diff options
Diffstat (limited to 'branches/sca-java-0.90/modules/core-databinding/src/main')
8 files changed, 0 insertions, 1192 deletions
diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/module/DataBindingModuleActivator.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/module/DataBindingModuleActivator.java deleted file mode 100644 index 32666174b2..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/module/DataBindingModuleActivator.java +++ /dev/null @@ -1,151 +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.core.databinding.module; - -import org.apache.tuscany.core.databinding.processor.DataBindingJavaInterfaceProcessor; -import org.apache.tuscany.core.databinding.transformers.Exception2ExceptionTransformer; -import org.apache.tuscany.core.databinding.transformers.Input2InputTransformer; -import org.apache.tuscany.core.databinding.transformers.Output2OutputTransformer; -import org.apache.tuscany.core.databinding.wire.DataBindingRuntimeWireProcessor; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.ModuleActivator; -import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; -import org.apache.tuscany.sca.databinding.DefaultDataBindingExtensionPoint; -import org.apache.tuscany.sca.databinding.DefaultTransformerExtensionPoint; -import org.apache.tuscany.sca.databinding.TransformerExtensionPoint; -import org.apache.tuscany.sca.databinding.impl.MediatorImpl; -import org.apache.tuscany.sca.databinding.impl.Group2GroupTransformer; -import org.apache.tuscany.sca.databinding.javabeans.DOMNode2JavaBeanTransformer; -import org.apache.tuscany.sca.databinding.javabeans.JavaBean2DOMNodeTransformer; -import org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding; -import org.apache.tuscany.sca.databinding.xml.DOMDataBinding; -import org.apache.tuscany.sca.databinding.xml.InputSource2Node; -import org.apache.tuscany.sca.databinding.xml.InputSource2SAX; -import org.apache.tuscany.sca.databinding.xml.InputStream2Node; -import org.apache.tuscany.sca.databinding.xml.InputStream2SAX; -import org.apache.tuscany.sca.databinding.xml.Node2OutputStream; -import org.apache.tuscany.sca.databinding.xml.Node2String; -import org.apache.tuscany.sca.databinding.xml.Node2Writer; -import org.apache.tuscany.sca.databinding.xml.Node2XMLStreamReader; -import org.apache.tuscany.sca.databinding.xml.Reader2Node; -import org.apache.tuscany.sca.databinding.xml.Reader2SAX; -import org.apache.tuscany.sca.databinding.xml.SAX2DOMPipe; -import org.apache.tuscany.sca.databinding.xml.Source2ResultTransformer; -import org.apache.tuscany.sca.databinding.xml.StreamDataPipe; -import org.apache.tuscany.sca.databinding.xml.String2Node; -import org.apache.tuscany.sca.databinding.xml.String2SAX; -import org.apache.tuscany.sca.databinding.xml.String2XMLStreamReader; -import org.apache.tuscany.sca.databinding.xml.Writer2ReaderDataPipe; -import org.apache.tuscany.sca.databinding.xml.XMLGroupDataBinding; -import org.apache.tuscany.sca.databinding.xml.XMLStreamReader2Node; -import org.apache.tuscany.sca.databinding.xml.XMLStreamReader2SAX; -import org.apache.tuscany.sca.databinding.xml.XMLStreamReader2String; -import org.apache.tuscany.sca.databinding.xml.XMLStringDataBinding; -import org.apache.tuscany.sca.interfacedef.java.introspect.JavaInterfaceIntrospectorExtensionPoint; -import org.apache.tuscany.sca.runtime.RuntimeWireProcessorExtensionPoint; - -/** - * @version $Rev$ $Date$ - */ -public class DataBindingModuleActivator implements ModuleActivator { - - private DataBindingExtensionPoint dataBindings; - private TransformerExtensionPoint transformers; - - public Object[] getExtensionPoints() { - dataBindings = new DefaultDataBindingExtensionPoint(); - transformers = new DefaultTransformerExtensionPoint(dataBindings); - return new Object[] { dataBindings, transformers }; - } - - public void start(ExtensionPointRegistry registry) { - MediatorImpl mediator = new MediatorImpl(dataBindings, transformers); - Input2InputTransformer input2InputTransformer = new Input2InputTransformer(); - input2InputTransformer.setMediator(mediator); - - Output2OutputTransformer output2OutputTransformer = new Output2OutputTransformer(); - output2OutputTransformer.setMediator(mediator); - - Exception2ExceptionTransformer exception2ExceptionTransformer = new Exception2ExceptionTransformer(); - exception2ExceptionTransformer.setMediator(mediator); - - transformers.addTransformer(input2InputTransformer); - transformers.addTransformer(output2OutputTransformer); - transformers.addTransformer(exception2ExceptionTransformer); - - JavaInterfaceIntrospectorExtensionPoint introspectors = registry - .getExtensionPoint(JavaInterfaceIntrospectorExtensionPoint.class); - introspectors.addInterfaceVisitor(new DataBindingJavaInterfaceProcessor(dataBindings)); - - RuntimeWireProcessorExtensionPoint