textextractor.java

JAVA与XML处理一个重要方法是SAX,该包提供了11个常用程序,下载后可以根据具体情况对改进.这11个程序都已调试过.包括对XML的各种处理.建议先下载这个.

import org.xml.sax.*;
import java.io.*;
public class TextExtractor implements ContentHandler
{
	private Writer out;
	public TextExtractor(Writer out)
	{
		this.out=out;
	}
	public void characters(char[] text, int start, int length)
	throws SAXException{
	    try{
	    	out.write(text,start,length);
	    }
	    catch (IOException e)
	    {
	    	throw new SAXException (e);
	    }
	}	
	
	public void setDocumentLocator(Locator locator){}
	public void startDocument() {}
	public void endDocument() {}
	public void startPrefixMapping(String prefix, String uri) {}
	public void endPrefixMapping(String prefix) {}
	public void startElement(String namespaceURI, String localName,
	   String qualifiedName, Attributes atts) {}
	public void endElement(String namespaceURI, String localName, 
	   String qualifiedName)  {}
	public void ignorableWhitespace(char[] text, int start, 
	   int length) throws SAXException {}
	public void processingInstruction(String target, String data) {}
	public void skippedEntity(String name) {}
}