org.apache.openjpa.persistence.jest.ProcessingException 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 static java.net.HttpURLConnection.HTTP_INTERNAL_ERROR;
import static org.apache.openjpa.persistence.jest.Constants.MIME_TYPE_XML;
import java.io.IOException;
import java.net.URLDecoder;
import javax.servlet.http.HttpServletResponse;
import org.apache.openjpa.lib.util.Localizer.Message;
import org.w3c.dom.Document;
/**
* Specialized RuntimException thrown by JEST commands.
* The exception can be serialized to the output stream of a HTTP Servlet response as a HTML page.
*
* @author Pinaki Poddar
*
*/
@SuppressWarnings("serial")
public class ProcessingException extends RuntimeException {
private final JPAServletContext ctx;
private final int _errorCode;
public ProcessingException(JPAServletContext ctx, Throwable error) {
this(ctx, error, HTTP_INTERNAL_ERROR);
}
public ProcessingException(JPAServletContext ctx, Throwable error, int errorCode) {
super(error);
this.ctx = ctx;
this._errorCode = errorCode;
}
public ProcessingException(JPAServletContext ctx, Message message, int errorCode) {
super(message.toString());
this.ctx = ctx;
this._errorCode = errorCode;
}
public ProcessingException(JPAServletContext ctx, Throwable error, Message message) {
this(ctx, error, message, HTTP_INTERNAL_ERROR);
}
public ProcessingException(JPAServletContext ctx, Throwable error, Message message, int errorCode) {
super(message.toString(), error);
this.ctx = ctx;
this._errorCode = errorCode;
}
/**
* Prints the stack trace in a HTML format on the given response output stream.
*
* @param response
* @throws IOException
*/
public void printStackTrace() {
HttpServletResponse response = ctx.getResponse();
response.setContentType(MIME_TYPE_XML);
response.setStatus(_errorCode);
String uri = ctx.getRequestURI().toString();
try {
uri = URLDecoder.decode(uri, "UTF-8");
} catch (Exception e) {
}
Throwable t = this.getCause() == null ? this : getCause();
ExceptionFormatter formatter = new ExceptionFormatter();
Document xml = formatter.createXML("Request URI: " + uri, t);
try {
formatter.write(xml, response.getOutputStream());
response.sendError(_errorCode);
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("Request URI: " + uri, e);
}
}
}
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