wireProcessorExtensionPoint = registry - .getExtensionPoint(RuntimeWireProcessorExtensionPoint.class); - if (wireProcessorExtensionPoint != null) { - wireProcessorExtensionPoint.addWireProcessor(new DataBindingRuntimeWireProcessor(mediator)); - } - - DOMDataBinding domDataBinding = new DOMDataBinding(); - domDataBinding.setDataBindingRegistry(dataBindings); - dataBindings.addDataBinding(domDataBinding); - XMLStringDataBinding xmlStringDataBinding = new XMLStringDataBinding(); - xmlStringDataBinding.setDataBindingRegistry(dataBindings); - dataBindings.addDataBinding(xmlStringDataBinding); - XMLGroupDataBinding xmlGroupDataBinding = new XMLGroupDataBinding(); - xmlGroupDataBinding.setDataBindingRegistry(dataBindings); - dataBindings.addDataBinding(xmlGroupDataBinding); - JavaBeansDataBinding javaBeansDataBinding = new JavaBeansDataBinding(); - javaBeansDataBinding.setDataBindingRegistry(dataBindings); - dataBindings.addDataBinding(javaBeansDataBinding); - - Group2GroupTransformer group2GroupTransformer = new Group2GroupTransformer(); - group2GroupTransformer.setMediator(mediator); - transformers.addTransformer(group2GroupTransformer); - - transformers.addTransformer(new InputSource2Node()); - transformers.addTransformer(new InputSource2SAX()); - transformers.addTransformer(new InputStream2Node()); - transformers.addTransformer(new InputStream2SAX()); - - transformers.addTransformer(new DOMNode2JavaBeanTransformer()); - transformers.addTransformer(new Node2OutputStream()); - transformers.addTransformer(new Node2String()); - transformers.addTransformer(new Node2Writer()); - transformers.addTransformer(new Node2XMLStreamReader()); - - transformers.addTransformer(new JavaBean2DOMNodeTransformer()); - transformers.addTransformer(new Reader2Node()); - - transformers.addTransformer(new Reader2SAX()); - transformers.addTransformer(new SAX2DOMPipe()); - - transformers.addTransformer(new Source2ResultTransformer()); - transformers.addTransformer(new StreamDataPipe()); - transformers.addTransformer(new String2Node()); - transformers.addTransformer(new String2SAX()); - transformers.addTransformer(new String2XMLStreamReader()); - transformers.addTransformer(new Writer2ReaderDataPipe()); - - transformers.addTransformer(new XMLStreamReader2Node()); - transformers.addTransformer(new XMLStreamReader2SAX()); - transformers.addTransformer(new XMLStreamReader2String()); - } - - public void stop(ExtensionPointRegistry registry) { - } -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/processor/DataBindingJavaInterfaceProcessor.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/processor/DataBindingJavaInterfaceProcessor.java deleted file mode 100644 index b26846c682..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/processor/DataBindingJavaInterfaceProcessor.java +++ /dev/null @@ -1,135 +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.core.databinding.processor; - -import java.lang.reflect.Method; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - -import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; -import org.apache.tuscany.sca.databinding.annotation.DataBinding; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.interfacedef.java.introspect.JavaInterfaceVisitor; -import org.osoa.sca.annotations.Reference; - -/** - * The databinding annotation processor for java interfaces - * - * @version $Rev$ $Date$ - */ -public class DataBindingJavaInterfaceProcessor implements JavaInterfaceVisitor { - private DataBindingExtensionPoint dataBindingRegistry; - - public DataBindingJavaInterfaceProcessor(@Reference - DataBindingExtensionPoint dataBindingRegistry) { - super(); - this.dataBindingRegistry = dataBindingRegistry; - } - - public void visitInterface(JavaInterface javaInterface) throws InvalidInterfaceException { - if (!javaInterface.isRemotable()) { - return; - } - List<Operation> operations = javaInterface.getOperations(); - processInterface(javaInterface, operations); - } - - private void introspectWrapperStyle(Operation operation) { - if (operation.isWrapperStyle()) { - return; - } - DataType outputType = operation.getOutputType(); - DataType<List<DataType>> inputType = operation.getInputType(); - if (outputType == null || inputType == null) { - return; - } - if (inputType.getLogical().size() != 1) { - return; - } - DataType wrapperType = inputType.getLogical().get(0); - if (outputType.getDataBinding().equals(wrapperType.getDataBinding())) { - operation.setWrapperStyle(true); - operation.setDataBinding(outputType.getDataBinding()); - } - } - - private void processInterface(JavaInterface javaInterface, List<Operation> operations) { - Class<?