diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta2-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/operationselector/rpc/provider/RPCOperationSelectorInterceptor.java')
| -rw-r--r-- | sca-java-2.x/tags/2.0-Beta2-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/operationselector/rpc/provider/RPCOperationSelectorInterceptor.java | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta2-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/operationselector/rpc/provider/RPCOperationSelectorInterceptor.java b/sca-java-2.x/tags/2.0-Beta2-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/operationselector/rpc/provider/RPCOperationSelectorInterceptor.java deleted file mode 100644 index 53be473416..0000000000 --- a/sca-java-2.x/tags/2.0-Beta2-RC1/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/operationselector/rpc/provider/RPCOperationSelectorInterceptor.java +++ /dev/null @@ -1,203 +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.operationselector.rpc.provider; - -import java.lang.annotation.Annotation; -import java.lang.reflect.Array; -import java.lang.reflect.Method; -import java.net.URLDecoder; -import java.util.ArrayList; -import java.util.Date; -import java.util.List; - -import javax.servlet.http.HttpServletResponse; -import javax.ws.rs.QueryParam; - -import org.apache.tuscany.sca.common.http.HTTPContext; -import org.apache.tuscany.sca.common.http.HTTPUtils; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.UtilityExtensionPoint; -import org.apache.tuscany.sca.databinding.SimpleTypeMapper; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaOperation; -import org.apache.tuscany.sca.interfacedef.util.TypeInfo; -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.runtime.RuntimeComponentService; -import org.apache.tuscany.sca.runtime.RuntimeEndpoint; - -/** - * RPC operation selector Interceptor. - * - * @version $Rev$ $Date$ -*/ -public class RPCOperationSelectorInterceptor implements Interceptor { - private ExtensionPointRegistry extensionPoints; - private SimpleTypeMapper simpleTypeMapper; - - private RuntimeEndpoint endpoint; - - private RuntimeComponentService service; - private InterfaceContract interfaceContract; - private List<Operation> serviceOperations; - - private Invoker next; - - public RPCOperationSelectorInterceptor(ExtensionPointRegistry extensionPoints, RuntimeEndpoint endpoint) { - this.extensionPoints = extensionPoints; - - UtilityExtensionPoint utilityExtensionPoint = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class); - this.simpleTypeMapper = utilityExtensionPoint.getUtility(SimpleTypeMapper.class); - - this.endpoint = endpoint; - - this.service = (RuntimeComponentService)endpoint.getService(); - this.interfaceContract = service.getInterfaceContract(); - this.serviceOperations = service.getInterfaceContract().getInterface().getOperations(); - } - - public Invoker getNext() { - return next; - } - - public void setNext(Invoker next) { - this.next = next; - } - - public Message invoke(Message msg) { - try { - HTTPContext bindingContext = (HTTPContext)msg.getBindingContext(); - - if(! "get".equalsIgnoreCase(bindingContext.getHttpRequest().getMethod())) { - throw new RuntimeException("RPC Invocation only allowed over HTTP GET operations"); - } - - String path = URLDecoder.decode(HTTPUtils.getRequestPath(bindingContext.getHttpRequest()), "UTF-8"); - - if (path.startsWith("/")) { - path = path.substring(1); - } - - - String operationName = bindingContext.getHttpRequest().getParameter("method"); - Operation operation = findOperation( operationName ); - - if (operation == null) { - throw new RuntimeException("Invalid Operation '" + operationName + "'" ); - } - - final JavaOperation javaOperation = (JavaOperation)operation; - final Method method = javaOperation.getJavaMethod(); - - List<Object> messageParameters = new ArrayList<Object>(); - for(int i=0; i<method.getParameterTypes().length; i++) { - for(Annotation annotation : method.getParameterAnnotations()[i]) { - if (annotation instanceof QueryParam) { - QueryParam queryParam = (QueryParam) annotation; - String name = queryParam.value(); - String[] values = bindingContext.getHttpRequest().getParameterValues(name); - - if(values.length == 1) { - //process value, making necessary map from string to expected value - Class<?> clazz = method.getParameterTypes()[i]; - TypeInfo typeInfo = simpleTypeMapper.getXMLType(clazz); - Object v = simpleTypeMapper.toJavaObject(typeInfo.getQName(), values[0], null); - messageParameters.add(v); - } else { - //process value, making necessary map from string to expected value - Class<?> clazz = (method.getParameterTypes()[i]).getComponentType(); - TypeInfo typeInfo = simpleTypeMapper.getXMLType(clazz); - - - Object objectArray = Array.newInstance(clazz, values.length); - for (int count = 0; count < values.length; ++count) { - Object v = simpleTypeMapper.toJavaObject(typeInfo.getQName(), values[count], null); - Array.set(objectArray, count, v); - } - - messageParameters.add(objectArray); - } - } - } - } - - Object[] body = new Object[messageParameters.size()]; - messageParameters.toArray(body); - - msg.setBody(body); - msg.setOperation(operation); - - Message responseMessage = getNext().invoke(msg); - - //set Cache-Control to no-cache to avoid intermediary - //proxy/reverse-proxy caches and always hit the server - //that would identify if the value was current or not - bindingContext.getHttpResponse().setHeader("Cache-Control", "no-cache"); - bindingContext.getHttpResponse().setHeader("Expires", new Date(0).toGMTString()); - - - String eTag = HTTPUtils.calculateHashETag(responseMessage.getBody().toString().getBytes("UTF-8")); - - // Test request for predicates. - String predicate = bindingContext.getHttpRequest().getHeader( "If-Match" ); - if (( predicate != null ) && ( !predicate.equals(eTag) )) { - // No match, should short circuit - bindingContext.getHttpResponse().sendError(HttpServletResponse.SC_PRECONDITION_FAILED); - } - predicate = bindingContext.getHttpRequest().getHeader( "If-None-Match" ); - if (( predicate != null ) && ( predicate.equals(eTag) )) { - // Match, should short circuit - bindingContext.getHttpResponse().sendError(HttpServletResponse.SC_NOT_MODIFIED); - } - - bindingContext.getHttpResponse().addHeader("ETag", eTag); - - return responseMessage; - } catch (Exception e) { - throw new RuntimeException(e); - } - } - - /** - * Find the operation from the component service contract - * @param componentService - * @param method - * @return - */ - private Operation findOperation(String method) { - if (method.contains(".")) { - method = method.substring(method.lastIndexOf(".") + 1); - } - - List<Operation> operations = endpoint.getComponentServiceInterfaceContract().getInterface().getOperations(); - - Operation result = null; - for (Operation o : operations) { - if (o.getName().equalsIgnoreCase(method)) { - result = o; - break; - } - } - - return result; - } -} |