/**
* 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.cxf.ws.transfer.validationtransformation;
import java.util.logging.Logger;
import javax.annotation.Resource;
import javax.xml.transform.Source;
import javax.xml.transform.Templates;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerFactory;
import javax.xml.ws.WebServiceContext;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.apache.cxf.binding.soap.SoapFault;
import org.apache.cxf.binding.soap.SoapMessage;
import org.apache.cxf.binding.soap.SoapVersion;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.feature.transform.XSLTUtils;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.jaxws.context.WrappedMessageContext;
import org.apache.cxf.ws.transfer.Representation;
/**
* Implementation of the ResourceTransformer for the XSL transformation.
*/
public class XSLTResourceTransformer implements ResourceTransformer {
private static final Logger LOG = LogUtils.getL7dLogger(XSLTResourceTransformer.class);
protected Templates templates;
protected ResourceValidator validator;
@Resource
private WebServiceContext context;
public XSLTResourceTransformer(Source xsl) {
this(xsl, null);
}
public XSLTResourceTransformer(Source xsl, ResourceValidator validator) {
this.validator = validator;
try {
templates = TransformerFactory.newInstance().newTemplates(xsl);
} catch (TransformerConfigurationException e) {
LOG.severe(e.getLocalizedMessage());
throw new SoapFault("Internal error", getSoapVersion().getReceiver());
}
}
@Override
public ResourceValidator transform(Representation newRepresentation, Representation oldRepresentation) {
Document doc = DOMUtils.createDocument();
Node representation = (Node) newRepresentation.getAny();
Node importedNode = doc.importNode(representation, true);
doc.appendChild(importedNode);
Document result = XSLTUtils.transform(templates, doc);
newRepresentation.setAny(result.getDocumentElement());
return validator;
}
private SoapVersion getSoapVersion() {
WrappedMessageContext wmc = (WrappedMessageContext) context.getMessageContext();
SoapMessage message = (SoapMessage) wmc.getWrappedMessage();
return message.getVersion();
}
}