diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire')
3 files changed, 0 insertions, 442 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/DataBindingRuntimeWireProcessor.java b/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/DataBindingRuntimeWireProcessor.java deleted file mode 100644 index bdb4d6fa08..0000000000 --- a/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/DataBindingRuntimeWireProcessor.java +++ /dev/null @@ -1,189 +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.databinding.wire; - -import java.util.List; - -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.UtilityExtensionPoint; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Interceptor; -import org.apache.tuscany.sca.invocation.InvocationChain; -import org.apache.tuscany.sca.invocation.Phase; -import org.apache.tuscany.sca.runtime.RuntimeEndpoint; -import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; -import org.apache.tuscany.sca.runtime.RuntimeWireProcessor; - -/** - * 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 DataBindingRuntimeWireProcessor implements RuntimeWireProcessor { - private Mediator mediator; - - public DataBindingRuntimeWireProcessor(ExtensionPointRegistry registry) { - super(); - this.mediator = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(Mediator.class); - } - - public boolean isTransformationRequired(DataType source, DataType target) { - if (source == null || target == null) { // void return type - return false; - } - if (source == target) { - return false; - } - - // Output type can be null - if (source == null && target == null) { - return false; - } else if (source == null || target == null) { - return true; - } - String sourceDataBinding = source.getDataBinding(); - String targetDataBinding = target.getDataBinding(); - if (sourceDataBinding == targetDataBinding) { - return false; - } - if (sourceDataBinding == null || targetDataBinding == null) { - // TODO: If any of the databinding is null, then no transformation - return false; - } - return !sourceDataBinding.equals(targetDataBinding); - } - - public boolean isTransformationRequired(Operation source, Operation target) { - if (source == target) { - return false; - } - - if (source.isWrapperStyle() != target.isWrapperStyle()) { - return true; - } - - // Check output type - List<DataType> sourceOutputType = source.getOutputType().getLogical(); - List<DataType> targetOutputType = target.getOutputType().getLogical(); - - int outputSize = sourceOutputType.size(); - if ( outputSize != targetOutputType.size() ) { - return true; - } - - for (int i = 0; i < outputSize; i++) { - if (isTransformationRequired(sourceOutputType.get(i), targetOutputType.get(i))) { - return true; - } - } - - List<DataType> sourceInputType = source.getInputType().getLogical(); - List<DataType> targetInputType = target.getInputType().getLogical(); - - int size = sourceInputType.size(); - if (size != targetInputType.size()) { - // TUSCANY-1682: The wrapper style may have different arguments - return true; - } - for (int i = 0; i < size; i++) { - if (isTransformationRequired(sourceInputType.get(i), targetInputType.get(i))) { - return true; - } - } - - return false; - } - - private boolean isTransformationRequired(InterfaceContract sourceContract, - Operation sourceOperation, - InterfaceContract targetContract, - Operation targetOperation) { - if (targetContract == null) { - targetContract = sourceContract; - } - if (sourceContract == targetContract) { - return false; - } - return isTransformationRequired(sourceOperation, targetOperation); - } - - public void process(RuntimeEndpoint endpoint) { - InterfaceContract sourceContract = endpoint.getBindingInterfaceContract(); - InterfaceContract targetContract = endpoint.getComponentTypeServiceInterfaceContract(); - if (targetContract == null) { - targetContract = sourceContract; - } - - if (!sourceContract.getInterface().isRemotable()) { - return; - } - List<InvocationChain> chains = endpoint.getInvocationChains(); - for (InvocationChain chain : chains) { - Operation sourceOperation = chain.getSourceOperation(); - Operation targetOperation = chain.getTargetOperation(); - - Interceptor interceptor = null; - if (isTransformationRequired(sourceContract, sourceOperation, targetContract, targetOperation)) { - // Add