Metacat

/**

 *  '$RCSfile$'

 *    Purpose: a class to handle document info request xml strings

 *  Copyright: 2000 Regents of the University of California and the

 *             National Center for Ecological Analysis and Synthesis

 *    Authors: Chad Berkley

 *    Release: @release@

 *

 *   '$Author$'

 *     '$Date$'

 * '$Revision$'

 */

package edu.ucsb.nceas.metacat;

import java.sql.*;

import java.util.Stack;

import java.util.Vector;

import java.util.Enumeration;

import java.util.EmptyStackException;

import java.util.Hashtable;

import org.xml.sax.Attributes;

import org.xml.sax.SAXException;

import org.xml.sax.SAXParseException;

import org.xml.sax.ext.DeclHandler;

import org.xml.sax.ext.LexicalHandler;

import org.xml.sax.helpers.DefaultHandler;

/** 

 * A Class implementing callback bethods for the SAX parser to

 * call when processing the XML messages from the replication handler

 */

public class DocInfoHandler extends DefaultHandler 

{

  private Hashtable docinfo = new Hashtable();

  private String currentTag = null;

  public DocInfoHandler()

  {

  }

  /**

   *  capture the name of the tag.

   */

  public void startElement(String uri, String localName, String qName, 

                           Attributes attributes) throws SAXException

  {

    currentTag = localName;

  }

  /**

   * put the content and the name of the tag into the hashtable.  the name of

   * the tag is the key.

   */

  public void characters(char[] ch, int start, int length) throws SAXException

  {

    docinfo.put(currentTag, new String(ch, start, length));

  }

  public Hashtable getDocInfo()

  {

    return docinfo;

  }

}