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Diffstat (limited to 'sca-java-1.x/branches/sca-java-0.99/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-0.99/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.99/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java b/sca-java-1.x/branches/sca-java-0.99/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java new file mode 100644 index 0000000000..d89627da71 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.99/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java @@ -0,0 +1,99 @@ +/* + * 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.databinding.sdo; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.WrapperHandler; +import org.apache.tuscany.sca.interfacedef.util.ElementInfo; + +import commonj.sdo.DataObject; +import commonj.sdo.Property; +import commonj.sdo.Sequence; +import commonj.sdo.Type; +import commonj.sdo.helper.DataFactory; +import commonj.sdo.helper.HelperContext; +import commonj.sdo.helper.XMLDocument; +import commonj.sdo.helper.XMLHelper; + +/** + * SDO Wrapper Handler + */ +public class SDOWrapperHandler implements WrapperHandler<Object> { + + /** + * @see org.apache.tuscany.sca.databinding.WrapperHandler#create(ElementInfo, TransformationContext) + */ + public Object create(ElementInfo element, TransformationContext context) { + HelperContext helperContext = SDOContextHelper.getHelperContext(context); + QName typeName = element.getType().getQName(); + DataFactory dataFactory = helperContext.getDataFactory(); + DataObject root = dataFactory.create(typeName.getNamespaceURI(), typeName.getLocalPart()); + XMLHelper xmlHelper = helperContext.getXMLHelper(); + return xmlHelper.createDocument(root, element.getQName().getNamespaceURI(), element.getQName().getLocalPart()); + } + + /** + * @see org.apache.tuscany.sca.databinding.WrapperHandler#setChild(java.lang.Object, int, ElementInfo, + * java.lang.Object) + */ + public void setChild(Object wrapper, int i, ElementInfo childElement, Object value) { + DataObject wrapperDO = + (wrapper instanceof XMLDocument) ? ((XMLDocument)wrapper).getRootObject() : (DataObject)wrapper; + wrapperDO.set(i, value); + } + + @SuppressWarnings("unchecked") + public List getChildren(Object wrapper) { + DataObject wrapperDO = + (wrapper instanceof XMLDocument) ? ((XMLDocument)wrapper).getRootObject() : (DataObject)wrapper; + List<Property> properties = wrapperDO.getInstanceProperties(); + List<Object> elements = new ArrayList<Object>(); + Type type = wrapperDO.getType(); + if (type.isSequenced()) { + // Add values in the sequence + Sequence sequence = wrapperDO.getSequence(); + for (int i = 0; i < sequence.size(); i++) { + // Skip mixed text + if (sequence.getProperty(i) != null) { + elements.add(sequence.getValue(i)); + } + } + } else { + for (Property p : properties) { + Object child = wrapperDO.get(p); + if (p.isMany()) { + for (Object c : (Collection<?>)child) { + elements.add(c); + } + } else { + elements.add(child); + } + } + } + return elements; + } + +} |