/*
* @(#)$Id: JAXPWithMSVDemo.java 1598 2003-09-04 20:45:05Z kohsuke $
*
* Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
*
* This software is the proprietary information of Sun Microsystems, Inc.
* Use is subject to license terms.
*
*/
package jaxp;
import java.io.File;
import javax.xml.parsers.*;
import com.sun.msv.verifier.jaxp.SAXParserFactoryImpl;
import org.xml.sax.helpers.DefaultHandler;
import org.xml.sax.SAXParseException;
import org.xml.sax.SAXException;
/**
* Uses JAXP implementation of MSV to plug validation capability
* into the existing application.
*
* @author <a href="mailto:kohsuke.kawaguchi@sun.com">Kohsuke KAWAGUCHI</a>
*/
public class JAXPWithMSVDemo
{
public static void main( String[] args ) throws Exception {
if( args.length<2 ) {
System.out.println("JAXPWithMSVDemo <schema file> <instance files> ...");
return;
}
// create SAXParserFactory that performs validation by the specified schema
// this method will throw an exception if it fails to parse the document.
SAXParserFactory factory = new SAXParserFactoryImpl(new File(args[0]));
// once the parser factory is created, just do as you always do.
factory.setNamespaceAware(true);
SAXParser parser = factory.newSAXParser();
for( int i=1; i<args.length; i++ ) {
// validation errors will be reported just like any other errors.
final String fileName = args[i];
parser.parse( new File(fileName), new DefaultHandler() {
boolean isValid = true;
public void error( SAXParseException e ) throws SAXException {
System.out.println( e );
isValid = false;
}
public void fatalError( SAXParseException e ) throws SAXException {
System.out.println( e );
isValid = false;
}
public void endDocument() {
if(isValid)
// successfully parsed without any error.
System.out.println(fileName+" is valid");
else
System.out.println(fileName+" is NOT valid");
}
});
}
}
}