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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org.uk |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.util; |
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package uk.org.iscream.cms.util; |
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//---IMPORTS--- |
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import java.io.*; |
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import java.util.ArrayList; |
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import org.xml.sax.*; |
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import javax.xml.parsers.SAXParserFactory; |
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import javax.xml.parsers.ParserConfigurationException; |
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import javax.xml.parsers.SAXParser; |
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import javax.xml.parsers.*; |
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/** |
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* XMLPacketMaker - Creates an XMLPacket object. |
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* @author $Author$ |
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* @version $Id$ |
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*/ |
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public class XMLPacketMaker extends HandlerBase { |
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public class XMLPacketMaker { |
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//---FINAL ATTRIBUTES--- |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision$"; |
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/** |
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* A reference to the system saxParser factory |
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*/ |
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private final SAXParserFactory _factory = SAXParserFactory.newInstance(); |
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//---STATIC METHODS--- |
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//---CONSTRUCTORS--- |
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// Constructor for accepting XML input. |
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public XMLPacketMaker (String xml) { |
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_xml = xml; |
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} |
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//---PUBLIC METHODS--- |
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public XMLPacket createXMLPacket() { |
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/** |
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* Method to create an XML packet from the data this |
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* class was constructed with. |
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* |
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* @param xml the XML String to parse |
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* @return an XMLPacket representing the XML String given |
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* @throws InvalidXMLException if the XML cannot be parsed |
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*/ |
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public XMLPacket createXMLPacket(String xml) throws InvalidXMLException { |
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// Create the XMLPacket to store values in. |
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XMLPacket packet = new XMLPacket(); |
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// Use the default (non-validating) parser |
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SAXParserFactory factory = SAXParserFactory.newInstance(); |
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try { |
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// Parse the input |
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InputSource inputSource = new InputSource(new StringReader(_xml)); |
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SAXParser saxParser = factory.newSAXParser(); |
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saxParser.parse(inputSource, new XMLStringParser(packet)); |
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InputSource inputSource = new InputSource(new StringReader(xml)); |
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_factory.newSAXParser().parse(inputSource, new XMLStringParser(packet)); |
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} |
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catch (Exception e) { |
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return null; |
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// couldn't parse the XML for some reason |
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throw new InvalidXMLException("Could not parse the XML: "+xml); |
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} |
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// parsed successfully, return the packet |
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return packet; |
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} |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.ac.ukc.iscream.util.NameFormat class |
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* This uses the uk.org.iscream.cms.server.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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//---ACCESSOR/MUTATOR METHODS--- |
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//---ATTRIBUTES--- |
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/** |
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* Holds the xml |
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*/ |
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String _xml; |
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/** |
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* This is the friendly identifier of the |