> clazz = javaInterface.getJavaClass(); - DataBinding dataBinding = clazz.getAnnotation(DataBinding.class); - String dataBindingId = null; - boolean wrapperStyle = false; - if (dataBinding != null) { - dataBindingId = dataBinding.value(); - wrapperStyle = dataBinding.wrapperStyle(); - } - - Map<String, Operation> opMap = new HashMap<String, Operation>(); - for (Operation op : javaInterface.getOperations()) { - opMap.put(op.getName(), op); - if (dataBindingId != null) { - op.setDataBinding(dataBindingId); - op.setWrapperStyle(wrapperStyle); - } - } - for (Method method : clazz.getMethods()) { - Operation operation = opMap.get(method.getName()); - DataBinding methodDataBinding = clazz.getAnnotation(DataBinding.class); - if (methodDataBinding == null) { - methodDataBinding = dataBinding; - } - dataBindingId = null; - wrapperStyle = false; - if (dataBinding != null) { - dataBindingId = dataBinding.value(); - wrapperStyle = dataBinding.wrapperStyle(); - operation.setDataBinding(dataBindingId); - operation.setWrapperStyle(wrapperStyle); - } - - // FIXME: We need a better way to identify simple java types - for (org.apache.tuscany.sca.interfacedef.DataType<?> d : operation.getInputType().getLogical()) { - if (d.getDataBinding() == null) { - d.setDataBinding(dataBindingId); - } - dataBindingRegistry.introspectType(d, method.getAnnotations()); - } - if (operation.getOutputType() != null) { - DataType<?> d = operation.getOutputType(); - if (d.getDataBinding() == null) { - d.setDataBinding(dataBindingId); - } - dataBindingRegistry.introspectType(d, method.getAnnotations()); - } - for (org.apache.tuscany.sca.interfacedef.DataType<?> d : operation.getFaultTypes()) { - if (d.getDataBinding() == null) { - d.setDataBinding(dataBindingId); - } - dataBindingRegistry.introspectType(d, method.getAnnotations()); - } - - // FIXME: Do we want to heuristically check the wrapper style? - // introspectWrapperStyle(operation); - } - } -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Exception2ExceptionTransformer.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Exception2ExceptionTransformer.java deleted file mode 100644 index 9711fe881a..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Exception2ExceptionTransformer.java +++ /dev/null @@ -1,126 +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.core.databinding.transformers; - -import org.apache.tuscany.sca.databinding.DataBinding; -import org.apache.tuscany.sca.databinding.ExceptionHandler; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.databinding.PullTransformer; -import org.apache.tuscany.sca.databinding.TransformationContext; -import org.apache.tuscany.sca.databinding.Transformer; -import org.apache.tuscany.sca.databinding.impl.BaseTransformer; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.osoa.sca.annotations.Reference; -import org.osoa.sca.annotations.Service; - -/** - * This is a special transformer to transform the exception from one IDL to the - * other one - */ -@Service(Transformer.class) -public class Exception2ExceptionTransformer extends BaseTransformer<Object[], Object[]> implements - PullTransformer<Exception, Exception> { - - protected Mediator mediator; - - public Exception2ExceptionTransformer() { - super(); - } - - @Override - public String getSourceDataBinding() { - return DataBinding.IDL_FAULT; - } - - @Override - public String getTargetDataBinding() { - return DataBinding.IDL_FAULT; - } - - /** - * @param mediator the mediator to set - */ - @Reference - public void setMediator(Mediator mediator) { - this.mediator = mediator; - } - - /** - * @see org.apache.tuscany.sca.databinding.impl.BaseTransformer#getSourceType() - */ - @Override - protected Class getSourceType() { - return Exception.class; - } - - /** - * @see org.apache.tuscany.sca.databinding.impl.BaseTransformer#getTargetType() - */ - @Override - protected Class getTargetType() { - return Exception.class; - } - - /** - * @see org.apache.tuscany.sca.databinding.Transformer#getWeight() - */ - public int getWeight() { - return 10000; - } - - @SuppressWarnings("unchecked") - public Exception transform(Exception source, TransformationContext context) { - DataType<DataType> sourceType = context.getSourceDataType(); - - DataType<DataType> targetType = context.getTargetDataType(); - - ExceptionHandler exceptionHandler = getExceptionHandler(sourceType); - if (exceptionHandler == null) { - return source; - } - - Object sourceFaultInfo = exceptionHandler.getFaultInfo(source); - Object targetFaultInfo = - mediator.mediate(sourceFaultInfo, sourceType.getLogical(), targetType.getLogical(), context.getMetadata()); - - ExceptionHandler targetHandler = getExceptionHandler(targetType); - - if (targetHandler != null) { - Exception targetException = - targetHandler.createException(targetType, source.getMessage(), targetFaultInfo, source.getCause()); - return targetException; - } - - // FIXME - return source; - - } - - private ExceptionHandler getExceptionHandler(DataType<DataType> targetType) { - DataType targetFaultType = (DataType)targetType.getLogical(); - DataBinding targetDataBinding = - mediator.getDataBindings().getDataBinding(targetFaultType.getDataBinding()); - if (targetDataBinding == null) { - return null; - } - ExceptionHandler targetHandler = targetDataBinding.getExceptionHandler(); - return targetHandler; - } -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Input2InputTransformer.