import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.xml.sax.ErrorHandler;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import org.xml.sax.XMLReader;
class MyErrorHandler implements ErrorHandler {
public void warning(SAXParseException e) throws SAXException {
show("Warning", e);
throw (e);
}
public void error(SAXParseException e) throws SAXException {
show("Error", e);
throw (e);
}
public void fatalError(SAXParseException e) throws SAXException {
show("Fatal Error", e);
throw (e);
}
private void show(String type, SAXParseException e) {
System.out.println(type + ": " + e.getMessage());
System.out.println("Line " + e.getLineNumber() + " Column " + e.getColumnNumber());
System.out.println("System ID: " + e.getSystemId());
}
}
// Installation and Use of an Error Handler in a SAX Parser
public class SAXCheck {
static public void main(String[] arg) throws Exception {
boolean validate = false;
validate = true;
SAXParserFactory spf = SAXParserFactory.newInstance();
spf.setValidating(validate);
XMLReader reader = null;
SAXParser parser = spf.newSAXParser();
reader = parser.getXMLReader();
reader.setErrorHandler(new MyErrorHandler());
InputSource is = new InputSource("test.xml");
reader.parse(is);
}
}
Error: Document root element "roots", must match DOCTYPE root "null".
Line 1 Column 8
System ID: file:///C:/Java_Dev/eclipse31/Eclipse/test.xml
//File: test.xml
text