diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-M5.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java')
-rw-r--r-- | sca-java-2.x/tags/2.0-M5.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/sca-java-2.x/tags/2.0-M5.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java b/sca-java-2.x/tags/2.0-M5.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java deleted file mode 100644 index c8089904ae..0000000000 --- a/sca-java-2.x/tags/2.0-M5.1-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java +++ /dev/null @@ -1,285 +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.lang.annotation.Annotation; -import java.lang.reflect.Method; -import java.net.URI; -import java.util.Calendar; -import java.util.Collections; -import java.util.Date; -import java.util.GregorianCalendar; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Map; -import java.util.Set; - -import javax.ws.rs.Consumes; -import javax.ws.rs.CookieParam; -import javax.ws.rs.DELETE; -import javax.ws.rs.FormParam; -import javax.ws.rs.GET; -import javax.ws.rs.HEAD; -import javax.ws.rs.HeaderParam; -import javax.ws.rs.HttpMethod; -import javax.ws.rs.MatrixParam; -import javax.ws.rs.OPTIONS; -import javax.ws.rs.POST; -import javax.ws.rs.PUT; -import javax.ws.rs.PathParam; -import javax.ws.rs.Produces; -import javax.ws.rs.QueryParam; -import javax.ws.rs.core.Application; -import javax.ws.rs.core.Cookie; -import javax.ws.rs.core.MediaType; -import javax.ws.rs.core.UriBuilder; - -import org.apache.tuscany.sca.assembly.WireFormat; -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.common.http.HTTPCacheContext; -import org.apache.tuscany.sca.common.http.HTTPHeader; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaOperation; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.wink.client.ClientConfig; -import org.apache.wink.client.Resource; -import org.apache.wink.client.RestClient; -import org.apache.wink.client.handlers.BasicAuthSecurityHandler; - -/** - * - */ -public class RESTBindingInvoker implements Invoker { - private ExtensionPointRegistry registry; - private RESTBinding binding; - private Operation operation; - private RestClient restClient; - private String httpMethod; - private Class<?> responseType; - - public RESTBindingInvoker(ExtensionPointRegistry registry, RESTBinding binding, Operation operation) { - super(); - this.registry = registry; - this.binding = binding; - this.operation = operation; - this.restClient = createRestClient(); - } - - private static Map<Class<?>, String> mapping = new HashMap<Class<?>, String>(); - static { - mapping.put(GET.class, HttpMethod.GET); - mapping.put(POST.class, HttpMethod.POST); - mapping.put(PUT.class, HttpMethod.PUT); - mapping.put(DELETE.class, HttpMethod.DELETE); - mapping.put(HEAD.class, HttpMethod.HEAD); - mapping.put(OPTIONS.class, HttpMethod.OPTIONS); - } - - private static <T extends Annotation> T getAnnotation(Annotation[] annotations, Class<T> type) { - for (Annotation a : annotations) { - if (a.annotationType() == type) { - return type.cast(a); - } - } - return null; - } - - private RestClient createRestClient() { - ClientConfig config = new ClientConfig(); - - // configureBasicAuth(config, userName, password); - - config.applications(new Application() { - - @Override - public Set<Class<?>> getClasses() { - return Collections.emptySet(); - } - - @Override - public Set<Object> getSingletons() { - Set<Object> providers = new HashSet<Object>(); - providers.add(new DataBindingJAXRSReader(registry)); - providers.add(new DataBindingJAXRSWriter(registry)); - return providers; - } - - }); - RestClient client = new RestClient(config); - - for (Map.Entry<Class<?>, String> e : mapping.entrySet()) { - if (operation.getAttributes().get(e.getKey()) != null) { - httpMethod = e.getValue(); - break; - } - } - - if (operation.getOutputType() != null) { - responseType = operation.getOutputType().getPhysical(); - } else { - responseType = null; - } - return client; - } - - private void configureBasicAuth(ClientConfig config, String userName, String password) { - BasicAuthSecurityHandler basicAuthSecurityHandler = new BasicAuthSecurityHandler(); - basicAuthSecurityHandler.setUserName(userName); - basicAuthSecurityHandler.setPassword(password); - config.handlers(basicAuthSecurityHandler); - } - - public Message invoke(Message msg) { - - Object entity = null; - Object[] args = msg.getBody(); - - URI uri = URI.create(binding.getURI()); - UriBuilder uriBuilder = UriBuilder.fromUri(uri); - - Method method = ((JavaOperation)operation).getJavaMethod(); - uriBuilder.path(method); - - Map<String, Object> pathParams = new HashMap<String, Object>(); - Map<String, Object> matrixParams = new HashMap<String, Object>(); - Map<String, Object> queryParams = new HashMap<String, Object>(); - Map<String, Object> headerParams = new HashMap<String, Object>(); - Map<String, Object> formParams = new HashMap<String, Object>(); - Map<String, Object> cookieParams = new HashMap<String, Object>(); - - boolean isEntity = true; - for (int i = 0; i < method.getParameterTypes().length; i++) { - Annotation[] annotations = method.getParameterAnnotations()[i]; - PathParam pathParam = getAnnotation(annotations, PathParam.class); - if (pathParam != null) { - isEntity = false; - pathParams.put(pathParam.value(), args[i]); - } - MatrixParam matrixParam = getAnnotation(annotations, MatrixParam.class); - if (matrixParam != null) { - isEntity = false; - matrixParams.put(matrixParam.value(), args[i]); - } - QueryParam queryParam = getAnnotation(annotations, QueryParam.class); - if (queryParam != null) { - isEntity = false; - queryParams.put(queryParam.value(), args[i]); - } - HeaderParam headerParam = getAnnotation(annotations, HeaderParam.class); - if (headerParam != null) { - isEntity = false; - headerParams.put(headerParam.value(), args[i]); - } - FormParam formParam = getAnnotation(annotations, FormParam.class); - if (formParam != null) { - isEntity = false; - formParams.put(formParam.value(), args[i]); - } - CookieParam cookieParam = getAnnotation(annotations, CookieParam.class); - if (cookieParam != null) { - isEntity = false; - cookieParams.put(cookieParam.value(), args[i]); - } - if(isEntity) { - entity = args[i]; - } - } - - for (Map.Entry<String, Object> p : queryParams.entrySet()) { - uriBuilder.replaceQueryParam(p.getKey(), p.getValue()); - } - for (Map.Entry<String, Object> p : matrixParams.entrySet()) { - uriBuilder.replaceMatrixParam(p.getKey(), p.getValue()); - } - - uri = uriBuilder.buildFromMap(pathParams); - Resource resource = restClient.resource(uri); - - for (Map.Entry<String, Object> p : headerParams.entrySet()) { - resource.header(p.getKey(), String.valueOf(p.getValue())); - } - - for (Map.Entry<String, Object> p : cookieParams.entrySet()) { - Cookie cookie = new Cookie(p.getKey(), String.valueOf(p.getValue())); - resource.cookie(cookie); - } - - resource.contentType(getContentType()); - resource.accept(getAccepts()); - - //handles declarative headers configured on the composite - for(HTTPHeader header : binding.getHttpHeaders()) { - //treat special headers that need to be calculated - if(header.getName().equalsIgnoreCase("Expires")) { - GregorianCalendar calendar = new GregorianCalendar(); - calendar.setTime(new Date()); - - calendar.add(Calendar.HOUR, Integer.parseInt(header.getValue())); - - resource.header("Expires", HTTPCacheContext.RFC822DateFormat.format( calendar.getTime() )); - } else { - //default behaviour to pass the header value to HTTP response - resource.header(header.getName(), header.getValue()); - } - } - - Object result = resource.invoke(httpMethod, responseType, entity); - msg.setBody(result); - return msg; - } - - private String getContentType() { - String contentType = MediaType.APPLICATION_OCTET_STREAM; - Consumes consumes = ((JavaOperation)operation).getJavaMethod().getAnnotation(Consumes.class); - if (consumes != null && consumes.value().length > 0) { - contentType = consumes.value()[0]; - } - WireFormat wf = binding.getRequestWireFormat(); - if (wf != null) { - if (XMLWireFormat.REST_WIREFORMAT_XML_QNAME.equals(wf.getSchemaName())) { - contentType = MediaType.APPLICATION_XML; - } else if (JSONWireFormat.REST_WIREFORMAT_JSON_QNAME.equals(wf.getSchemaName())) { - contentType = MediaType.APPLICATION_JSON; - } - } - return contentType; - } - - private String[] getAccepts() { - String accepts[] = {MediaType.APPLICATION_OCTET_STREAM}; - Produces produces = ((JavaOperation)operation).getJavaMethod().getAnnotation(Produces.class); - if (produces != null) { - accepts = produces.value(); - } - WireFormat wf = binding.getResponseWireFormat(); - if (wf != null) { - if (XMLWireFormat.REST_WIREFORMAT_XML_QNAME.equals(wf.getSchemaName())) { - accepts = new String[] {MediaType.APPLICATION_XML}; - } else if (JSONWireFormat.REST_WIREFORMAT_JSON_QNAME.equals(wf.getSchemaName())) { - accepts = new String[] {MediaType.APPLICATION_JSON}; - } - } - return accepts; - } -} |