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Input2InputTransformer.java deleted file mode 100644 index 3b4a189193..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Input2InputTransformer.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.core.databinding.transformers; - -import java.util.List; - -import org.apache.tuscany.sca.databinding.DataBinding; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.databinding.PullTransformer; -import org.apache.tuscany.sca.databinding.TransformationContext; -import org.apache.tuscany.sca.databinding.TransformationException; -import org.apache.tuscany.sca.databinding.Transformer; -import org.apache.tuscany.sca.databinding.WrapperHandler; -import org.apache.tuscany.sca.databinding.impl.BaseTransformer; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.interfacedef.util.ElementInfo; -import org.apache.tuscany.sca.interfacedef.util.WrapperInfo; -import org.apache.tuscany.sca.interfacedef.util.XMLType; -import org.osoa.sca.annotations.Reference; -import org.osoa.sca.annotations.Service; - -/** - * This is a special transformer to transform the input from one IDL to the - * other one - */ -@Service(Transformer.class) -public class Input2InputTransformer extends BaseTransformer<Object[], Object[]> implements - PullTransformer<Object[], Object[]> { - - protected Mediator mediator; - - public Input2InputTransformer() { - super(); - } - - @Override - public String getSourceDataBinding() { - return DataBinding.IDL_INPUT; - } - - @Override - public String getTargetDataBinding() { - return DataBinding.IDL_INPUT; - } - - /** - * @param mediator the mediator to set - */ - @Reference - public void setMediator(Mediator mediator) { - this.mediator = mediator; - } - - /** - * @see org.apache.tuscany.sca.databinding.impl.BaseTransformer#getSourceType() - */ - @Override - protected Class getSourceType() { - return Object[].class; - } - - /** - * @see org.apache.tuscany.sca.databinding.impl.BaseTransformer#getTargetType() - */ - @Override - protected Class getTargetType() { - return Object[].class; - } - - /** - * @see org.apache.tuscany.sca.databinding.Transformer#getWeight() - */ - public int getWeight() { - return 10000; - } - - @SuppressWarnings("unchecked") - public Object[] transform(Object[] source, TransformationContext context) { - DataType<List<DataType>> sourceType = context.getSourceDataType(); - Operation sourceOp = context.getSourceOperation(); - boolean sourceWrapped = sourceOp != null && sourceOp.isWrapperStyle(); - - WrapperHandler sourceWrapperHandler = null; - String sourceDataBinding = getDataBinding(sourceOp); - if (sourceWrapped) { - sourceWrapperHandler = getWrapperHandler(sourceDataBinding, true); - } - - DataType<List<DataType>> targetType = context.getTargetDataType(); - Operation targetOp = (Operation)context.getTargetOperation(); - boolean targetWrapped = targetOp != null && targetOp.isWrapperStyle(); - WrapperHandler targetWrapperHandler = null; - String targetDataBinding = null; - if (targetWrapped) { - targetDataBinding = getDataBinding(targetOp); - targetWrapperHandler = getWrapperHandler(targetDataBinding, true); - } - - if ((!sourceWrapped) && targetWrapped) { - // Unwrapped --> Wrapped - WrapperInfo wrapper = targetOp.getWrapper(); - ElementInfo wrapperElement = wrapper.getInputWrapperElement(); - - // If the source can be wrapped, wrapped it first - if (sourceWrapperHandler != null) { - Object sourceWrapper = sourceWrapperHandler.create(wrapperElement, context); - for (int i = 0; i < source.length; i++) { - ElementInfo argElement = wrapper.getInputChildElements().get(i); - sourceWrapperHandler.setChild(sourceWrapper, i, argElement, source[0]); - } - } - Object targetWrapper = targetWrapperHandler.create(wrapperElement, context); - if (source == null) { - return new Object[] {targetWrapper}; - } - List<DataType> argTypes = wrapper.getUnwrappedInputType().getLogical(); - - for (int i = 0; i < source.length; i++) { - ElementInfo argElement = wrapper.getInputChildElements().get(i); - DataType<XMLType> argType = argTypes.get(i); - Object child = source[i]; - child = mediator.mediate(source[i], sourceType.getLogical().get(i), argType, context.getMetadata()); - targetWrapperHandler.setChild(targetWrapper, i, argElement, child); - } - return