diff options
Diffstat (limited to 'sca-java-1.x/tags/1.5.1-RC2/modules/binding-http-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/http/wireformat/jsonrpc/provider/JSONRPCWireFormatInterceptor.java')
-rw-r--r-- | sca-java-1.x/tags/1.5.1-RC2/modules/binding-http-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/http/wireformat/jsonrpc/provider/JSONRPCWireFormatInterceptor.java | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/sca-java-1.x/tags/1.5.1-RC2/modules/binding-http-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/http/wireformat/jsonrpc/provider/JSONRPCWireFormatInterceptor.java b/sca-java-1.x/tags/1.5.1-RC2/modules/binding-http-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/http/wireformat/jsonrpc/provider/JSONRPCWireFormatInterceptor.java deleted file mode 100644 index b314f69fcb..0000000000 --- a/sca-java-1.x/tags/1.5.1-RC2/modules/binding-http-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/http/wireformat/jsonrpc/provider/JSONRPCWireFormatInterceptor.java +++ /dev/null @@ -1,172 +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.http.wireformat.jsonrpc.provider; - -import org.apache.tuscany.sca.binding.http.HTTPBinding; -import org.apache.tuscany.sca.binding.http.HTTPBindingContext; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.invocation.Interceptor; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.runtime.RuntimeWire; -import org.json.JSONArray; -import org.json.JSONObject; -import org.osoa.sca.ServiceRuntimeException; - -import com.metaparadigm.jsonrpc.JSONRPCResult; - -/** - * JSON-RPC Wire Format Interceptor - * - * @version $Rev$ $Date$ - */ -public class JSONRPCWireFormatInterceptor implements Interceptor { - private Invoker next; - - private RuntimeWire runtimeWire; - private HTTPBinding binding; - - private InterfaceContract serviceContract; - - private MessageFactory messageFactory; - - public JSONRPCWireFormatInterceptor(HTTPBinding binding, RuntimeWire runtimeWire, InterfaceContract serviceContract, MessageFactory messageFactory) { - this.binding = binding; - this.runtimeWire = runtimeWire; - - this.serviceContract = serviceContract; - - this.messageFactory = messageFactory; - } - - public Invoker getNext() { - return next; - } - - public void setNext(Invoker next) { - this.next = next; - - } - - public Message invoke(Message msg) { - HTTPBindingContext bindingContext = msg.getBindingContext(); - Message returnMessage = null; - - if ("smd".equals(bindingContext.getHttpRequest().getQueryString())) { - returnMessage = handleSMDInvocation(msg); - } else { - returnMessage = handleJSONRPCInvocation(msg); - } - - return returnMessage; - - } - - /** - * Handle regular JSON-RPC Invocation - * @param msg - * @return - */ - private Message handleJSONRPCInvocation (Message msg) { - JSONObject jsonReq = (JSONObject) msg.getBody(); - String method = null; - Object[] args = null; - Object id = null; - try { - // Extract the method - method = jsonReq.getString("method"); - if ((method != null) && (method.indexOf('.') < 0)) { - jsonReq.putOpt("method", "Service" + "." + method); - } - - // Extract the arguments - JSONArray array = jsonReq.getJSONArray("params"); - args = new Object[array.length()]; - for (int i = 0; i < args.length; i++) { - args[i] = array.get(i); - } - id = jsonReq.get("id"); - - } catch (Exception e) { - throw new RuntimeException("Unable to find json method name", e); - } - - Message responseMessage = null; - try { - msg.setBody(args); - responseMessage = runtimeWire.getInvocationChain(msg.getOperation()).getHeadInvoker().invoke(msg); - } catch (RuntimeException re) { - Throwable exception = new RuntimeException("Error invoking service :" + re.getMessage(), re); - return createJSONFaultMessage(re); - } - - Object result = null; - if (!responseMessage.isFault()) { - //successful execution of the invocation - try { - result = responseMessage.getBody(); - JSONObject jsonResponse = new JSONObject(); - jsonResponse.put("result", result); - jsonResponse.putOpt("id", id); - //get response to send to client - responseMessage.setBody(jsonResponse); - return responseMessage; - } catch (Exception e) { - throw new ServiceRuntimeException("Unable to create JSON response", e); - } - } else { - //exception thrown while executing the invocation - Throwable exception = (Throwable)responseMessage.getBody(); - return createJSONFaultMessage(exception); - } - } - - /** - * handles requests for the SMD descriptor for a service - */ - private Message handleSMDInvocation(Message msg) { - HTTPBindingContext bindingContext = msg.getBindingContext(); - - String serviceUrl = bindingContext.getHttpRequest().getRequestURL().toString(); - JavaInterface interfaze = (JavaInterface) serviceContract.getInterface(); - String smd = JavaToSmd.interfaceToSmd(interfaze.getJavaClass(), serviceUrl); - - Message smdResponseMessage = messageFactory.createMessage(); - smdResponseMessage.setBody(smd); - - return smdResponseMessage; - } - - /** - * Create a Fault Message with a JSON representation of the current exception - * @param throwable - * @return - */ - private Message createJSONFaultMessage(Throwable throwable) { - Message jsonFaultMessage = messageFactory.createMessage(); - - JSONRPCResult jsonFault = new JSONRPCResult(JSONRPCResult.CODE_REMOTE_EXCEPTION, null, throwable); - jsonFaultMessage.setBody(jsonFault); - - return jsonFaultMessage; - } -} |