diff options
Diffstat (limited to 'branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor')
2 files changed, 236 insertions, 0 deletions
diff --git a/branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor/MessageInterceptor.java b/branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor/MessageInterceptor.java new file mode 100644 index 0000000000..8d2447a66b --- /dev/null +++ b/branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor/MessageInterceptor.java @@ -0,0 +1,114 @@ +/* + * 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.test.opoverload.interceptor; + +import java.io.FileWriter; +import java.io.IOException; + +import org.apache.tuscany.spi.component.CompositeComponent; +import org.apache.tuscany.spi.model.Operation; +import org.apache.tuscany.spi.wire.Interceptor; +import org.apache.tuscany.spi.wire.Message; +import org.apache.tuscany.spi.wire.Wire; + +/** + * An interceptor to transform data accross databindings on the wire + * + * @version $Rev$ $Date$ + */ +public class MessageInterceptor implements Interceptor { + private Interceptor next; + + private CompositeComponent compositeComponent; + + private Operation<?> sourceOperation; + + private Operation<?> targetOperation; + + protected FileWriter fw= null; + + + public MessageInterceptor(Wire sourceWire, Operation<?> sourceOperation, Operation<?> targetOperation) { + super(); + // this.sourceWire = sourceWire; + this.sourceOperation = sourceOperation; + // this.targetWire = targetWire; + this.targetOperation = targetOperation; + this.compositeComponent = sourceWire.getContainer().getParent(); + + + try { + fw = new FileWriter("MessageInterceptor.log", true); + } catch (IOException e) { + fw= null; + e.printStackTrace(); + } + } + + /** + * @see org.apache.tuscany.spi.wire.Interceptor#getNext() + */ + public Interceptor getNext() { + return next; + } + + /** + * @see org.apache.tuscany.spi.wire.Interceptor#invoke(org.apache.tuscany.spi.wire.Message) + */ + /* + * (non-Javadoc) + * + * @see org.apache.tuscany.spi.wire.Interceptor#invoke(org.apache.tuscany.spi.wire.Message) + */ + public Message invoke(Message msg) { + out(msg.toString()); + return msg; + } + + + + private void out(String string) { + if( null != fw){ + try { + fw.write(string); + fw.flush(); + } catch (IOException e) { + + } + } + + } + + /** + * @see org.apache.tuscany.spi.wire.Interceptor#isOptimizable() + */ + public boolean isOptimizable() { + return false; + } + + /** + * @see org.apache.tuscany.spi.wire.Interceptor#setNext(org.apache.tuscany.spi.wire.Interceptor) + */ + public void setNext(Interceptor next) { + this.next = next; + } + + +} diff --git a/branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor/MessageInterceptorWirePostProcessor.java b/branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor/MessageInterceptorWirePostProcessor.java new file mode 100644 index 0000000000..5c258e2307 --- /dev/null +++ b/branches/sca-java-integration/testing/sca/itest/operation-overloading/src/main/java/org/apache/tuscany/sca/test/opoverload/interceptor/MessageInterceptorWirePostProcessor.java @@ -0,0 +1,122 @@ +/* + * 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.test.opoverload.interceptor; + +import java.util.Map; +import java.util.Set; + +import org.apache.tuscany.spi.component.ReferenceBinding; +import org.apache.tuscany.spi.component.SCAObject; +import org.apache.tuscany.spi.model.Operation; +import org.apache.tuscany.spi.wire.InboundInvocationChain; +import org.apache.tuscany.spi.wire.InboundWire; +import org.apache.tuscany.spi.wire.Interceptor; +import org.apache.tuscany.spi.wire.OutboundInvocationChain; +import org.apache.tuscany.spi.wire.OutboundWire; +import org.apache.tuscany.spi.wire.WirePostProcessorExtension; + +/** + * This processor is responsible to add an interceptor to invocation chain if + * the source and target operations have different databinding requirements + * + * @version $Rev$ $Date$ + */ +public class MessageInterceptorWirePostProcessor extends WirePostProcessorExtension { + + + public MessageInterceptorWirePostProcessor() { + super(); + + } + + public void process(OutboundWire source, InboundWire target) { + Map<Operation<?>, OutboundInvocationChain> chains = source.getInvocationChains(); + for (Map.Entry<Operation<?>, OutboundInvocationChain> entry : chains.entrySet()) { + Operation<?> sourceOperation = entry.getKey(); + Operation<?> targetOperation = + getTargetOperation(target.getInvocationChains().keySet(), sourceOperation.getName()); + + MessageInterceptor interceptor = new MessageInterceptor(source, sourceOperation, targetOperation); + + entry.getValue().addInterceptor(0, interceptor); + + } + + // Check if there's a callback + Map callbackOperations = source.getServiceContract().getCallbackOperations(); + if (callbackOperations == null || callbackOperations.isEmpty()) { + return; + } + Object targetAddress = source.getContainer().getName(); + Map<Operation<?>, OutboundInvocationChain> callbackChains = + target.getSourceCallbackInvocationChains(targetAddress); + if (callbackChains == null) { + // callback chains could be null + return; + } + for (Map.Entry<Operation<?>, OutboundInvocationChain> entry : callbackChains.entrySet()) { + Operation<?> sourceOperation = entry.getKey(); + Operation<?> targetOperation = + getTargetOperation(source.getTargetCallbackInvocationChains().keySet(), sourceOperation.getName()); + MessageInterceptor interceptor = new MessageInterceptor(source, sourceOperation, targetOperation); + entry.getValue().addInterceptor(0, interceptor); + + } + } + + public void process(InboundWire source, OutboundWire target) { + SCAObject container = source.getContainer(); + // Either Service or Reference + boolean isReference = container instanceof ReferenceBinding; + + Map<Operation<?>, InboundInvocationChain> chains = source.getInvocationChains(); + for (Map.Entry<Operation<?>, InboundInvocationChain> entry : chains.entrySet()) { + Operation<?> sourceOperation = entry.getKey(); + Operation<?> targetOperation = + getTargetOperation(target.getInvocationChains().keySet(), sourceOperation.getName()); + + // Add the interceptor to the source side + MessageInterceptor interceptor = new MessageInterceptor(source, sourceOperation, targetOperation); + + if (isReference) { + + target.getInvocationChains().get(targetOperation).addInterceptor(0, interceptor); + Interceptor tail = entry.getValue().getTailInterceptor(); + if (tail != null) { + // HACK to relink the bridging interceptor + tail.setNext(interceptor); + } + } else { + entry.getValue().addInterceptor(0, interceptor); + } + + } + } + + private Operation getTargetOperation(Set<Operation<?>> operations, String operationName) { + for (Operation<?> op : operations) { + if (op.getName().equals(operationName)) { + return op; + } + } + return null; + } + +} |