new Object[] {targetWrapper}; - } else if (sourceWrapped && (!targetWrapped)) { - // Wrapped to Unwrapped - Object sourceWrapper = source[0]; - // List<ElementInfo> childElements = - // sourceOp.getWrapper().getInputChildElements(); - Object[] target = null; - - targetWrapperHandler = getWrapperHandler(targetDataBinding, false); - if (targetWrapperHandler != null) { - ElementInfo wrapperElement = sourceOp.getWrapper().getInputWrapperElement(); - // Object targetWrapper = - // targetWrapperHandler.create(wrapperElement, context); - DataType<XMLType> targetWrapperType = new DataTypeImpl<XMLType>(targetDataBinding, Object.class, - new XMLType(wrapperElement)); - Object targetWrapper = mediator.mediate(sourceWrapper, - sourceType.getLogical().get(0), - targetWrapperType, - context.getMetadata()); - target = targetWrapperHandler.getChildren(targetWrapper).toArray(); - } else { - Object[] sourceChildren = sourceWrapperHandler.getChildren(sourceWrapper).toArray(); - target = new Object[sourceChildren.length]; - for (int i = 0; i < sourceChildren.length; i++) { - DataType<XMLType> childType = sourceOp.getWrapper().getUnwrappedInputType().getLogical().get(i); - target[i] = mediator.mediate(sourceChildren[i], childType, targetType.getLogical().get(i), context - .getMetadata()); - } - } - return target; - } else { - // Assuming wrapper to wrapper conversion can be handled here as - // well - Object[] newArgs = new Object[source.length]; - for (int i = 0; i < source.length; i++) { - Object child = mediator.mediate(source[i], sourceType.getLogical().get(i), targetType.getLogical() - .get(i), context.getMetadata()); - newArgs[i] = child; - } - return newArgs; - } - } - - private WrapperHandler getWrapperHandler(String dataBindingId, boolean required) { - WrapperHandler wrapperHandler = null; - if (dataBindingId != null) { - DataBinding dataBinding = mediator.getDataBindings().getDataBinding(dataBindingId); - wrapperHandler = dataBinding == null ? null : dataBinding.getWrapperHandler(); - } - if (wrapperHandler == null && required) { - throw new TransformationException("No wrapper handler is provided for databinding: " + dataBindingId); - } - return wrapperHandler; - } - - private String getDataBinding(Operation operation) { - return operation.getDataBinding(); - } - -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Output2OutputTransformer.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Output2OutputTransformer.java deleted file mode 100644 index bf52cedbc2..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/transformers/Output2OutputTransformer.java +++ /dev/null @@ -1,185 +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.core.databinding.transformers; - -import java.util.List; - -import org.apache.tuscany.sca.databinding.DataBinding; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.databinding.PullTransformer; -import org.apache.tuscany.sca.databinding.TransformationContext; -import org.apache.tuscany.sca.databinding.TransformationException; -import org.apache.tuscany.sca.databinding.Transformer; -import org.apache.tuscany.sca.databinding.WrapperHandler; -import org.apache.tuscany.sca.databinding.impl.BaseTransformer; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.interfacedef.util.ElementInfo; -import org.apache.tuscany.sca.interfacedef.util.WrapperInfo; -import org.apache.tuscany.sca.interfacedef.util.XMLType; -import org.osoa.sca.annotations.Reference; -import org.osoa.sca.annotations.Service; - -/** - * This is a special transformer to transform the output from one IDL to the - * other one - */ -@Service(Transformer.class) -public class Output2OutputTransformer extends BaseTransformer<Object, Object> implements - PullTransformer<Object, Object> { - - protected Mediator mediator; - - /** - * @param wrapperHandler - */ - public Output2OutputTransformer() { - super(); - } - - /** - * @param mediator the mediator to set - */ - @Reference - public void setMediator(Mediator mediator) { - this.mediator = mediator; - } - - @Override - public String getSourceDataBinding() { - return DataBinding.IDL_OUTPUT; - } - - @Override - public String getTargetDataBinding() { - return DataBinding.IDL_OUTPUT; - } - - /** - * @see org.apache.tuscany.sca.databinding.impl.BaseTransformer#getSourceType() - */ - @Override - protected Class getSourceType() { - return Object.class; - } - - /** - * @see org.apache.tuscany.sca.databinding.impl.BaseTransformer#getTargetType() - */ - @Override - protected Class getTargetType() { - return Object.class; - } - - /** - * @see org.apache.tuscany.sca.databinding.Transformer#getWeight() - */ - public int getWeight() { - return 10; - } - - private String getDataBinding(Operation operation) { - return operation.getDataBinding(); - } - - private WrapperHandler