org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/filter/xml/TmfFilterXMLParser.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010, 2012 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Yuriy Vashchuk (yvashchuk@gmail.com) - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.core.filter.xml;
  14
  15 import java.io.IOException;
  16
  17 import javax.xml.parsers.ParserConfigurationException;
  18 import javax.xml.parsers.SAXParserFactory;
  19
  20 import org.eclipse.linuxtools.tmf.core.filter.model.ITmfFilterTreeNode;
  21 import org.xml.sax.SAXException;
  22 import org.xml.sax.XMLReader;
  23
  24 /**
  25  * The SAX based XML parser
  26  *
  27  * @version 1.0
  28  * @author Yuriy Vashchuk
  29  * @author Patrick Tasse
  30  */
  31 public class TmfFilterXMLParser {
  32
  33     private static ITmfFilterTreeNode fRoot = null;
  34
  35     /**
  36      * The XMLParser constructor
  37      *
  38      * @param uri The XML file to parse
  39      * @throws SAXException  SAX exception
  40      * @throws IOException  IO exception
  41      */
  42     public TmfFilterXMLParser(final String uri) throws SAXException, IOException {
  43
  44         SAXParserFactory m_parserFactory = null;
  45         m_parserFactory = SAXParserFactory.newInstance();
  46         m_parserFactory.setNamespaceAware(true);
  47
  48         XMLReader saxReader = null;
  49         try {
  50
  51             saxReader = m_parserFactory.newSAXParser().getXMLReader();
  52             saxReader.setContentHandler(new TmfFilterContentHandler());
  53             saxReader.parse(uri);
  54
  55             fRoot = ((TmfFilterContentHandler) saxReader.getContentHandler()).getTree();
  56
  57         } catch (ParserConfigurationException e) {
  58             e.printStackTrace();
  59         }
  60     }
  61
  62     /**
  63      * Getter of tree
  64      *
  65      * @return The builded tree
  66      */
  67     public ITmfFilterTreeNode getTree() {
  68         return fRoot;
  69     }
  70 }