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/*
* 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 javax.xml.transform.dom.DOMSource;
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.apache.tuscany.sca.common.xml.dom.DOMHelper;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import commonj.sdo.DataObject;
import commonj.sdo.helper.HelperContext;
import commonj.sdo.helper.XMLDocument;
import commonj.sdo.helper.XMLHelper;
public class Node2DataObject extends BaseTransformer<Node, DataObject> implements PullTransformer<Node, DataObject> {
private DOMHelper helper;
public Node2DataObject(ExtensionPointRegistry registry) {
super();
helper = DOMHelper.getInstance(registry);
}
public DataObject transform(Node source, TransformationContext context) {
if (source == null) {
return null;
}
try {
HelperContext helperContext = SDOContextHelper.getHelperContext(context, false);
XMLHelper xmlHelper = helperContext.getXMLHelper();
Document doc = helper.promote(source);
DOMSource domSource = new DOMSource(doc);
XMLDocument xmlDoc = xmlHelper.load(domSource, doc.getDocumentURI(), null);
return xmlDoc.getRootObject();
} catch (Exception e) {
throw new TransformationException(e);
}
}
@Override
protected Class<Node> getSourceType() {
return Node.class;
}
@Override
protected Class<DataObject> getTargetType() {
return DataObject.class;
}
@Override
public int getWeight() {
return 40;
}
}
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