getWrapperHandler(String dataBindingId, boolean required) { - WrapperHandler wrapperHandler = null; - if (dataBindingId != null) { - DataBinding dataBinding = mediator.getDataBindings().getDataBinding(dataBindingId); - wrapperHandler = dataBinding == null ? null : dataBinding.getWrapperHandler(); - } - if (wrapperHandler == null && required) { - throw new TransformationException("No wrapper handler is provided for databinding: " + dataBindingId); - } - return wrapperHandler; - } - - @SuppressWarnings("unchecked") - public Object transform(Object response, TransformationContext context) { - try { - DataType<DataType> sourceType = context.getSourceDataType(); - Operation sourceOp = context.getSourceOperation(); - boolean sourceWrapped = sourceOp != null && sourceOp.isWrapperStyle(); - WrapperHandler sourceWrapperHandler = null; - if (sourceWrapped) { - sourceWrapperHandler = getWrapperHandler(getDataBinding(sourceOp), true); - } - - DataType<DataType> targetType = context.getTargetDataType(); - Operation targetOp = context.getTargetOperation(); - boolean targetWrapped = targetOp != null && targetOp.isWrapperStyle(); - WrapperHandler targetWrapperHandler = null; - if (targetWrapped) { - targetWrapperHandler = getWrapperHandler(getDataBinding(targetOp), true); - } - - if ((!sourceWrapped) && targetWrapped) { - // Unwrapped --> Wrapped - WrapperInfo wrapper = targetOp.getWrapper(); - Object targetWrapper = targetWrapperHandler.create(wrapper.getOutputWrapperElement(), context); - - List<ElementInfo> childElements = wrapper.getOutputChildElements(); - if (childElements.isEmpty()) { - // void output - return targetWrapper; - } - ElementInfo argElement = childElements.get(0); - DataType<XMLType> argType = wrapper.getUnwrappedOutputType(); - Object child = response; - child = mediator.mediate(response, sourceType.getLogical(), argType, context.getMetadata()); - targetWrapperHandler.setChild(targetWrapper, 0, argElement, child); - return targetWrapper; - } else if (sourceWrapped && (!targetWrapped)) { - // Wrapped to Unwrapped - Object sourceWrapper = response; - List<ElementInfo> childElements = sourceOp.getWrapper().getOutputChildElements(); - if (childElements.isEmpty()) { - // The void output - return null; - } - targetWrapperHandler = getWrapperHandler(getDataBinding(targetOp), false); - if (targetWrapperHandler != null) { - ElementInfo wrapperElement = sourceOp.getWrapper().getInputWrapperElement(); - // Object targetWrapper = - // targetWrapperHandler.create(wrapperElement, context); - DataType<XMLType> targetWrapperType = new DataTypeImpl<XMLType>(targetType.getLogical() - .getDataBinding(), Object.class, new XMLType(wrapperElement)); - Object targetWrapper = mediator.mediate(sourceWrapper, - sourceType.getLogical(), - targetWrapperType, - context.getMetadata()); - return targetWrapperHandler.getChildren(targetWrapper).get(0); - } else { - Object child = sourceWrapperHandler.getChildren(sourceWrapper).get(0); - DataType<?> childType = sourceOp.getWrapper().getUnwrappedOutputType(); - return mediator.mediate(child, childType, targetType.getLogical(), context.getMetadata()); - } - } else { - // FIXME: Do we want to handle wrapped to wrapped? - return mediator.mediate(response, sourceType.getLogical(), targetType.getLogical(), context - .getMetadata()); - } - } catch (Exception e) { - throw new TransformationException(e); - } - } - -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/wire/DataBindingRuntimeWireProcessor.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/wire/DataBindingRuntimeWireProcessor.java deleted file mode 100644 index feaf48f501..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/wire/DataBindingRuntimeWireProcessor.java +++ /dev/null @@ -1,150 +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.core.databinding.wire; - -import java.util.List; - -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.InvocationChain; -import org.apache.tuscany.sca.runtime.RuntimeWire; -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(Mediator mediator) { - super(); - this.mediator = mediator; - } - - public boolean isTransformationRequired(DataType source, DataType target) { - if (source == target) { - return false; - } - String sourceDataBinding = source.getDataBinding(); - String targetDataBinding = target.getDataBinding(); - if (sourceDataBinding == targetDataBinding) { - return false; - } - if (sourceDataBinding == null || targetDataBinding == null) { - return true; - } - return !sourceDataBinding.equals(targetDataBinding); - } - - public boolean isTransformationRequired(Operation source, Operation target) { - if (source == target) { - return false; - } - - // Check output type - DataType sourceOutputType = source.getOutputType(); - DataType targetOutputType = target.getOutputType(); - - // Note the target output type is now the source for checking - // compatibility - if (isTransformationRequired(targetOutputType, sourceOutputType)) { - return true; - } - - List<DataType> sourceInputType = source.getInputType().getLogical(); - List<DataType> targetInputType = target.getInputType().getLogical(); - - int size = sourceInputType.size(); - 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(RuntimeWire wire) { - InterfaceContract sourceContract = wire.getSource().getInterfaceContract(); - InterfaceContract targetContract = wire.getTarget().getInterfaceContract(); - if (targetContract == null) { - targetContract = sourceContract; - } - if (sourceContract == targetContract) { - return; - } - List<InvocationChain> chains = wire.getInvocationChains(); - for (InvocationChain chain : chains) { - Operation sourceOperation = chain.getSourceOperation(); - Operation targetOperation = chain.getTargetOperation(); - - if (isTransformationRequired(sourceContract, sourceOperation, targetContract, targetOperation)) { - // Add the interceptor to the source side because multiple - // references can be wired - // to the same service - DataTransformationInteceptor interceptor = new DataTransformationInteceptor(wire, sourceOperation, - targetOperation); - interceptor.setMediator(mediator); - chain.addInterceptor(0, interceptor); - } - } - - // Object targetAddress = UriHelper.getBaseName(source.getUri()); - List<InvocationChain> callbackChains = wire.getCallbackInvocationChains(); - if (callbackChains == null) { - // callback chains could be null - return; - } - - for (InvocationChain chain : callbackChains) { - Operation sourceOperation = chain.getSourceOperation(); - Operation targetOperation = chain.getTargetOperation(); - if (isTransformationRequired(sourceContract, sourceOperation, targetContract, targetOperation)) { - - // Add the interceptor to the source side because multiple - // references can be wired - // to the same service - DataTransformationInteceptor interceptor = new DataTransformationInteceptor(wire, sourceOperation, - targetOperation); - interceptor.setMediator(mediator); - chain.addInterceptor(0, interceptor); - } - } - } - -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/wire/DataTransformationInteceptor.java b/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/wire/DataTransformationInteceptor.java deleted file mode 100644 index 39bc6cf913..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/java/org/apache/tuscany/core/databinding/wire/DataTransformationInteceptor.java +++ /dev/null @@ -1,224 +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.core.databinding.wire; - -import java.lang.reflect.InvocationTargetException; -import java.util.HashMap; -import java.util.Map; - -import org.apache.tuscany.sca.databinding.DataBinding; -import org.apache.tuscany.sca.databinding.ExceptionHandler; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.databinding.TransformationException; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.interfacedef.util.FaultException; -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.RuntimeWire; - -/** - * An interceptor to transform data accross databindings on the wire - * - * @version $Rev$ $Date$ - */ -public class DataTransformationInteceptor implements Interceptor { - private Invoker next; - - private Operation sourceOperation; - - private Operation targetOperation; - - private Mediator mediator; - - public DataTransformationInteceptor(RuntimeWire wire, - Operation sourceOperation, - Operation targetOperation) { - super(); - this.sourceOperation = sourceOperation; - this.targetOperation = targetOperation; - } - - public Invoker getNext() { - return next; - } - - public Message invoke(Message msg) { - Object input = transform(msg.getBody(), sourceOperation.getInputType(), targetOperation.getInputType(), false); - msg.setBody(input); - Message resultMsg = next.invoke(msg); - Object result = resultMsg.getBody(); - if (sourceOperation.isNonBlocking()) { - // Not to reset the message body - return resultMsg; - } - - // FIXME: Should we fix the Operation model so that getOutputType - // returns DataType<DataType<T>>? - DataType<DataType> targetType = - new DataTypeImpl<DataType>(DataBinding.IDL_OUTPUT, Object.class, targetOperation.getOutputType()); - - DataType<DataType> sourceType = - new DataTypeImpl<DataType>(DataBinding.IDL_OUTPUT, Object.class, sourceOperation.getOutputType()); - - if (resultMsg.isFault()) { - - // FIXME: We need to figure out what fault type it is and then - // transform it - // back the source fault type - // throw new InvocationRuntimeException((Throwable) result); - - if ((result instanceof Exception) && !