1 files changed, 113 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-jaxb/src/main/java/org/apache/tuscany/sca/databinding/jaxb/Node2JAXB.java b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-jaxb/src/main/java/org/apache/tuscany/sca/databinding/jaxb/Node2JAXB.java
new file mode 100644
index 0000000000..8c66195d29
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-jaxb/src/main/java/org/apache/tuscany/sca/databinding/jaxb/Node2JAXB.java
@@ -0,0 +1,113 @@
+/*
+ * 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.jaxb;
+
+import javax.xml.bind.JAXBContext;
+import javax.xml.bind.Unmarshaller;
+import javax.xml.bind.ValidationEvent;
+import javax.xml.bind.util.ValidationEventCollector;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.databinding.BaseTransformer;
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.w3c.dom.Node;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+public class Node2JAXB extends BaseTransformer<Node, Object> implements PullTransformer<Node, Object> {
+    private JAXBContextHelper contextHelper;
+    
+    public Node2JAXB(ExtensionPointRegistry registry) {
+        contextHelper = JAXBContextHelper.getInstance(registry);
+    }
+
+    public Object transform(Node source, TransformationContext context) {
+        ValidationEventCollector validationEventCollector = new ValidationEventCollector();
+        Object response = null;
+        if (source == null)
+            return null;
+        try {
+            JAXBContext jaxbContext = contextHelper.createJAXBContext(context, false);
+            Object result;
+            // TUSCANY-3791
+            synchronized(source){
+                /* some debug code
+                System.setProperty("jaxb.debug", "true");
+                unmarshaller.setListener(new DebugListener());
+                */
+                Unmarshaller unmarshaller = contextHelper.getUnmarshaller(jaxbContext);
+                try {
+                    validationEventCollector.reset();
+                    unmarshaller.setEventHandler(validationEventCollector);
+                    result = unmarshaller.unmarshal(source, JAXBContextHelper.getJavaType(context.getTargetDataType()));
+                } finally {
+                    contextHelper.releaseJAXBUnmarshaller(jaxbContext, unmarshaller);
+                }
+            }
+            response = JAXBContextHelper.createReturnValue(jaxbContext, context.getTargetDataType(), result);
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+        
+        if (validationEventCollector.hasEvents()){
+            String validationErrors = "";
+            for(ValidationEvent event : validationEventCollector.getEvents()){
+                validationErrors += "Event: " + event.getMessage() + " ";
+            }
+            throw new TransformationException(validationErrors);
+        }
+        return response;
+    }
+
+    @Override
+    protected Class<Node> getSourceType() {
+        return Node.class;
+    }
+
+    @Override
+    protected Class<Object> getTargetType() {
+        return Object.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 30;
+    }
+
+    @Override
+    public String getTargetDataBinding() {
+        return JAXBDataBinding.NAME;
+    }
+    
+    /* some debug code
+    class DebugListener extends Unmarshaller.Listener {
+        public void beforeUnmarshal(Object target, Object parent) {
+            
+        }
+        
+        public void afterUnmarshal(Object target, Object parent) {
+            
+        }
+    }
+    */
+}