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Diffstat (limited to 'java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKInvocationHandler.java')
-rw-r--r--java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKInvocationHandler.java261
1 files changed, 0 insertions, 261 deletions
diff --git a/java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKInvocationHandler.java b/java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKInvocationHandler.java
deleted file mode 100644
index 77b72ed1d1..0000000000
--- a/java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKInvocationHandler.java
+++ /dev/null
@@ -1,261 +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.core.invocation.impl;
-
-import java.io.Serializable;
-import java.lang.reflect.InvocationHandler;
-import java.lang.reflect.Method;
-import java.lang.reflect.Proxy;
-import java.util.IdentityHashMap;
-import java.util.List;
-import java.util.Map;
-
-import org.apache.tuscany.sca.assembly.Endpoint;
-import org.apache.tuscany.sca.context.ThreadMessageContext;
-import org.apache.tuscany.sca.core.context.ServiceReferenceExt;
-import org.apache.tuscany.sca.interfacedef.DataType;
-import org.apache.tuscany.sca.interfacedef.Operation;
-import org.apache.tuscany.sca.interfacedef.java.JavaOperation;
-import org.apache.tuscany.sca.invocation.InvocationChain;
-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.Invocable;
-import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
-import org.oasisopen.sca.ServiceReference;
-import org.oasisopen.sca.ServiceRuntimeException;
-
-/**
- * @version $Rev$ $Date$
- */
-public class JDKInvocationHandler implements InvocationHandler, Serializable {
- private static final long serialVersionUID = -3366410500152201371L;
-
- protected boolean conversational;
- protected MessageFactory messageFactory;
- protected Endpoint target;
- protected RuntimeEndpointReference source;
- protected ServiceReferenceExt<?> callableReference;
- protected Class<?> businessInterface;
-
- protected boolean fixedWire = true;
-
- protected transient Map<Method, InvocationChain> chains = new IdentityHashMap<Method, InvocationChain>();
-
- public JDKInvocationHandler(MessageFactory messageFactory, Class<?> businessInterface, RuntimeEndpointReference source) {
- this.messageFactory = messageFactory;
- this.source = source;
- this.businessInterface = businessInterface;
- }
-
- public JDKInvocationHandler(MessageFactory messageFactory, ServiceReference<?> callableReference) {
- this.messageFactory = messageFactory;
- this.callableReference = (ServiceReferenceExt<?>)callableReference;
- if (callableReference != null) {
- this.businessInterface = callableReference.getBusinessInterface();
- this.source = (RuntimeEndpointReference) this.callableReference.getEndpointReference();
- }
- }
-
-
- public Class<?> getBusinessInterface() {
- return businessInterface;
- }
-
- protected Object getCallbackID() {
- return null;
- }
-
- public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
- if (Object.class == method.getDeclaringClass()) {
- return invokeObjectMethod(method, args);
- }
- if (source == null) {
- throw new ServiceRuntimeException("No runtime source is available");
- }
-
- if (source.isOutOfDate()) {
- source.rebuild();
- chains.clear();
- }
-
- InvocationChain chain = getInvocationChain(method, source);
-
- if (chain == null) {
- throw new IllegalArgumentException("No matching operation is found: " + method);
- }
-
- // send the invocation down the source
- Object result = invoke(chain, args, source);
-
- return result;
- }
-
- /**
- * Handle the methods on the Object.class
- * @param method
- * @param args
- */
- protected Object invokeObjectMethod(Method method, Object[] args) throws Throwable {
- String name = method.getName();
- if ("toString".equals(name)) {
- return "[Proxy - " + toString() + "]";
- } else if ("equals".equals(name)) {
- Object obj = args[0];
- if (obj == null) {
- return false;
- }
- if (!Proxy.isProxyClass(obj.getClass())) {
- return false;
- }
- return equals(Proxy.getInvocationHandler(obj));
- } else if ("hashCode".equals(name)) {
- return hashCode();
- } else {
- return method.invoke(this);
- }
- }
-
- /**
- * Determines if the given operation matches the given method
- *
- * @return true if the operation matches, false if does not
- */
- // FIXME: Should it be in the InterfaceContractMapper?
- @SuppressWarnings("unchecked")
- private static boolean match(Operation operation, Method method) {
- if (operation instanceof JavaOperation) {
- JavaOperation javaOp = (JavaOperation)operation;
- Method m = javaOp.getJavaMethod();
- if (!method.getName().equals(m.getName())) {
- return false;
- }
- if (method.equals(m)) {
- return true;
- }
- } else {
- if (!method.getName().equals(operation.getName())) {
- return false;
- }
- }
-
- // For remotable interface, operation is not overloaded.
- if (operation.getInterface().isRemotable()) {
- return true;
- }
-
- Class<?>[] params = method.getParameterTypes();
-
- DataType<List<DataType>> inputType = null;
- if (operation.isWrapperStyle()) {
- inputType = operation.getWrapper().getUnwrappedInputType();
- } else {
- inputType = operation.getInputType();
- }
- List<DataType> types = inputType.getLogical();
- boolean matched = true;
- if (types.size() == params.length && method.getName().equals(operation.getName())) {
- for (int i = 0; i < params.length; i++) {
- Class<?> clazz = params[i];
- Class<?> type = types.get(i).getPhysical();
- // Object.class.isAssignableFrom(int.class) returns false
- if (type != Object.class && (!type.isAssignableFrom(clazz))) {
- matched = false;
- }
- }
- } else {
- matched = false;
- }
- return matched;
-
- }
-
- protected synchronized InvocationChain getInvocationChain(Method method, Invocable source) {
- if (fixedWire && chains.containsKey(method)) {
- return chains.get(method);
- }
- InvocationChain found = null;
- for (InvocationChain chain : source.getInvocationChains()) {
- Operation operation = chain.getSourceOperation();
- if (operation.isDynamic()) {
- operation.setName(method.getName());
- found = chain;
- break;
- } else if (match(operation, method)) {
- found = chain;
- break;
- }
- }
- if (fixedWire) {
- chains.put(method, found);
- }
- return found;
- }
-
- protected void setEndpoint(Endpoint endpoint) {
- this.target = endpoint;
- }
-
- protected Object invoke(InvocationChain chain, Object[] args, RuntimeEndpointReference source)
- throws Throwable {
- Message msg = messageFactory.createMessage();
- msg.setFrom(source);
- if (target != null) {
- msg.setTo(target);
- } else {
- msg.setTo(source.getTargetEndpoint());
- }
- Invoker headInvoker = chain.getHeadInvoker();
- Operation operation = chain.getTargetOperation();
- msg.setOperation(operation);
- msg.setBody(args);
-
- Message msgContext = ThreadMessageContext.getMessageContext();
-
- ThreadMessageContext.setMessageContext(msg);
-
- try {
- // dispatch the source down the chain and get the response
- Message resp = headInvoker.invoke(msg);
- Object body = resp.getBody();
- if (resp.isFault()) {
- throw (Throwable)body;
- }
- return body;
- } finally {
- ThreadMessageContext.setMessageContext(msgContext);
- }
- }
-
- /**
- * @return the callableReference
- */
- public ServiceReference<?> getCallableReference() {
- return callableReference;
- }
-
- /**
- * @param callableReference the callableReference to set
- */
- public void setCallableReference(ServiceReference<?> callableReference) {
- this.callableReference = (ServiceReferenceExt<?>)callableReference;
- }
-
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 09:51:21 +0000