/*******************************************************************************
* Copyright (c) 2007 Spring IDE Developers
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.webflow.core.internal.model.validation.rules;
import org.eclipse.core.runtime.IProgressMonitor;
import org.springframework.ide.eclipse.core.MessageUtils;
import org.springframework.ide.eclipse.core.model.IModelElement;
import org.springframework.ide.eclipse.core.model.validation.IValidationContext;
import org.springframework.ide.eclipse.core.model.validation.IValidationRule;
import org.springframework.ide.eclipse.webflow.core.internal.model.ExceptionHandler;
import org.springframework.ide.eclipse.webflow.core.internal.model.WebflowModelUtils;
import org.springframework.ide.eclipse.webflow.core.internal.model.validation.WebflowValidationContext;
import org.springframework.util.StringUtils;
/**
* @author Christian Dupuis
* @author Torsten Juergeleit
* @since 2.0
*/
public class ExceptionHandlerValidationRule implements
IValidationRule<ExceptionHandler, WebflowValidationContext> {
public boolean supports(IModelElement element, IValidationContext context) {
return element instanceof ExceptionHandler
&& context instanceof WebflowValidationContext;
}
public void validate(ExceptionHandler handler,
WebflowValidationContext context, IProgressMonitor monitor) {
if (!StringUtils.hasText(handler.getBean())) {
context.error(handler, "NO_BEAN_ATTRIBUTE",
"Element 'exception-handler' requires 'bean' attribute");
}
else if (!WebflowModelUtils.isReferencedBeanFound(context
.getWebflowConfig(), handler.getBean())) {
context.error(handler, "INVALID_BEAN", MessageUtils
.format("Referenced bean \"{0}\" cannot be found", handler
.getBean()));
}
}
}