Java Reference
In-Depth Information
The DOMParserBean referenced in the example of Listing 17-11 is shown in Listing 17-12 . Again, this
class is a simple extension of the XBean base class. Its getXml() method returns a byte array
containing an XML document read from a file or a URL or simply passed as a String . The
processDocument() method uses a Xerces DOMParser to convert the byte array to a DOM
representation of the document. The DOM document is then sent to the DOMListener defined in the
XBean base class, using a DOMEvent .
Listing 17-12: DOMParserBean
package JavaDatabaseBible.ch17.Xbeans;
import java.io.*;
import java.net.*;
import org.Xbeans.*;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.apache.xerces.parsers.DOMParser;
public class DOMParserBean extends JavaDatabaseBible.ch17.Xbeans.XBean{
protected String UrlString = null;
protected String XmlString = null;
protected String XmlFileName = null;
public DOMParserBean(){
}
public void setXmlString(String XmlString){
this.XmlString = XmlString;
}
public void setUrlString(String UrlString){
this.UrlString = UrlString;
}
public void setXmlFileName(String XmlFileName){
this.XmlFileName = XmlFileName;
}
public void processDocument(){
try{
byte[] xml = getXml();
if(xml.length > 0){
ByteArrayInputStream x = new ByteArrayInputStream(xml);
DOMParser p = new DOMParser();
InputSource s = new InputSource(x);
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