e517. the quintessential program to parse an xml file using sax.txt

这里面包含了一百多个JAVA源文件

import java.io.*;
    import javax.xml.parsers.*;
    import org.xml.sax.*;
    import org.xml.sax.helpers.*;
    
    public class BasicSax {
        public static void main(String[] args) {
            // Create a handler to handle the SAX events generated during parsing
            DefaultHandler handler = new MyHandler();
    
            // Parse the file using the handler
            parseXmlFile("infilename.xml", handler, false);
        }
    
        // DefaultHandler contain no-op implementations for all SAX events.
        // This class should override methods to capture the events of interest.
        static class MyHandler extends DefaultHandler {
        }
    
        // Parses an XML file using a SAX parser.
        // If validating is true, the contents is validated against the DTD
        // specified in the file.
        public static void parseXmlFile(String filename, DefaultHandler handler, boolean validating) {
            try {
                // Create a builder factory
                SAXParserFactory factory = SAXParserFactory.newInstance();
                factory.setValidating(validating);
    
                // Create the builder and parse the file
                factory.newSAXParser().parse(new File(filename), handler);
            } catch (SAXException e) {
                // A parsing error occurred; the xml input is not valid
            } catch (ParserConfigurationException e) {
            } catch (IOException e) {
            }
        }
    }