1 files changed, 131 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/DOMDataBinding.java b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/DOMDataBinding.java
new file mode 100644
index 0000000000..b21a531c53
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/DOMDataBinding.java
@@ -0,0 +1,131 @@
+/*
+ * 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.xml;
+
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.databinding.BaseDataBinding;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.WrapperHandler;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
+
+/**
+ * DOM DataBinding
+ *
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.asclient
+ */
+public class DOMDataBinding extends BaseDataBinding {
+    public static final String NAME = Node.class.getName();
+
+    public static final String ROOT_NAMESPACE = "http://tuscany.apache.org/xmlns/sca/databinding/dom/1.0";
+    public static final QName ROOT_ELEMENT = new QName(ROOT_NAMESPACE, "root");
+    
+    private DOMHelper domHelper;
+
+    public DOMDataBinding(ExtensionPointRegistry registry) {
+        super(NAME, Node.class);
+        this.domHelper = DOMHelper.getInstance(registry);
+    }
+
+    @Override
+    public WrapperHandler getWrapperHandler() {
+        return new DOMWrapperHandler(domHelper);
+    }
+
+    @Override
+    public Object copy(Object source,
+                       DataType dataType,
+                       DataType targetDataType,
+                       Operation operation,
+                       Operation targetOperation) {
+        if (Node.class.isAssignableFrom(source.getClass())) {
+            Node nodeSource = (Node)source;
+            return nodeSource.cloneNode(true);
+        }
+        return super.copy(source, dataType, targetDataType, operation, targetOperation);
+    }
+
+    @Override
+    public boolean introspect(DataType type, Operation operation) {
+        if (Node.class.isAssignableFrom(type.getPhysical())) {
+            if (type.getLogical() == null) {
+                type.setLogical(new XMLType(ROOT_ELEMENT, null));
+            }
+            type.setDataBinding(NAME);
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * @param context
+     * @param element
+     */
+    public static Element adjustElementName(TransformationContext context, Element element) {
+        if (context != null) {
+            DataType dataType = context.getTargetDataType();
+            Object logical = dataType == null ? null : dataType.getLogical();
+            if (!(logical instanceof XMLType)) {
+                return element;
+            }
+            XMLType xmlType = (XMLType)logical;
+            QName name = new QName(element.getNamespaceURI(), element.getLocalName());
+            if (xmlType.isElement() && !xmlType.getElementName().equals(name)) {
+                QName newName = xmlType.getElementName();
+                String prefix = newName.getPrefix();
+                String qname = newName.getLocalPart();
+                if (prefix != null && !prefix.equals("")) {
+                    qname = prefix + ":" + qname;
+                }
+                Document doc = element.getOwnerDocument();
+                Element newElement = doc.createElementNS(newName.getNamespaceURI(), qname);
+                // Copy the attributes to the new element
+                NamedNodeMap attrs = element.getAttributes();
+                for (int i = 0; i < attrs.getLength(); i++) {
+                    Attr attr = (Attr)doc.importNode(attrs.item(i), true);
+                    newElement.getAttributes().setNamedItem(attr);
+                }
+    
+                // Move all the children
+                while (element.hasChildNodes()) {
+                    newElement.appendChild(element.getFirstChild());
+                }
+    
+                // Replace the old node with the new node
+                if (element.getParentNode() != null) {
+                    element.getParentNode().replaceChild(newElement, element);
+                }
+    
+                return newElement;
+            }
+        }
+        return element;
+    }
+}