diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta1-RC1/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/DefaultServletHostExtensionPoint.java')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta1-RC1/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/DefaultServletHostExtensionPoint.java | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC1/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/DefaultServletHostExtensionPoint.java b/sca-java-2.x/tags/2.0-Beta1-RC1/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/DefaultServletHostExtensionPoint.java deleted file mode 100644 index 3145e90164..0000000000 --- a/sca-java-2.x/tags/2.0-Beta1-RC1/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/DefaultServletHostExtensionPoint.java +++ /dev/null @@ -1,194 +0,0 @@ -/* - * 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.host.http; - -import java.io.IOException; -import java.net.URL; -import java.util.ArrayList; -import java.util.Collection; -import java.util.List; - -import javax.servlet.RequestDispatcher; -import javax.servlet.Servlet; - -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.LifeCycleListener; -import org.apache.tuscany.sca.extensibility.ServiceDeclaration; -import org.apache.tuscany.sca.extensibility.ServiceHelper; - -/** - * Default implementation of a Servlet host extension point. - * - * @version $Rev$ $Date$ - */ -public class DefaultServletHostExtensionPoint implements ServletHostExtensionPoint, LifeCycleListener { - - private List<ServletHost> servletHosts = new ArrayList<ServletHost>(); - private boolean loaded; - private boolean webApp; - - private ExtensionPointRegistry registry; - - public DefaultServletHostExtensionPoint(ExtensionPointRegistry registry) { - this.registry = registry; - } - - public void addServletHost(ServletHost servletHost) { - servletHosts.add(servletHost); - if (servletHost instanceof LifeCycleListener) { - ((LifeCycleListener)servletHost).start(); - } - } - - public void removeServletHost(ServletHost servletHost) { - servletHosts.remove(servletHost); - if (servletHost instanceof LifeCycleListener) { - ((LifeCycleListener)servletHost).stop(); - } - } - - public List<ServletHost> getServletHosts() { - loadServletHosts(); - return servletHosts; - } - - private synchronized void loadServletHosts() { - if (loaded) - return; - - // Get the databinding service declarations - Collection<ServiceDeclaration> sds; - try { - sds = registry.getServiceDiscovery().getServiceDeclarations(ServletHost.class, true); - } catch (IOException e) { - throw new IllegalStateException(e); - } - - // Load data bindings - for (ServiceDeclaration sd : sds) { - // Create a data binding wrapper and register it - ServletHost servletHost = new LazyServletHost(sd); - addServletHost(servletHost); - } - - loaded = true; - } - - /** - * A data binding facade allowing data bindings to be lazily loaded and - * initialized. - */ - public class LazyServletHost implements ServletHost, LifeCycleListener { - private ServiceDeclaration sd; - private ServletHost host; - - /** - * @param sd - */ - public LazyServletHost(ServiceDeclaration sd) { - super(); - this.sd = sd; - } - - public synchronized ServletHost getServletHost() { - if (host == null) { - try { - host = ServiceHelper.newInstance(registry, sd); - ServiceHelper.start(host); - } catch (Throwable e) { - throw new IllegalStateException(e); - } - } - return host; - } - - public String addServletMapping(String uri, Servlet servlet) throws ServletMappingException { - return getServletHost().addServletMapping(uri, servlet); - } - - public String addServletMapping(String uri, Servlet servlet, SecurityContext securityContext) throws ServletMappingException { - return getServletHost().addServletMapping(uri, servlet, securityContext); - } - - public String getContextPath() { - return getServletHost().getContextPath(); - } - - public int getDefaultPort() { - return getServletHost().getDefaultPort(); - } - - public RequestDispatcher getRequestDispatcher(String uri) throws ServletMappingException { - return getServletHost().getRequestDispatcher(uri); - } - - public Servlet getServletMapping(String uri) throws ServletMappingException { - return getServletHost().getServletMapping(uri); - } - - public URL getURLMapping(String uri, SecurityContext securityContext) { - return getServletHost().getURLMapping(uri, securityContext); - } - - public Servlet removeServletMapping(String uri) throws ServletMappingException { - return getServletHost().removeServletMapping(uri); - } - - public void setAttribute(String name, Object value) { - getServletHost().setAttribute(name, value); - } - - public void setContextPath(String path) { - getServletHost().setContextPath(path); - } - - public void setDefaultPort(int port) { - getServletHost().setDefaultPort(port); - } - - public String getName() { - return sd.getAttributes().get("name"); - } - - public void start() { - } - - public void stop() { - ServiceHelper.stop(host); - } - } - - public void start() { - } - - public void stop() { - ServiceHelper.stop(servletHosts); - servletHosts.clear(); - registry = null; - } - - public boolean isWebApp() { - return webApp; - } - - public void setWebApp(boolean webApp) { - this.webApp = webApp; - } -} |