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/*-
* ============LICENSE_START=======================================================
* ONAP CLAMP
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights
* reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END============================================
* ===================================================================
* ECOMP is a trademark and service mark of AT&T Intellectual Property.
*/
package org.onap.clamp.clds.transform;
import javax.xml.transform.*;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import java.io.StringReader;
import java.io.StringWriter;
/**
* XSL Transformer.
*/
public class XslTransformer {
private Templates templates;
public void setXslResourceName(String xslResourceName) throws TransformerConfigurationException {
TransformerFactory tfactory = TransformerFactory.newInstance();
templates = tfactory.newTemplates(new StreamSource(TransformUtil.getResourceAsStream(xslResourceName)));
}
/**
* Given xml input, return the transformed result.
*
* @param xml
* @throws TransformerException
*/
public String doXslTransformToString(String xml) throws TransformerException {
StringWriter output = new StringWriter(4000);
Transformer transformer = templates.newTransformer();
transformer.transform(new StreamSource(new StringReader(xml)),
new StreamResult(output));
return output.toString();
}
}
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