| /* |
| * 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.binding.dwr; |
| |
| import static org.apache.tuscany.sca.binding.dwr.DWRService.SERVLET_PATH; |
| |
| import org.apache.tuscany.sca.assembly.Binding; |
| import org.apache.tuscany.sca.extension.helper.ComponentLifecycle; |
| import org.apache.tuscany.sca.extension.helper.InvokerFactory; |
| import org.apache.tuscany.sca.host.http.ServletHost; |
| import org.apache.tuscany.sca.interfacedef.Operation; |
| import org.apache.tuscany.sca.invocation.Invoker; |
| import org.apache.tuscany.sca.runtime.RuntimeComponent; |
| import org.apache.tuscany.sca.runtime.RuntimeComponentReference; |
| |
| /** |
| * InvokerFactory for the DWRBinding. |
| * |
| * @version $Rev$ $Date$ |
| */ |
| public class DWRInvokerFactory implements InvokerFactory, ComponentLifecycle { |
| |
| private Binding binding; |
| private ServletHost servletHost; |
| |
| public DWRInvokerFactory(RuntimeComponent rc, RuntimeComponentReference rcr, Binding b, DWRBinding ab, ServletHost servletHost) { |
| this.binding = b; |
| this.servletHost = servletHost; |
| } |
| |
| public Invoker createInvoker(Operation operation) { |
| return new DWRInvoker(binding.getName(), operation); |
| } |
| |
| public void start() { |
| |
| DWRServlet servlet = (DWRServlet) servletHost.getServletMapping(SERVLET_PATH); |
| if (servlet == null) { |
| servlet = new DWRServlet(); |
| servletHost.addServletMapping(SERVLET_PATH, servlet); |
| } |
| |
| servlet.addReference(binding.getName()); |
| } |
| |
| public void stop() { |
| servletHost.removeServletMapping(SERVLET_PATH); |
| } |
| |
| } |