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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 org.xml.sax.helpers.*; |
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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 DefaultHandler { |
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public class XMLPacketMaker { |
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//---FINAL ATTRIBUTES--- |
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//---CONSTRUCTORS--- |
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/** |
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* Constructor for accepting XML input. |
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* |
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* @param xml A String of XML to process. |
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*/ |
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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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* A static reference to the system saxParser factory |
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*/ |
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private static SAXParserFactory factory = SAXParserFactory.newInstance(); |
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//---PUBLIC METHODS--- |
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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() throws InvalidXMLException { |
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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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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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// 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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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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//---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 |
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private String _name = null; |
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//---STATIC ATTRIBUTES--- |
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/** |
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* A static reference to the system saxParser factory |
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*/ |
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private static SAXParserFactory _factory = SAXParserFactory.newInstance(); |
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} |