the interceptor to the source side because multiple - // references can be wired to the same service - interceptor = new DataTransformationInterceptor(endpoint, sourceOperation, targetOperation, mediator); - } - if (interceptor != null) { - String phase = Phase.SERVICE_INTERFACE; - chain.addInterceptor(phase, interceptor); - } - } - - } - - public void process(RuntimeEndpointReference endpointReference) { - InterfaceContract sourceContract = endpointReference.getComponentTypeReferenceInterfaceContract(); - InterfaceContract targetContract = endpointReference.getBindingInterfaceContract(); - if (targetContract == null) { - targetContract = sourceContract; - } - - if (sourceContract == null || !sourceContract.getInterface().isRemotable()) { - return; - } - List<InvocationChain> chains = endpointReference.getInvocationChains(); - for (InvocationChain chain : chains) { - Operation sourceOperation = chain.getSourceOperation(); - Operation targetOperation = chain.getTargetOperation(); - - Interceptor interceptor = null; - if (isTransformationRequired(sourceContract, sourceOperation, targetContract, targetOperation)) { - // Add the interceptor to the source side because multiple - // references can be wired to the same service - interceptor = new DataTransformationInterceptor(endpointReference, sourceOperation, targetOperation, mediator); - } - if (interceptor != null) { - String phase = Phase.REFERENCE_INTERFACE; - chain.addInterceptor(phase, interceptor); - } - } - - } - -} diff --git a/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/DataTransformationInterceptor.java b/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/DataTransformationInterceptor.java deleted file mode 100644 index 8b15d616ac..0000000000 --- a/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/DataTransformationInterceptor.java +++ /dev/null @@ -1,173 +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.databinding.wire; - -import java.lang.reflect.Method; -import java.lang.reflect.Type; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - -import org.apache.tuscany.sca.core.invocation.InterceptorAsyncImpl; -import org.apache.tuscany.sca.databinding.Mediator; -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.Message; -import org.apache.tuscany.sca.runtime.Invocable; - -/** - * An interceptor to transform data across databindings on the wire - * - * @version $Rev$ $Date$ - */ -public class DataTransformationInterceptor extends InterceptorAsyncImpl { - - private Operation sourceOperation; - - private Operation targetOperation; - private Invocable invocable; - private Mediator mediator; - - public DataTransformationInterceptor(Invocable invocable, - Operation sourceOperation, - Operation targetOperation, - Mediator mediator) { - super(); - this.sourceOperation = sourceOperation; - this.targetOperation = targetOperation; - if ( sourceOperation instanceof JavaOperation ) { - JavaOperation javaOp = (JavaOperation) sourceOperation; - Method sourceMethod = javaOp.getJavaMethod(); - } - - this.mediator = mediator; - this.invocable = invocable; - } - - public Message processRequest(Message msg) { - Map<String, Object> metadata = new HashMap<String, Object>(); - metadata.put(Invocable.class.getName(), invocable); - Object input = mediator.mediateInput(msg.getBody(), sourceOperation, targetOperation, metadata); - msg.setBody(input); - return msg; - } - - public Message processResponse(Message msg) { - Message resultMsg = msg; - Map<String, Object> metadata = new HashMap<String, Object>(); - metadata.put(Invocable.class.getName(), invocable); - - if (sourceOperation.isNonBlocking()) { - // Not to reset the message body - return resultMsg; - } - - Object result = resultMsg.getBody(); - - if (resultMsg.isFault()) { - Object transformedFault = null; - if ((result instanceof Exception) && !(result instanceof RuntimeException)) { - transformedFault = mediator.mediateFault(result, sourceOperation, targetOperation, metadata); - if (transformedFault != result) { - resultMsg.setFaultBody(transformedFault); - } - } - // - // Leave it to another layer to actually throw the Exception which constitutes - // the message body. We don't throw it here. - // - } else { - assert !