diff options
Diffstat (limited to 'tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/webapp/TuscanyServletListener.java')
-rw-r--r-- | tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/webapp/TuscanyServletListener.java | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/webapp/TuscanyServletListener.java b/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/webapp/TuscanyServletListener.java deleted file mode 100644 index 8c9c215d64..0000000000 --- a/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/webapp/TuscanyServletListener.java +++ /dev/null @@ -1,129 +0,0 @@ -/** - * - * Copyright 2005 The Apache Software Foundation or its licensors, as applicable. - * - * 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.apache.tuscany.core.webapp; - -import org.apache.tuscany.common.monitor.MonitorFactory; -import org.apache.tuscany.common.monitor.impl.NullMonitorFactory; -import org.apache.tuscany.core.builder.ContextFactoryBuilderRegistry; -import org.apache.tuscany.core.builder.impl.DefaultWireBuilder; -import org.apache.tuscany.core.client.BootstrapHelper; -import org.apache.tuscany.core.config.ConfigurationException; -import org.apache.tuscany.core.config.ModuleComponentConfigurationLoader; -import org.apache.tuscany.core.context.CompositeContext; -import org.apache.tuscany.core.context.SystemCompositeContext; -import org.apache.tuscany.core.context.event.ModuleStop; -import org.apache.tuscany.core.context.event.ModuleStart; -import org.apache.tuscany.core.context.event.HttpSessionEnd; -import org.apache.tuscany.core.runtime.RuntimeContext; -import org.apache.tuscany.core.runtime.RuntimeContextImpl; -import org.apache.tuscany.model.assembly.AssemblyContext; -import org.apache.tuscany.model.assembly.ModuleComponent; -import org.osoa.sca.CurrentModuleContext; -import org.osoa.sca.ModuleContext; - -import javax.servlet.ServletContext; -import javax.servlet.ServletContextEvent; -import javax.servlet.ServletContextListener; -import javax.servlet.http.HttpSessionEvent; -import javax.servlet.http.HttpSessionListener; - -/** - * ServletContextListener that can be added to a standard web application to boot - * a Tuscany runtime inside that application. All implementation classes should - * be located in the web application itself. - * - * @version $Rev: 380792 $ $Date: 2006-02-24 11:25:11 -0800 (Fri, 24 Feb 2006) $ - */ -public class TuscanyServletListener implements ServletContextListener, HttpSessionListener { - public static final String SCA_COMPONENT_NAME = "org.apache.tuscany.core.webapp.ModuleComponentName"; - public static final String MODULE_COMPONENT_NAME = "org.apache.tuscany.core.webapp.ModuleComponentContext"; - public static final String TUSCANY_RUNTIME_NAME = RuntimeContext.class.getName(); - - private RuntimeContext runtime; - private CompositeContext moduleContext; - - private static final String SYSTEM_MODULE_COMPONENT = "org.apache.tuscany.core.system"; - - public void contextInitialized(ServletContextEvent servletContextEvent) { - ServletContext servletContext = servletContextEvent.getServletContext(); - String name = servletContext.getInitParameter(SCA_COMPONENT_NAME); - String uri = name; // todo get from context path - MonitorFactory monitorFactory = new NullMonitorFactory(); // todo have one that writes to the servlet log - - try { - bootRuntime(name, uri, monitorFactory); - } catch (ConfigurationException e) { - throw new RuntimeException(e.getMessage(), e); - } - - servletContext.setAttribute(TUSCANY_RUNTIME_NAME, runtime); - servletContext.setAttribute(MODULE_COMPONENT_NAME, moduleContext); - } - - public void contextDestroyed(ServletContextEvent servletContextEvent) { - moduleContext.publish(new ModuleStop(this)); - moduleContext.stop(); - SystemCompositeContext systemContext = runtime.getSystemContext(); - systemContext.publish(new ModuleStop(this)); - systemContext.stop(); - runtime.stop(); - servletContextEvent.getServletContext().removeAttribute(MODULE_COMPONENT_NAME); - servletContextEvent.getServletContext().removeAttribute(TUSCANY_RUNTIME_NAME); - } - - public void sessionCreated(HttpSessionEvent event) { - // do nothing since sessions are lazily created in {@link TuscanyRequestFilter} - } - - public void sessionDestroyed(HttpSessionEvent event) { - // todo do we actually need to bind the module context to the thread to fire this event? - ModuleContext oldContext = CurrentModuleContext.getContext(); - try { - ContextBinder.BINDER.setContext((ModuleContext) moduleContext); - moduleContext.publish(new HttpSessionEnd(this, event.getSession())); - } finally{ - ContextBinder.BINDER.setContext(oldContext); - } - } - - private void bootRuntime(String name, String uri, MonitorFactory monitorFactory) throws ConfigurationException { - - // Create an assembly model context - ClassLoader classLoader = Thread.currentThread().getContextClassLoader(); - AssemblyContext modelContext = BootstrapHelper.getModelContext(classLoader); - - // Create a runtime context and start it - ContextFactoryBuilderRegistry builderRegistry = BootstrapHelper.bootstrapContextFactoryBuilders(monitorFactory); - runtime = new RuntimeContextImpl(monitorFactory, builderRegistry, new DefaultWireBuilder()); - runtime.start(); - - // Load and start the system configuration - SystemCompositeContext systemContext = runtime.getSystemContext(); - BootstrapHelper.bootstrapStaxLoader(systemContext, modelContext); - ModuleComponentConfigurationLoader loader = BootstrapHelper.getConfigurationLoader(systemContext, modelContext); - ModuleComponent systemModuleComponent = loader.loadSystemModuleComponent(SYSTEM_MODULE_COMPONENT, SYSTEM_MODULE_COMPONENT); - CompositeContext context = BootstrapHelper.registerModule(systemContext, systemModuleComponent); - context.publish(new ModuleStart(this)); - - // Load the SCDL configuration of the application module - CompositeContext rootContext = runtime.getRootContext(); - ModuleComponent moduleComponent = loader.loadModuleComponent(name, uri); - moduleContext = BootstrapHelper.registerModule(rootContext, moduleComponent); - - moduleContext.publish(new ModuleStart(this)); - } -} |