diff options
Diffstat (limited to 'branches/sca-android/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Output2OutputTransformer.java')
| -rw-r--r-- | branches/sca-android/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Output2OutputTransformer.java | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/branches/sca-android/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Output2OutputTransformer.java b/branches/sca-android/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Output2OutputTransformer.java deleted file mode 100644 index 7fed2e5eaa..0000000000 --- a/branches/sca-android/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Output2OutputTransformer.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.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.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.util.ElementInfo;
-import org.apache.tuscany.sca.interfacedef.util.WrapperInfo;
-import org.apache.tuscany.sca.interfacedef.util.XMLType;
-import org.osoa.sca.annotations.Reference;
-
-/**
- * This is a special transformer to transform the output from one IDL to the
- * other one
- */
-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()
- */
- @Override
- 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;
- String sourceDataBinding = getDataBinding(sourceOp);
- sourceWrapperHandler = getWrapperHandler(sourceDataBinding, sourceWrapped);
-
- DataType<DataType> targetType = context.getTargetDataType();
- Operation targetOp = (Operation)context.getTargetOperation();
- boolean targetWrapped = targetOp != null && targetOp.isWrapperStyle();
- WrapperHandler targetWrapperHandler = null;
- String targetDataBinding = getDataBinding(targetOp);
- targetWrapperHandler = getWrapperHandler(targetDataBinding, targetWrapped);
-
- if ((!sourceWrapped) && targetWrapped) {
- // Unwrapped --> Wrapped
- WrapperInfo wrapper = targetOp.getWrapper();
- ElementInfo wrapperElement = wrapper.getOutputWrapperElement();
- List<ElementInfo> childElements = wrapper.getOutputChildElements();
-
- // If the source can be wrapped, wrapped it first
- if (sourceWrapperHandler != null) {
- DataType sourceWrapperType =
- sourceWrapperHandler.getWrapperType(wrapperElement, childElements, context);
- if (sourceWrapperType != null) {
- Object sourceWrapper = sourceWrapperHandler.create(wrapperElement, context);
- if (sourceWrapper != null) {
- if (!childElements.isEmpty()) {
- // Set the return value
- ElementInfo returnElement = wrapper.getOutputChildElements().get(0);
- sourceWrapperHandler.setChild(sourceWrapper, 0, returnElement, response);
- }
- Object targetWrapper =
- mediator.mediate(sourceWrapper, sourceWrapperType, targetType.getLogical(), context
- .getMetadata());
- return targetWrapper;
- }
- }
- }
- Object targetWrapper = targetWrapperHandler.create(wrapper.getOutputWrapperElement(), context);
-
- 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;
- }
- if (targetWrapperHandler != null) {
- ElementInfo wrapperElement = sourceOp.getWrapper().getOutputWrapperElement();
-
- // FIXME: This is a workaround for the wsdless support as it passes in child elements
- // under the wrapper that only matches by position
- if (sourceWrapperHandler.isInstance(sourceWrapper, wrapperElement, childElements, context)) {
- DataType targetWrapperType =
- targetWrapperHandler.getWrapperType(wrapperElement, childElements, context);
- if (targetWrapperType != null) {
- Object targetWrapper =
- mediator.mediate(sourceWrapper, sourceType.getLogical(), targetWrapperType, context
- .getMetadata());
- return targetWrapperHandler.getChildren(targetWrapper, childElements, context).get(0);
- }
- }
- }
- Object child = sourceWrapperHandler.getChildren(sourceWrapper, childElements, context).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);
- }
- }
-
-}
|