From 28f92c6fc62f3bc0637ac77681aabcc8c0b5e42c Mon Sep 17 00:00:00 2001 From: lresende Date: Thu, 11 Sep 2008 04:12:24 +0000 Subject: Renaming branch git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@694107 13f79535-47bb-0310-9956-ffa450edef68 --- .../tuscany/sca/http/tomcat/ServletWrapper.java | 58 ++ .../sca/http/tomcat/TomcatDefaultServlet.java | 114 ++++ .../tuscany/sca/http/tomcat/TomcatServer.java | 653 +++++++++++++++++++++ .../module/TomcatRuntimeModuleActivator.java | 69 +++ .../org.apache.tuscany.sca.core.ModuleActivator | 18 + 5 files changed, 912 insertions(+) create mode 100644 branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/ServletWrapper.java create mode 100644 branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java create mode 100644 branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatServer.java create mode 100644 branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/module/TomcatRuntimeModuleActivator.java create mode 100644 branches/sca-trunk-20080910/modules/host-tomcat/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator (limited to 'branches/sca-trunk-20080910/modules/host-tomcat/src/main') diff --git a/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/ServletWrapper.java b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/ServletWrapper.java new file mode 100644 index 0000000000..a0b384d554 --- /dev/null +++ b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/ServletWrapper.java @@ -0,0 +1,58 @@ +/* + * 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.tomcat; + +import javax.servlet.Servlet; +import javax.servlet.ServletException; + +import org.apache.catalina.core.StandardWrapper; + +/** + * A Servlet wrapper. + * + * @version $Rev$ $Date$ + */ +public class ServletWrapper extends StandardWrapper { + private static final long serialVersionUID = 1L; + + private final Servlet servlet; + + public ServletWrapper(Servlet servlet) { + this.servlet = servlet; + } + + @Override + public synchronized Servlet loadServlet() { + return servlet; + } + + @Override + public Servlet getServlet() { + return servlet; + } + + public void initServlet() throws ServletException { + servlet.init(facade); + } + + public void destroyServlet() { + servlet.destroy(); + } + +} diff --git a/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java new file mode 100644 index 0000000000..5d9b65503a --- /dev/null +++ b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java @@ -0,0 +1,114 @@ +/* + * 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.tomcat; + +import java.io.IOException; +import java.io.InputStream; +import java.net.MalformedURLException; +import java.net.URI; +import java.net.URL; +import java.net.URLConnection; +import java.util.Hashtable; + +import javax.naming.NamingException; +import javax.naming.directory.Attributes; +import javax.naming.directory.BasicAttributes; +import javax.naming.directory.DirContext; +import javax.servlet.ServletConfig; +import javax.servlet.ServletException; +import javax.servlet.http.HttpServletRequest; + +import org.apache.catalina.servlets.DefaultServlet; +import org.apache.naming.resources.FileDirContext; +import org.apache.naming.resources.ProxyDirContext; +import org.apache.naming.resources.Resource; + +/** + * DefaultServlet implementation for Tomcat. + * + * @version $Rev$ $Date$ + */ +public class TomcatDefaultServlet extends DefaultServlet { + private static final long serialVersionUID = -7503581551326796573L; + + private String documentRoot; + private ProxyDirContext proxyDirContext; + + public TomcatDefaultServlet(String servletPath, String documentRoot) { + this.documentRoot = documentRoot; + + DirContext dirContext; + URI uri = URI.create(documentRoot); + if (!"file".equals(uri.getScheme())) { + + dirContext = new FileDirContext() { + @Override + public Attributes getAttributes(String name) throws NamingException { + return new BasicAttributes(); + } + + @Override + public Object lookup(String name) throws NamingException { + + try { + final URL url = new URL(TomcatDefaultServlet.this.documentRoot + name); + return new Resource() { + @Override + public InputStream streamContent() throws IOException { + URLConnection connection = url.openConnection(); + connection.setUseCaches(false); + return connection.getInputStream(); + } + }; + } catch (MalformedURLException e) { + throw new NamingException(e.toString()); + } + } + }; + + } else { + dirContext = new