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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.util; |
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|
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//---IMPORTS--- |
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import java.io.*; |
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import java.util.ArrayList; |
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|
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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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|
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import uk.ac.ukc.iscream.core.*; |
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|
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/** |
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* XMLPacketMaker - Creates an XMLPacket object. |
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* |
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* @author $Author: ajm4 $ |
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* @version $Id: XMLPacketMaker.java,v 1.5 2000/11/30 02:38:17 ajm4 Exp $ |
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*/ |
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public class XMLPacketMaker extends HandlerBase { |
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|
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//---FINAL ATTRIBUTES--- |
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|
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/** |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision: 1.5 $"; |
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|
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//---STATIC METHODS--- |
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|
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//---CONSTRUCTORS--- |
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|
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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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|
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//---PUBLIC METHODS--- |
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|
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public XMLPacket createXMLPacket() { |
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|
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// Create the XMLPacket to store values in. |
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XMLPacket packet = new XMLPacket(); |
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|
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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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|
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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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|
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} |
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catch (Exception e) { |
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_logger.write(this.toString(), Logger.WARNING, e.toString()); |
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_logger.write(this.toString(), Logger.WARNING, "An invalid XML UDP packet has been detected: "+packet.printAll()); |
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return null; |
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} |
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|
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return packet; |
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} |
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|
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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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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return this.getClass().getName() + "(" + REVISION.substring(11, REVISION.length() - 2) + ")"; |
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} |
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|
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//---PRIVATE METHODS--- |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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//---ATTRIBUTES--- |
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|
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String _xml; |
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Logger _logger = ReferenceManager.getInstance().getLogger(); |
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|
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//---STATIC ATTRIBUTES--- |
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|
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} |