(result instanceof Throwable) : "Expected messages that are not throwable " + result; - Object newResult = mediator.mediateOutput(result, sourceOperation, targetOperation, metadata); - resultMsg.setBody(newResult); - } - - return resultMsg; - } - -/* - public Message invoke(Message msg) { - Map<String, Object> metadata = new HashMap<String, Object>(); - metadata.put(Invocable.class.getName(), invocable); - Object input = mediator.mediateInput(msg.getBody(), sourceOperation, targetOperation, metadata); - msg.setBody(input); - Message resultMsg = next.invoke(msg); - - if (sourceOperation.isNonBlocking()) { - // Not to reset the message body - return resultMsg; - } - - Object result = resultMsg.getBody(); - - if (resultMsg.isFault()) { - Object transformedFault = null; - if ((result instanceof Exception) && !(result instanceof RuntimeException)) { - transformedFault = mediator.mediateFault(result, sourceOperation, targetOperation, metadata); - if (transformedFault != result) { - resultMsg.setFaultBody(transformedFault); - } - } - // - // Leave it to another layer to actually throw the Exception which constitutes - // the message body. We don't throw it here. - // - } else { - assert !(result instanceof Throwable) : "Expected messages that are not throwable " + result; - Object newResult = mediator.mediateOutput(result, sourceOperation, targetOperation, metadata); - resultMsg.setBody(newResult); - } - - return resultMsg; - } -*/ - - - /** - * Returns return type for first Holder in input list. - * Returns null if the inputs do not contain a Holder. - */ - protected List<DataType<DataType>> getHolderTypes( DataType<List<DataType>> inputTypes ) { - ArrayList<DataType<DataType>> returnTypes = new ArrayList<DataType<DataType>>(); - if (inputTypes != null) { - - List<DataType> logicalType = inputTypes.getLogical(); - if (logicalType != null) { - for (int i = 0; i < logicalType.size(); i++) { - DataType dataType = logicalType.get(i); - if (isHolder(dataType.getGenericType())) { - returnTypes.add(dataType); - } - } - } - } - return returnTypes; - } - - protected static boolean isHolder( Type type ) { - String typeString = type.toString(); - if ( typeString.startsWith( "javax.xml.ws.Holder" ) ) { - return true; - } - return false; - } -} diff --git a/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/PassByValueInterceptor.java b/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/PassByValueInterceptor.java deleted file mode 100644 index 44e5072e61..0000000000 --- a/sca-java-2.x/tags/2.0-Beta2-RC3/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/wire/PassByValueInterceptor.java +++ /dev/null @@ -1,80 +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.databinding.wire; - -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Interceptor; -import org.apache.tuscany.sca.invocation.InvocationChain; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; - -/** - * Implementation of an interceptor that enforces pass-by-value semantics - * on operation invocations by copying the operation input and output data. - * - * @version $Rev$ $Date$ - */ -public class PassByValueInterceptor implements Interceptor { - - private Mediator mediator; - private Operation operation; - private Invoker nextInvoker; - private InvocationChain chain; - - /** - * Constructs a new PassByValueInterceptor. - * @param dataBindings databinding extension point - * @param operation the intercepted operation - */ - public PassByValueInterceptor(Mediator mediator, InvocationChain chain, Operation operation) { - this.mediator = mediator; - this.chain = chain; - this.operation = operation; - } - - public Message invoke(Message msg) { - if (chain.allowsPassByReference()) { - return nextInvoker.invoke(msg); - } - - msg.setBody(mediator.copyInput(msg.getBody(), operation)); - - Message resultMsg = nextInvoker.invoke(msg); - - if (!resultMsg.isFault() && operation.getOutputType() != null) { - resultMsg.setBody(mediator.copyOutput(resultMsg.getBody(), operation)); - } - - if (resultMsg.isFault()) { - resultMsg.setFaultBody(mediator.copyFault(resultMsg.getBody(), operation)); - } - return resultMsg; - } - - public Invoker getNext() { - return nextInvoker; - } - - public void setNext(Invoker next) { - this.nextInvoker = next; - } - -} |