(result instanceof RuntimeException)) { - // FIXME: How to match fault data to a fault type for the - // operation? - - // If the result is from an InvocationTargetException look at - // the actual cause. - if (result instanceof InvocationTargetException) { - result = ((InvocationTargetException)result).getCause(); - } - DataType targetDataType = null; - for (DataType exType : targetOperation.getFaultTypes()) { - if (((Class)exType.getPhysical()).isInstance(result)) { - if (result instanceof FaultException) { - if (((FaultException)result).isMatchingType(exType.getLogical())) { - targetDataType = exType; - break; - } - } else { - targetDataType = exType; - break; - } - } - } - - if (targetDataType == null) { - // Not a business exception - return resultMsg; - } - - DataType targetFaultType = getFaultType(targetDataType); - if (targetFaultType == null) { - throw new TransformationException("Target fault type cannot be resolved"); - } - - // FIXME: How to match a source fault type to a target fault - // type? - DataType sourceDataType = null; - DataType sourceFaultType = null; - for (DataType exType : sourceOperation.getFaultTypes()) { - DataType faultType = getFaultType(exType); - // Match by the QName (XSD element) of the fault type - if (faultType != null && targetFaultType.getLogical().equals(faultType.getLogical())) { - sourceDataType = exType; - sourceFaultType = faultType; - break; - } - } - - if (sourceFaultType == null) { - throw new TransformationException("No matching source fault type is found"); - } - - Object newResult = - transformException(result, targetDataType, sourceDataType, targetFaultType, sourceFaultType); - if (newResult != result) { - resultMsg.setFaultBody(newResult); - } - } - - } else { - assert !(result instanceof Throwable) : "Expected messages that are not throwable " + result; - - Object newResult = transform(result, targetType, sourceType, true); - if (newResult != result) { - resultMsg.setBody(newResult); - } - } - - return resultMsg; - } - - private Object transform(Object source, DataType sourceType, DataType targetType, boolean isResponse) { - if (sourceType == targetType || (sourceType != null && sourceType.equals(targetType))) { - return source; - } - Map<String, Object> metadata = new HashMap<String, Object>(); - metadata.put("source.operation", isResponse? targetOperation: sourceOperation); - metadata.put("target.operation", isResponse? sourceOperation: targetOperation); - return mediator.mediate(source, sourceType, targetType, metadata); - } - - private DataType getFaultType(DataType exceptionType) { - // FIXME: We cannot assume the exception will have a databinding set - DataBinding targetDataBinding = - mediator.getDataBindings().getDataBinding(exceptionType.getDataBinding()); - if (targetDataBinding == null) { - return null; - } - ExceptionHandler targetHandler = targetDataBinding.getExceptionHandler(); - if (targetHandler == null) { - return null; - } - return targetHandler.getFaultType(exceptionType); - } - - /** - * @param source The source exception - * @param sourceExType The data type for the source exception - * @param targetExType The data type for the target exception - * @param sourceType The fault type for the source - * @param targetType The fault type for the target - * @return - */ - private Object transformException(Object source, - DataType sourceExType, - DataType targetExType, - DataType sourceType, - DataType targetType) { - if (sourceType == targetType || (sourceType != null && sourceType.equals(targetType))) { - return source; - } - Map<String, Object> metadata = new HashMap<String, Object>(); - metadata.put("source.operation", targetOperation); - metadata.put("target.operation", sourceOperation); - - DataType<DataType> eSourceDataType = - new DataTypeImpl<DataType>("idl:fault", sourceExType.getPhysical(), sourceType); - DataType<DataType> eTargetDataType = - new DataTypeImpl<DataType>("idl:fault", targetExType.getPhysical(), targetType); - - return mediator.mediate(source, eSourceDataType, eTargetDataType, metadata); - } - - public void setNext(Invoker next) { - this.next = next; - } - - /** - * @param mediator the mediator to set - */ - public void setMediator(Mediator mediator) { - this.mediator = mediator; - } - -} diff --git a/branches/sca-java-0.90/modules/core-databinding/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator b/branches/sca-java-0.90/modules/core-databinding/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator deleted file mode 100644 index 60f6de3b96..0000000000 --- a/branches/sca-java-0.90/modules/core-databinding/src/main/resources/META-INF/services/org.apache.tuscany.sca.core.ModuleActivator +++ /dev/null @@ -1,18 +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.
-# Implementation class for the ExtensionActivator
-org.apache.tuscany.core.databinding.module.DataBindingModuleActivator
|