/*******************************************************************************
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* Contributors:
* Kamesh Sampath - initial implementation
*******************************************************************************/
package com.liferay.ide.portlet.core.model.internal;
import com.liferay.ide.portlet.core.model.QName;
import org.eclipse.osgi.util.NLS;
import org.eclipse.sapphire.Element;
import org.eclipse.sapphire.FilteredListener;
import org.eclipse.sapphire.Listener;
import org.eclipse.sapphire.PropertyContentEvent;
import org.eclipse.sapphire.modeling.CapitalizationType;
import org.eclipse.sapphire.modeling.Status;
import org.eclipse.sapphire.services.ValidationService;
/**
* @author Kamesh Sampath
*/
public class NameOrQnameValidationService extends ValidationService
{
/*
* (non-Javadoc)
* @see org.eclipse.sapphire.modeling.PropertyValidationService#validate()
*/
private Listener listener;
@Override
public Status compute()
{
Element element = context( Element.class );
final String elementLabel = element.type().getLabel( false, CapitalizationType.FIRST_WORD_ONLY, false );
QName iqName = null;
String name = null;
String nsURI = null;
String localPart = null;
if( element instanceof QName )
{
iqName = (QName) element;
nsURI = iqName.getNamespaceURI().text( false );
localPart = iqName.getLocalPart().text( false );
}
if( isEmptyOrNull( name ) && isEmptyOrNull( nsURI ) && isEmptyOrNull( localPart ) )
{
return Status.createErrorStatus( Resources.bind( Resources.message, elementLabel ) );
}
else if( isEmptyOrNull( name ) && ( isEmptyOrNull( nsURI ) || isEmptyOrNull( localPart ) ) )
{
return Status.createErrorStatus( Resources.bind( Resources.invalidQname, elementLabel ) );
}
return Status.createOkStatus();
}
/**
* @param text
* @return
*/
@Override
protected void initValidationService()
{
this.listener = new FilteredListener<PropertyContentEvent>()
{
protected void handleTypedEvent( final PropertyContentEvent event )
{
refresh();
}
};
op().getLocalPart().attach( this.listener );
op().getNamespaceURI().attach( this.listener );
}
private boolean isEmptyOrNull( String text )
{
if( text == null || text.trim().length() == 0 )
{
return true;
}
return false;
}
private static final class Resources extends NLS
{
public static String message;
public static String invalidQname;
static
{
initializeMessages( NameOrQnameValidationService.class.getName(), Resources.class );
}
}
private QName op()
{
return context( QName.class );
}
}