+//                    Connector httpConnector = new SelectChannelConnector();
+//                    httpConnector.setPort(portNumber);
+                    SslSocketConnector sslConnector = new SslSocketConnector();
+                    sslConnector.setPort(portNumber);
+                    configureSSL(sslConnector);
+                    server.setConnectors(new Connector[] {sslConnector});
+                } else {
+                    SelectChannelConnector selectConnector = new SelectChannelConnector();
+                    selectConnector.setPort(portNumber);
+                    server.setConnectors(new Connector[] {selectConnector});
+                }
+    
+                ContextHandler contextHandler = new ContextHandler();
+                //contextHandler.setContextPath(contextPath);
+                contextHandler.setContextPath("/");
+                server.setHandler(contextHandler);
+    
+                SessionHandler sessionHandler = new SessionHandler();
+                ServletHandler servletHandler = new ServletHandler();
+                sessionHandler.addHandler(servletHandler);
+    
+                contextHandler.setHandler(sessionHandler);
+    
+                server.setStopAtShutdown(true);
+                server.setSendServerVersion(sendServerVersion);
+                server.start();
+                
+                // Keep track of the new server and Servlet handler 
+                port = new Port(server, servletHandler);
+                ports.put(portNumber, port);
+                
+            } catch (Exception e) {
+                throw new ServletMappingException(e);
+            }
+        }
+
+        // Register the Servlet mapping
+        ServletHandler servletHandler = port.getServletHandler();
+        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);
+            }          
+            if (!servletPath.startsWith("/")) {
+                servletPath = '/' + servletPath;
+            }     
+       
+            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();
+        
+        if (!path.startsWith("/")) {
+            path = '/' + path;
+        }
+        
+        if (!path.startsWith(contextPath)) {
+            path = contextPath + path;
+        }  
+                
+        mapping.setPathSpec(path);
+        servletHandler.addServletMapping(mapping);
+        
+        // Compute the complete URL
+        String host;
+        try {
+            host = InetAddress.getLocalHost().getHostName();
+        } catch (UnknownHostException e) {
+            host = "localhost";
+        }
+        URL addedURL;
+        try {
+            addedURL = new URL(scheme, host, portNumber, path);
+        } catch (MalformedURLException e) {
+            throw new ServletMappingException(e);
+        }
+        logger.info("Added Servlet mapping: " + addedURL);
+    }
+    
+    public URL getURLMapping(String suri) throws ServletMappingException {
+        URI uri = URI.create(suri);
+
+        // Get the URI scheme and port
+        String scheme = uri.getScheme();
+        if (scheme == null) {
+            scheme = "http";
+        }
+        int portNumber = uri.getPort();
+        if (portNumber == -1) {
+            portNumber = defaultPort;
+        }
+        
+        // Get the host
+        String host;
+        try {
+            host = InetAddress.getLocalHost().getHostName();
+        } catch (UnknownHostException e) {
+            host = "localhost";
+        }
+        
+        // Construct the URL
+        String path = uri.getPath();
+
+       
+        if (!path.startsWith("/")) {
+            path = '/' + path;
+        }
+
+        if (!path.startsWith(contextPath)) {
+            path = contextPath + path;
+        }
+        
+
+        URL url;
+        try {
+            url = new URL(scheme, host, portNumber, path);
+        } catch (MalformedURLException e) {
+            throw new ServletMappingException(e);
+        }
+        return url;
+    }
+        
+    public Servlet getServletMapping(String suri) throws ServletMappingException {
+        
+        if (suri == null){
+            return null;
+        }
+        
+        URI uri = URI.create(suri);
+        
+        // Get the URI port
+        int portNumber = uri.getPort();
+        if (portNumber == -1) {
+            portNumber = defaultPort;
+        }
+
+        // Get the port object associated with the given port number
+        Port port = ports.get(portNumber);
+        if (port == null) {
+            return null;
+        }
+        
+        // Remove the Servlet mapping for the given Servlet 
+        ServletHandler servletHandler = port.getServletHandler();
+        Servlet servlet = null;
+        List<ServletMapping> mappings =
+            new ArrayList<ServletMapping>(Arrays.asList(servletHandler.getServletMappings()));
+        String path = uri.getPath();
+        
+        if (!path.startsWith("/")) {
+            path = '/' + path;
+        }
+        
+        if (!path.startsWith(contextPath)) {
+            path = contextPath + path;
+        }
+        
+        for (ServletMapping mapping : mappings) {
+            if (Arrays.asList(mapping.getPathSpecs()).contains(path)) {
+                try {
+                    servlet = servletHandler.getServlet(mapping.getServletName()).getServlet();
+                } catch (ServletException e) {
+                    throw new IllegalStateException(e);
+                }
+                break;
+            }
+        }
+        return servlet;
