怎么实现javaDOMParser解析xml

本篇文章为大家展示了怎么实现java DOMParser 解析xml,代码简明扼要并且容易理解,绝对能使你眼前一亮,通过这篇文章的详细介绍希望你能有所收获。

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import java.io.*;
import java.net.*;
import org.w3c.dom.*;
import org.w3c.dom.Node.*;
 
import oracle.xml.parser.v2.*;
 
/**
 * -----------------------------------------------------------------------------
 * Demonstrate how to use DOM.
 *
 * @version 1.0
 * @author  Jeffrey M. Hunter  (jhunter@idevelopment.info)
 * @author  http://www.idevelopment.info
 * -----------------------------------------------------------------------------
 */
 
public class DOMExample {
 
    /*
     * +---------------------------------------------+
     * | METHOD: main                                |
     * +---------------------------------------------+
     */
    static public void main(String[] argv) {
        try {
 
            if (argv.length != 1) {
                // must pass in the name of the XML file
                System.err.println("Usage: java DOMExample filename");
                System.exit(1);
            }
 
            // Get an instance of the parser
            DOMParser parser = new DOMParser();
 
            // Generate a URL from the filename
            URL url = createURL(argv[0]);
 
            // Set various parser options; validation on,
            // warnings shown, error stream set to stderr.
            parser.setErrorStream(System.err);
            parser.setValidationMode(true);
            parser.showWarnings(true);
            // parse the document
            parser.parse(url);
 
            // Obtain the document
            XMLDocument doc = parser.getDocument();
 
            // print document elements
            System.out.print("The elements are: ");
            printElements(doc);
 
            // print document elements attributes
            System.out.println("The attributes of each element are: ");
            printElementAttributes(doc);
 
        } catch (Exception e) {
            System.out.println(e.toString());
        }
    }
 
    /*
     * +---------------------------------------------+
     * | METHOD: printElements                       |
     * +---------------------------------------------+
     */
    static void printElements(Document doc) {
 
        NodeList nodelist = doc.getElementsByTagName("*");
        Node     node;
 
        for (int i=0; i

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