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Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta3/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTServiceBindingProvider.java')
| -rw-r--r-- | sca-java-2.x/branches/2.0-Beta3/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTServiceBindingProvider.java | 376 |
1 files changed, 0 insertions, 376 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta3/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTServiceBindingProvider.java b/sca-java-2.x/branches/2.0-Beta3/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTServiceBindingProvider.java deleted file mode 100644 index 2b3d0f7e41..0000000000 --- a/sca-java-2.x/branches/2.0-Beta3/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTServiceBindingProvider.java +++ /dev/null @@ -1,376 +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.binding.rest.provider; - -import java.net.URI; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Map; -import java.util.Set; - -import javax.servlet.Servlet; -import javax.ws.rs.core.Application; -import javax.ws.rs.core.MediaType; -import javax.xml.namespace.QName; - -import org.apache.tuscany.sca.binding.rest.RESTBinding; -import org.apache.tuscany.sca.binding.rest.wireformat.json.JSONWireFormat; -import org.apache.tuscany.sca.binding.rest.wireformat.xml.XMLWireFormat; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.host.http.ServletHost; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.interfacedef.java.jaxrs.RootResourceClassGenerator; -import org.apache.tuscany.sca.invocation.Interceptor; -import org.apache.tuscany.sca.invocation.InvocationChain; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.invocation.Phase; -import org.apache.tuscany.sca.provider.EndpointProvider; -import org.apache.tuscany.sca.provider.OperationSelectorProvider; -import org.apache.tuscany.sca.provider.OperationSelectorProviderFactory; -import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; -import org.apache.tuscany.sca.provider.WireFormatProvider; -import org.apache.tuscany.sca.provider.WireFormatProviderFactory; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; -import org.apache.tuscany.sca.runtime.RuntimeEndpoint; -import org.apache.wink.server.utils.RegistrationUtils; -import org.oasisopen.sca.ServiceRuntimeException; - -/** - * Implementation of an HTTP binding provider. - * - * @version $Rev$ $Date$ - */ -public class RESTServiceBindingProvider implements EndpointProvider { - private static Map<QName, String> wireFormatToMediaTypeMapping = new HashMap<QName, String>(); - - static { - wireFormatToMediaTypeMapping.put(JSONWireFormat.REST_WIREFORMAT_JSON_QNAME, MediaType.APPLICATION_JSON); - wireFormatToMediaTypeMapping.put(XMLWireFormat.REST_WIREFORMAT_XML_QNAME, MediaType.APPLICATION_XML); - } - - private ExtensionPointRegistry extensionPoints; - - private RuntimeEndpoint endpoint; - private RuntimeComponent component; - private RuntimeComponentService service; - private InterfaceContract serviceContract; - private RESTBinding binding; - private MessageFactory messageFactory; - - private OperationSelectorProvider osProvider; - private WireFormatProvider wfProvider; - private WireFormatProvider wfResponseProvider; - - private ServletHost servletHost; - private String servletMapping; - private RESTBindingListenerServlet bindingListenerServlet; - - private SimpleApplication application; - - public RESTServiceBindingProvider(RuntimeEndpoint endpoint, - ExtensionPointRegistry extensionPoints, - MessageFactory messageFactory, - ServletHost servletHost) { - - this.endpoint = endpoint; - this.component = (RuntimeComponent)endpoint.getComponent(); - this.service = (RuntimeComponentService)endpoint.getService(); - this.binding = (RESTBinding)endpoint.getBinding(); - - this.extensionPoints = extensionPoints; - this.messageFactory = messageFactory; - this.servletHost = servletHost; - - // retrieve operation selector and wire format service providers - - ProviderFactoryExtensionPoint providerFactories = - extensionPoints.getExtensionPoint(ProviderFactoryExtensionPoint.class); - - if (binding.getOperationSelector() != null) { - // Configure the interceptors for operation selection - OperationSelectorProviderFactory osProviderFactory = - (OperationSelectorProviderFactory)providerFactories.getProviderFactory(binding.getOperationSelector() - .getClass()); - if (osProviderFactory != null) { - this.osProvider = osProviderFactory.createServiceOperationSelectorProvider(endpoint); - } - } - - if (binding.getRequestWireFormat() != null) { - // Configure the interceptors for wire format - WireFormatProviderFactory wfProviderFactory = - (WireFormatProviderFactory)providerFactories.getProviderFactory(binding.getRequestWireFormat() - .getClass()); - if (wfProviderFactory != null) { - this.wfProvider = wfProviderFactory.createServiceWireFormatProvider(endpoint); - } - } - - if (binding.getResponseWireFormat() != null) { - // Configure the interceptors for wire format - WireFormatProviderFactory wfProviderFactory = - (WireFormatProviderFactory)providerFactories.getProviderFactory(binding.getResponseWireFormat() - .getClass()); - if (wfProviderFactory != null) { - this.wfResponseProvider = wfProviderFactory.createServiceWireFormatProvider(endpoint); - } - } - - //clone the service contract to avoid databinding issues - try { - this.serviceContract = (InterfaceContract)service.getInterfaceContract().clone(); - - // configure data binding - if (wfProvider != null) { - wfProvider.configureWireFormatInterfaceContract(serviceContract); - } - - if (wfResponseProvider != null) { - wfResponseProvider.configureWireFormatInterfaceContract(serviceContract); - } - } catch (CloneNotSupportedException e) { - this.serviceContract = service.getInterfaceContract(); - } - - } - - public InterfaceContract getBindingInterfaceContract() { - return serviceContract; - } - - - /** - * Add specific rest interceptor to invocation chain - */ - public void configure() { - - InvocationChain bindingChain = endpoint.getBindingInvocationChain(); - - if (wfProvider != null) { - Interceptor interceptor = wfProvider.createInterceptor(); - if (interceptor != null) { - bindingChain.addInterceptor(Phase.SERVICE_BINDING_WIREFORMAT, interceptor); - } - } - - if (wfResponseProvider != null) { - Interceptor interceptor = wfResponseProvider.createInterceptor(); - if (interceptor != null) { - bindingChain.addInterceptor(Phase.SERVICE_BINDING_WIREFORMAT, interceptor); - } - - } - - if (osProvider != null) { - Interceptor interceptor = osProvider.createInterceptor(); - if (interceptor != null) { - bindingChain.addInterceptor(Phase.SERVICE_BINDING_OPERATION_SELECTOR, interceptor); - } - } - - } - - public void start() { - InvocationChain bindingChain = endpoint.getBindingInvocationChain(); - - application = registerWithJAXRS(); - if (application != null) { - return; - } - - // Get the invokers for the supported operations - Servlet servlet = null; - Invoker bindingInvoker = bindingChain.getHeadInvoker(); - bindingListenerServlet = new RESTBindingListenerServlet(binding, bindingInvoker, messageFactory); - for (InvocationChain invocationChain : endpoint.getInvocationChains()) { - - Operation operation = invocationChain.getTargetOperation(); - Invoker serviceInvoker = invocationChain.getHeadInvoker(); - String operationName = operation.getName(); - - if (binding.getOperationSelector() != null || binding.getRequestWireFormat() != null) { - bindingListenerServlet.setInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("get")) { - bindingListenerServlet.setGetInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("conditionalGet")) { - bindingListenerServlet.setConditionalGetInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("delete")) { - bindingListenerServlet.setDeleteInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("conditionalDelete")) { - bindingListenerServlet.setConditionalDeleteInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("put")) { - bindingListenerServlet.setPutInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("conditionalPut")) { - bindingListenerServlet.setConditionalPutInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("post")) { - bindingListenerServlet.setPostInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("conditionalPost")) { - bindingListenerServlet.setConditionalPostInvoker(serviceInvoker); - servlet = bindingListenerServlet; - } else if (operationName.equals("service")) { - servlet = new RESTServiceListenerServlet(binding, serviceInvoker, messageFactory); - break; - } - } - if (servlet == null) { - throw new IllegalStateException("No get or service method found on the service"); - } - - servletMapping = registerServlet(servlet); - } - - public void stop() { - if (application != null) { - application.destroy(); - } - // Unregister the Servlet from the Servlet host - servletHost.removeServletMapping(servletMapping); - } - - - public boolean supportsOneWayInvocation() { - return false; - } - - - private String registerServlet(Servlet servlet) { - // Create our HTTP service listener Servlet and register it with the - // Servlet host - String servletMapping = binding.getURI(); - if (!servletMapping.endsWith("/")) { - servletMapping += "/"; - } - if (!servletMapping.endsWith("*")) { - servletMapping += "*"; - } - - String mappedURI = servletHost.addServletMapping(servletMapping, servlet); - String deployedURI = mappedURI; - if (deployedURI.endsWith("*")) { - deployedURI = deployedURI.substring(0, deployedURI.length() - 1); - } - binding.setURI(deployedURI); - endpoint.setDeployedURI(deployedURI); - return mappedURI; - } - - /** - * Register a Tuscany REST Servlet to handle JAX-RS Resources on a binding endpoint - * @return - */ - private SimpleApplication registerWithJAXRS() { - try { - SimpleApplication application = null; - - JavaInterface javaInterface = (JavaInterface)endpoint.getComponentServiceInterfaceContract().getInterface(); - Class<?> interfaze = javaInterface.getJavaClass(); - - // The @Path annotation can be from the binding uri - boolean isJAXRS = JAXRSHelper.isJAXRSResource(interfaze); - if (isJAXRS) { - application = new SimpleApplication(interfaze); - - TuscanyRESTServlet restServlet = new TuscanyRESTServlet(extensionPoints, binding, application.resourceClass); - - servletMapping = registerServlet(restServlet); - - RegistrationUtils.registerApplication(application, restServlet.getServletContext()); - return application; - } else { - return null; - } - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - private class SimpleApplication extends Application { - private Class<?> resourceClass; - - public SimpleApplication(Class<?> resourceClass) { - super(); - if (resourceClass.isInterface()) { - this.resourceClass = generateResourceClass(resourceClass); - } else { - this.resourceClass = resourceClass; - } - } - - @Override - public Set<Class<?>> getClasses() { - Set<Class<?>> classes = new HashSet<Class<?>>(); - classes.add(resourceClass); - return classes; - } - - private Class<?> generateResourceClass(Class<?> interfaze) { - try { - QName requestWireFormat = null; - if (binding.getRequestWireFormat() != null) { - requestWireFormat = binding.getRequestWireFormat().getSchemaName(); - } - QName responeWireFormat = null; - if (binding.getResponseWireFormat() != null) { - responeWireFormat = binding.getRequestWireFormat().getSchemaName(); - } - String requestMediaType = wireFormatToMediaTypeMapping.get(requestWireFormat); - String responseMediaType = wireFormatToMediaTypeMapping.get(responeWireFormat); - - String uri = endpoint.getBinding().getURI(); - String path = URI.create(uri).getPath(); - - // FIXME: [rfeng] We need to have a better way to deal with URI template for bindings - if (path.startsWith(servletHost.getContextPath())) { - path = path.substring(servletHost.getContextPath().length()); - } - Class<?> cls = - RootResourceClassGenerator.generateRootResourceClass(interfaze, - path, - requestMediaType, - responseMediaType); - ProxyFactory proxyFactory = ExtensibleProxyFactory.getInstance(extensionPoints); - Object proxy = proxyFactory.createProxy(interfaze, endpoint); - RootResourceClassGenerator.injectProxy(cls, proxy); - return cls; - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - public void destroy() { - resourceClass = null; - } - } - -} |