+    }
+
+    public Servlet removeServletMapping(String suri) {
+        URI uri = URI.create(suri);
+        
+        // Get the URI port
+        int portNumber = uri.getPort();
+        if (portNumber == -1) {
+            portNumber = defaultPort;
+        }
+
+        // Get the port object associated with the given port number
+        Port port = ports.get(portNumber);
+        if (port == null) {
+            throw new IllegalStateException("No servlet registered at this URI: " + suri);
+        }
+        
+        // Remove the Servlet mapping for the given Servlet 
+        ServletHandler servletHandler = port.getServletHandler();
+        Servlet removedServlet = null;
+        List<ServletMapping> mappings =
+            new ArrayList<ServletMapping>(Arrays.asList(servletHandler.getServletMappings()));
+        String path = uri.getPath();
+        
+        if (!path.startsWith("/")) {
+            path = '/' + path;
+        }
+        
+        if (!path.startsWith(contextPath)) {
+            path = contextPath + path;
+        }
+        
+        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);
+                logger.info("Removed Servlet mapping: " + path);
+                break;
+            }
+        }
+        if (removedServlet != null) {
+            servletHandler.setServletMappings(mappings.toArray(new ServletMapping[mappings.size()]));
+            
+            // Stop the port if there are no servlet mappings on it anymore
+            if (mappings.size() == 0) {
+                try {
+                    port.getServer().stop();
+                } catch (Exception e) {
+                    throw new IllegalStateException(e);
+                }
+                ports.remove(portNumber);
+            }
+            
+        } else {
+            logger.warning("Trying to Remove servlet mapping: " + path + " where mapping is not registered");
+        }
+        
+        return removedServlet;
+    }
+
+    public RequestDispatcher getRequestDispatcher(String suri) throws ServletMappingException {
+        //FIXME implement this later
+        return null;
+    }
+    
+    public String getContextPath() {
+        return contextPath;
+    }
+    
+    public void setContextPath(String path) {
+        this.contextPath = path;
+    }
+
+    /**
+     * A wrapper to enable use of a 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() {
+            return false;
+        }
+    }
+
+}
diff --git a/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/module/JettyRuntimeModuleActivator.java b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/module/JettyRuntimeModuleActivator.java
new file mode 100644
index 0000000000..884c8a4cce
--- /dev/null
+++ b/branches/sca-java-1.x/modules/host-jetty/src/main/java/org/apache/tuscany/sca/http/jetty/module/JettyRuntimeModuleActivator.java
@@ -0,0 +1,77 @@
+/*
+ * 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.module;
+
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ModuleActivator;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint;
+import org.apache.tuscany.sca.http.jetty.JettyServer;
+import org.apache.tuscany.sca.work.WorkScheduler;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JettyRuntimeModuleActivator implements ModuleActivator {
+    private static final Logger logger = Logger.getLogger(JettyRuntimeModuleActivator.class.getName());
+
+    private JettyServer server;
+
+    public void start(ExtensionPointRegistry extensionPointRegistry) {
+
+        // Register a Jetty Servlet host
+        ServletHostExtensionPoint servletHosts =
+            extensionPointRegistry.getExtensionPoint(ServletHostExtensionPoint.class);
+        
+        if (servletHosts.getServletHosts().size() < 1) {
+            UtilityExtensionPoint utilities = extensionPointRegistry.getExtensionPoint(UtilityExtensionPoint.class);
+            final WorkScheduler workScheduler = utilities.getUtility(WorkScheduler.class);
+            // Allow privileged access to start MBeans. Requires MBeanPermission in security policy.
+            try {
+                server = AccessController.doPrivileged(new PrivilegedAction<JettyServer>() {
+                    public JettyServer run() {
+                        return new JettyServer(workScheduler);
+                     }
+                });        
+                servletHosts.addServletHost(server);
+            } catch (Exception e) {
+                logger.log(Level.WARNING, "Exception creating JettyServer", e);
+            }
+        }
+    }
+
+    public void stop(ExtensionPointRegistry registry) {
+        // Allow privileged access to stop MBeans. Requires MBeanPermission in security policy.
+        AccessController.doPrivileged(new PrivilegedAction<Object>() {
+            public Object run() {
+                if (server != null) {
+                    server.stop();
+                }
+                return null;
+            }
+        });            
+    }
+
+}
diff --git a/branches/sca-java-1.x/modules/host-jetty/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator b/branches/sca-java-1.x/modules/host-jetty/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator
new file mode 100644
index 0000000000..f61708de90
--- /dev/null
+++ b/branches/sca-java-1.x/modules/host-jetty/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator
@@ -0,0 +1,18 @@
+# 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.

+# Implementation class for the ModuleActivator

+org.apache.tuscany.sca.http.jetty.module.JettyRuntimeModuleActivator