?? namespace.java~12~
字號:
/**********************************************************************
這個類的作用就是打印出XML文檔中元素以及屬性的名稱空間名
**********************************************************************/
package tsinghuaip;
import org.xml.sax.XMLReader;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;
import javax.xml.parsers.SAXParserFactory;
import javax.xml.parsers.SAXParser;
public class NameSpace extends DefaultHandler{
public void startElement(String uri, String localName, String qName, Attributes atts) throws SAXException{
print("Elem: " + qName, uri, localName );
for (int i = 0; i < atts.getLength(); i++){
print("Attr: " + atts.getQName(i) + "=" + atts.getValue(i),
atts.getURI(i),
atts.getLocalName(i));
}
}
public void characters(char ch[], int start, int length) throws SAXException{
String strData = new String(ch, start, length).trim();
if (strData.length() > 0){
try{
System.out.println("Characters" +
new String(strData.getBytes("ISO-8859-1")));
}
catch(Exception e){
e.printStackTrace();
}
}
}
public void print(String t, String u, String l){
System.out.println(t);
System.out.println("URI: " + u);
System.out.println("Local name: " + l);
}
public static void main(String[] args) throws Exception{
SAXParserFactory spf = SAXParserFactory.newInstance();
spf.setNamespaceAware(true);
XMLReader reader = spf.newSAXParser().getXMLReader();
reader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
reader.setContentHandler(new NameSpace());
reader.parse("TsinghuaIPAssign.xml");
}
}
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