FileDirContext(); + ((FileDirContext)dirContext).setDocBase(uri.getPath()); + } + proxyDirContext = new ProxyDirContext(new Hashtable(), dirContext); + resources = proxyDirContext; + } + + @Override + public void init() throws ServletException { + super.init(); + resources = proxyDirContext; + } + + @Override + public void init(ServletConfig servletConfig) throws ServletException { + super.init(servletConfig); + resources = proxyDirContext; + } + + @Override + protected String getRelativePath(HttpServletRequest request) { + String path = request.getPathInfo(); + if (path == null || path.length() == 0) { + path = "/"; + } + return path; + } +} diff --git a/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatServer.java b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatServer.java new file mode 100644 index 0000000000..5ea1701c05 --- /dev/null +++ b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatServer.java @@ -0,0 +1,653 @@ +/* + * 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.tomcat; + +import java.beans.PropertyChangeListener; +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.security.PrivilegedActionException; +import java.security.PrivilegedExceptionAction; +import java.util.ArrayList; +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.concurrent.Executor; +import java.util.logging.Logger; + +import javax.servlet.RequestDispatcher; +import javax.servlet.Servlet; +import javax.servlet.ServletException; + +import org.apache.catalina.Container; +import org.apache.catalina.Context; +import org.apache.catalina.Lifecycle; +import org.apache.catalina.LifecycleException; +import org.apache.catalina.Loader; +import org.apache.catalina.connector.Connector; +import org.apache.catalina.core.StandardContext; +import org.apache.catalina.core.StandardEngine; +import org.apache.catalina.core.StandardHost; +import org.apache.catalina.startup.ContextConfig; +import org.apache.coyote.http11.Http11Protocol; +import org.apache.tomcat.util.buf.MessageBytes; +import org.apache.tomcat.util.http.mapper.MappingData; +import org.apache.tomcat.util.net.JIoEndpoint; +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; + +/** + * A Tomcat based implementation of ServletHost. + * + * @version $Rev$ $Date$ + */ +@SuppressWarnings("deprecation") +public class TomcatServer implements ServletHost { + private static final Logger logger = Logger.getLogger(TomcatServer.class.getName()); + + private int defaultPortNumber = 8080; + + private final class TuscanyLoader implements Loader { + private final ClassLoader tccl; + private boolean delegate; + private boolean reloadable; + private Container container; + private List repos = new ArrayList(); + private List listeners = new ArrayList(); + + private TuscanyLoader(ClassLoader tccl) { + this.tccl = tccl; + } + + public void addPropertyChangeListener(PropertyChangeListener listener) { + listeners.add(listener); + } + + public void addRepository(String repository) { + repos.add(repository); + } + + public void backgroundProcess() { + } + + public String[] findRepositories() { + return repos.toArray(new String[repos.size()]); + } + + public Container getContainer() { + return container; + } + + public boolean getDelegate() { + return delegate; + } + + public String getInfo() { + return "Tuscany Loader for Embedded Tomcat"; + } + + public boolean getReloadable() { + return reloadable; + } + + public boolean modified() { + return false; + } + + public void removePropertyChangeListener(PropertyChangeListener listener) { + listeners.remove(listener); + } + + public void setContainer(Container container) { + this.container = container; + } + + public void setDelegate(boolean delegate) { + this.delegate = delegate; + } + + public void setReloadable(boolean reloadable) { + this.reloadable = reloadable; + } + + public ClassLoader getClassLoader() { + return tccl; + } + } + + /** + * Represents a port and the server that serves it. + */ + private class Port { + private StandardEngine engine; + private StandardHost host; + private Connector connector; + + private Port(StandardEngine engine, StandardHost host, Connector connector) { + this.engine = engine; + this.host = host; + this.connector = connector; + } + + public StandardEngine getEngine() { + return engine; + } + + public StandardHost getHost() { + return host; + } + + public Connector getConnector() { + return connector; + } + } + + private Map ports = new HashMap(); + + private WorkScheduler workScheduler; + + private String contextPath = "/"; + + /** + * Constructs