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package javax.xml.bind.util;

import javax.xml.bind.ValidationEvent;
import javax.xml.bind.ValidationEventHandler;
import java.util.ArrayList;
import java.util.List;

/**
 * {@link javax.xml.bind.ValidationEventHandler ValidationEventHandler} 
 * implementation that collects all events.
 * 
 * 

* To use this class, create a new instance and pass it to the setEventHandler * method of the Validator, Unmarshaller, Marshaller class. After the call to * validate or unmarshal completes, call the getEvents method to retrieve all * the reported errors and warnings. * * @author

  • Kohsuke Kawaguchi, Sun Microsystems, Inc.
  • Ryan Shoemaker, Sun Microsystems, Inc.
  • Joe Fialli, Sun Microsystems, Inc.
* @see javax.xml.bind.Validator * @see javax.xml.bind.ValidationEventHandler * @see javax.xml.bind.ValidationEvent * @see javax.xml.bind.ValidationEventLocator * @since 1.6, JAXB 1.0 */ public class ValidationEventCollector implements ValidationEventHandler { private final List events = new ArrayList(); /** * Return an array of ValidationEvent objects containing a copy of each of * the collected errors and warnings. * * @return * a copy of all the collected errors and warnings or an empty array * if there weren't any */ public ValidationEvent[] getEvents() { return events.toArray(new ValidationEvent[events.size()]); } /** * Clear all collected errors and warnings. */ public void reset() { events.clear(); } /** * Returns true if this event collector contains at least one * ValidationEvent. * * @return true if this event collector contains at least one * ValidationEvent, false otherwise */ public boolean hasEvents() { return !events.isEmpty(); } public boolean handleEvent( ValidationEvent event ) { events.add(event); boolean retVal = true; switch( event.getSeverity() ) { case ValidationEvent.WARNING: retVal = true; // continue validation break; case ValidationEvent.ERROR: retVal = true; // continue validation break; case ValidationEvent.FATAL_ERROR: retVal = false; // halt validation break; default: _assert( false, Messages.format( Messages.UNRECOGNIZED_SEVERITY, event.getSeverity() ) ); break; } return retVal; } private static void _assert( boolean b, String msg ) { if( !b ) { throw new InternalError( msg ); } } }




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