org.apache.openjpa.persistence.jest.ExceptionFormatter Maven / Gradle / Ivy
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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.openjpa.persistence.jest;
import java.io.PrintWriter;
import java.io.StringWriter;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* Formats error stack trace.
*
* @author Pinaki Poddar
*
*/
class ExceptionFormatter extends XMLFormatter {
/**
* Creates a XML Document with given header and stack trace of the given error.
* @param header
* @param e
*/
public Document createXML(String header, Throwable e) {
Element root = newDocument(Constants.ROOT_ELEMENT_ERROR);
Document doc = root.getOwnerDocument();
Element errorHeader = doc.createElement(Constants.ELEMENT_ERROR_HEADER);
Element errorMessage = doc.createElement(Constants.ELEMENT_ERROR_MESSAGE);
Element stackTrace = doc.createElement(Constants.ELEMENT_ERROR_TRACE);
errorHeader.setTextContent(header);
errorMessage.appendChild(doc.createCDATASection(e.getMessage()));
StringWriter buf = new StringWriter();
e.printStackTrace(new PrintWriter(buf, true));
stackTrace.appendChild(doc.createCDATASection(buf.toString()));
root.appendChild(errorHeader);
root.appendChild(errorMessage);
root.appendChild(stackTrace);
return doc;
}
}