a new embedded Tomcat server. + * + * @param workScheduler the WorkScheduler to use to process requests. + */ + public TomcatServer(WorkScheduler workScheduler) { + this.workScheduler = workScheduler; + } + + public void setDefaultPort(int port) { + defaultPortNumber = port; + } + + public int getDefaultPort() { + return defaultPortNumber; + } + + /** + * Stop all the started servers. + */ + public void stop() throws ServletMappingException { + if (!ports.isEmpty()) { + try { + Set> entries = new HashSet>(ports.entrySet()); + for (Entry entry : entries) { + Port port = entry.getValue(); + port.getConnector().stop(); + port.getEngine().stop(); + ports.remove(entry.getKey()); + } + } catch (Exception e) { + throw new ServletMappingException(e); + } + } + } + + public void addServletMapping(String suri, Servlet servlet) { + URI uri = URI.create(suri); + + // Get the URI scheme and port + String scheme = uri.getScheme(); + if (scheme == null) { + scheme = "http"; + } + final int portNumber = (uri.getPort() == -1 ? defaultPortNumber : uri.getPort()); + + // Get the port object associated with the given port number + Port port = ports.get(portNumber); + if (port == null) { + + // Create an engine + // Allow privileged access to read properties. Requires PropertiesPermission read in + // security policy. + final StandardEngine engine = AccessController.doPrivileged(new PrivilegedAction() { + public StandardEngine run() { + return new StandardEngine(); + } + }); + + engine.setBaseDir(""); + engine.setDefaultHost("localhost"); + engine.setName("engine/" + portNumber); + + // Create a host + final StandardHost host = new StandardHost(); + host.setAppBase(""); + host.setName("localhost"); + // Allow privileged access to read properties. Requires PropertiesPermission read in + // security policy. + AccessController.doPrivileged(new PrivilegedAction() { + public Object run() { + engine.addChild(host); + return null; + } + }); + + // Create the root context + StandardContext context = new StandardContext(); + final ClassLoader tccl = Thread.currentThread().getContextClassLoader(); + context.setLoader(new TuscanyLoader(tccl)); + // context.setParentClassLoader(tccl.getParent()); + context.setDocBase(""); + context.setPath(""); + ContextConfig config = new ContextConfig(); + ((Lifecycle)context).addLifecycleListener(config); + host.addChild(context); + + // Install an HTTP connector + // Allow privileged access to read properties. Requires PropertiesPermission read in + // security policy. + try { + AccessController.doPrivileged(new PrivilegedExceptionAction() { + public Object run() throws LifecycleException { + engine.start(); + return null; + } + }); + } catch (PrivilegedActionException e) { + // throw (LifecycleException)e.getException(); + throw new ServletMappingException(e); + } + Connector connector; + // Allow privileged access to read properties. Requires PropertiesPermission read in + // security policy. + try { + final String protocol = scheme; + connector = AccessController.doPrivileged(new PrivilegedExceptionAction() { + public CustomConnector run() throws Exception { + CustomConnector customConnector = new CustomConnector(); + customConnector.setPort(portNumber); + customConnector.setContainer(engine); + + if ("https".equalsIgnoreCase(protocol)) { + configureSSL(customConnector); + ((Http11Protocol) customConnector.getProtocolHandler()).setSSLEnabled(true); + } + customConnector.initialize(); + customConnector.start(); + return customConnector; + } + + private void configureSSL(CustomConnector customConnector) { + String trustStore = System.getProperty("javax.net.ssl.trustStore"); + String trustStorePass = System.getProperty("javax.net.ssl.trustStorePassword"); + String keyStore = System.getProperty("javax.net.ssl.keyStore"); + String keyStorePass = System.getProperty("javax.net.ssl.keyStorePassword"); + + customConnector.setProperty("protocol", "TLS"); + + customConnector.setProperty("keystore", keyStore); + customConnector.setProperty("keypass", keyStorePass); + String keyStoreType = + System.getProperty("javax.net.ssl.keyStoreType", KeyStore.getDefaultType()); + String trustStoreType = + System.getProperty("javax.net.ssl.trustStoreType", KeyStore.getDefaultType()); + customConnector.setProperty("keytype", keyStoreType); + customConnector.setProperty("trusttype", trustStoreType); + customConnector.setProperty("truststore", trustStore); + customConnector.setProperty("trustpass", trustStorePass); + + customConnector.setProperty("clientauth", "false"); + customConnector.setProtocol("HTTP/1.1"); + customConnector.setScheme(protocol); + customConnector.setProperty("backlog", "10"); + customConnector.setSecure(true); + } + }); + } catch (Exception e) { + throw new ServletMappingException(e); + } + // Keep track of the running server + port = new Port(engine, host, connector); + ports.put(portNumber, port); + } + + // Register the Servlet mapping + String path = uri.getPath(); + + if (!path.startsWith("/")) { + path = '/' + path; + } + + if (!path.startsWith(contextPath)) { + path = contextPath + path; + } + + ServletWrapper wrapper; + if (servlet instanceof DefaultResourceServlet) { + String defaultServletPath = path; + + // Optimize the handling of resource requests, use the Tomcat default Servlet + // instead of our default resource Servlet + if (defaultServletPath.endsWith("*")) { + defaultServletPath = defaultServletPath.substring(0, defaultServletPath.length() - 1); + } + if (defaultServletPath.endsWith("/")) { + defaultServletPath = defaultServletPath.substring(0, defaultServletPath.length() - 1); + } + DefaultResourceServlet resourceServlet = (DefaultResourceServlet)servlet; + TomcatDefaultServlet defaultServlet = + new TomcatDefaultServlet(defaultServletPath, resourceServlet.getDocumentRoot()); + wrapper = new ServletWrapper(defaultServlet); + + } else { + wrapper = new ServletWrapper(servlet); + } + Context context = port.getHost().map(path); + wrapper.setName(path); + wrapper.addMapping(path); + context.addChild(wrapper); + context.addServletMapping(path, path); + port.getConnector().getMapper().addWrapper("localhost", "", path, wrapper); + + // Initialize the Servlet + try { + wrapper.initServlet(); + } catch (ServletException e) { + throw new ServletMappingException(e); + } + + // 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 = defaultPortNumber; + } + + // 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 = defaultPortNumber; + } + + // Get the port object associated with the given port number + Port port = ports.get(portNumber); + if (port == null) { + return null; + } + + String mapping = uri.getPath(); + + if (!mapping.startsWith("/")) { + mapping = '/' + mapping; + } + + if (!mapping.startsWith(contextPath)) { + mapping = contextPath + mapping; + } + + final Context context = port.getHost().map(mapping); + final MappingData md = new MappingData(); + final MessageBytes mb = MessageBytes.newInstance(); + mb.setString(mapping); + try { + // Allow privileged access to read properties. Requires PropertiesPermission read in + // security policy. + AccessController.doPrivileged(new PrivilegedExceptionAction() { + public Object run() throws Exception { + context.getMapper().map(mb, md); + return null; + } + }); + } catch (Exception e) { + return null; + } + if (md.wrapper instanceof ServletWrapper) { + ServletWrapper servletWrapper = (ServletWrapper)md.wrapper; + return servletWrapper.getServlet(); + } else { + return null; + } + } + + public Servlet removeServletMapping(String suri) { + URI uri = URI.create(suri); + + // Get the URI port + int portNumber = uri.getPort(); + if (portNumber == -1) { + portNumber = defaultPortNumber; + } + + // 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); + } + + String mapping = uri.getPath(); + + if (!mapping.startsWith("/")) { + mapping = '/' + mapping; + } + + if (!mapping.startsWith(contextPath)) { + mapping = contextPath + mapping; + } + + final Context context = port.getHost().map(mapping); + final MappingData md = new MappingData(); + final MessageBytes mb = MessageBytes.newInstance(); + mb.setString(mapping); + try { + // Allow privileged access to read properties. Requires PropertiesPermission read in + // security policy. + AccessController.doPrivileged(new PrivilegedExceptionAction() { + public Object run() throws Exception { + context.getMapper().map(mb, md); + return null; + } + }); + } catch (Exception e) { + return null; + } + if (md.wrapper instanceof ServletWrapper) { + ServletWrapper servletWrapper = (ServletWrapper)md.wrapper; + + port.getConnector().getMapper().removeWrapper("localhost", "", mapping); + + try { + context.removeServletMapping(mapping); + } catch (NegativeArraySizeException e) { + // JIRA TUSCANY-1599 + // FIXME Looks like a bug in Tomcat when removing the last + // Servlet in the list, catch the exception for now as it doesn't + // seem harmful, will find a better solution for the next release + } + context.removeChild(servletWrapper); + try { + servletWrapper.destroyServlet(); + } catch (Exception ex) { + // Hack to handle destruction of Servlets without Servlet context + } + + logger.info("Removed Servlet mapping: " + suri); + + // Stop the port if there's no servlets on it anymore + String[] contextNames = port.getConnector().getMapper().getContextNames(); + if (contextNames == null || contextNames.length == 0) { + try { + port.getConnector().stop(); + port.getEngine().stop(); + ports.remove(portNumber); + } catch (LifecycleException e) { + throw new IllegalStateException(e); + } + } + + return servletWrapper.getServlet(); + } else { + logger.warning("Trying to Remove servlet mapping: " + mapping + " where mapping is not registered"); + return null; + } + } + + public RequestDispatcher getRequestDispatcher(String suri) throws ServletMappingException { + //FIXME implement this later + return null; + } + + public String getContextPath() { + return contextPath; + } + + /** + * A custom connector that uses our WorkScheduler to schedule + * worker threads. + */ + private class CustomConnector extends Connector { + + private class CustomHttpProtocolHandler extends Http11Protocol { + + /** + * An Executor wrapping our WorkScheduler + */ + private class WorkSchedulerExecutor implements Executor { + public void execute(Runnable command) { + workScheduler.scheduleWork(command); + } + } + + /** + * A custom Endpoint that waits for its acceptor thread to + * terminate before stopping. + */ + private class CustomEndpoint extends JIoEndpoint { + private Thread acceptorThread; + + private class CustomAcceptor extends Acceptor { + CustomAcceptor() { + super(); + } + } + + @Override + public void start() throws Exception { + if (!initialized) + init(); + if (!running) { + running = true; + paused = false; + acceptorThread = new Thread(new CustomAcceptor(), getName() + "-Acceptor-" + 0); + acceptorThread.setPriority(threadPriority); + acceptorThread.setDaemon(daemon); + acceptorThread.start(); + } + } + + @Override + public void stop() { + super.stop(); + try { + acceptorThread.join(); + } catch (InterruptedException e) { + throw new RuntimeException(e); + } + } + + @Override + public int getCurrentThreadsBusy() { + return 0; + } + } + + CustomHttpProtocolHandler() { + endpoint = new CustomEndpoint(); + endpoint.setExecutor(new WorkSchedulerExecutor()); + } + } + + CustomConnector() throws Exception { + protocolHandler = new CustomHttpProtocolHandler(); + } + } + + public void setContextPath(String path) { + this.contextPath = path; + } + +} diff --git a/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/module/TomcatRuntimeModuleActivator.java b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/module/TomcatRuntimeModuleActivator.java new file mode 100644 index 0000000000..070dffdce6 --- /dev/null +++ b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/module/TomcatRuntimeModuleActivator.java @@ -0,0 +1,69 @@ +/* + * 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.tomcat.module; + +import java.security.AccessController; +import java.security.PrivilegedAction; + +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.tomcat.TomcatServer; +import org.apache.tuscany.sca.work.WorkScheduler; + +/** + * @version $Rev$ $Date$ + */ +public class TomcatRuntimeModuleActivator implements ModuleActivator { + + private TomcatServer server; + + public void start(ExtensionPointRegistry extensionPointRegistry) { + + // Register a Tomcat 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. + server = AccessController.doPrivileged(new PrivilegedAction() { + public TomcatServer run() { + return new TomcatServer(workScheduler); + } + }); + servletHosts.addServletHost(server); + } + } + + public void stop(ExtensionPointRegistry registry) { + // Allow privileged access to stop MBeans. Requires MBeanPermission in security policy. + AccessController.doPrivileged(new PrivilegedAction() { + public Object run() { + if (server != null) { + server.stop(); + } + return null; + } + }); + } +} diff --git a/branches/sca-trunk-20080910/modules/host-tomcat/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator b/branches/sca-trunk-20080910/modules/host-tomcat/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator new file mode 100644 index 0000000000..f0f4e17507 --- /dev/null +++ b/branches/sca-trunk-20080910/modules/host-tomcat/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.tomcat.module.TomcatRuntimeModuleActivator -- cgit v1.2.3