mosgi.jmx.httpconnector/src/main/java/org/apache/felix/mosgi/jmx/httpconnector/mx4j/tools/adaptor/http/HttpException.java

/*
 * Copyright (C) MX4J.
 * All rights reserved.
 *
 * This software is distributed under the terms of the MX4J License version 1.0.
 * See the terms of the MX4J License in the documentation provided with this software.
 */
/*
 *   Copyright 2005 The Apache Software Foundation
 *
 *   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.
 *
 */
package org.apache.felix.mosgi.jmx.httpconnector.mx4j.tools.adaptor.http;


import java.io.IOException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.Document;
import org.w3c.dom.Element;


/**
 * HttpException is emitted when an error parsing an HTTP request appears
 *
 * @author <a href="mailto:tibu@users.sourceforge.net">Carlos Quiroz</a>
 * @version $Revision: 1.1.1.1 $
 */

public class HttpException extends IOException
{
  /** Error code */
  protected int code;

  /**
   * Constructor for the HttpException object
   *
   * @param code    Error code
   * @param description  Description
   */

  public HttpException(int code, String description)
  {
    super(description);
    this.code = code;
  }

  /**
   * Return the exception code
   */
  public int getCode()
  {
    return code;
  }

  public Document getResponseDoc() {
    try
    {
      DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
      DocumentBuilder builder = factory.newDocumentBuilder();
      Document document = builder.newDocument();
      Element root = document.createElement("HttpException");
      root.setAttribute("code", Integer.toString(code));
      root.setAttribute("description", getMessage());
      document.appendChild(root);
      return document;
    }
    catch (ParserConfigurationException e)
    {
      return null;
    }
  }
}