/*
* JBoss, Home of Professional Open Source.
*
* See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
*
* See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
*/
package org.teiid.designer.core.metamodel.aspect.core.aspects.validation.rules;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.ecore.EDataType;
import org.eclipse.emf.ecore.EFactory;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.teiid.core.designer.util.CoreArgCheck;
import org.teiid.designer.core.ModelerCore;
import org.teiid.designer.core.validation.StructuralFeatureValidationRule;
import org.teiid.designer.core.validation.ValidationContext;
import org.teiid.designer.core.validation.ValidationProblem;
import org.teiid.designer.core.validation.ValidationProblemImpl;
import org.teiid.designer.core.validation.ValidationResult;
import org.teiid.designer.core.validation.ValidationResultImpl;
import org.teiid.designer.metamodels.core.extension.ExtensionPackage;
import org.teiid.designer.metamodels.core.extension.XAttribute;
/**
* @since 8.0
*/
public class XAttributeDefaultValueDatatypeRule implements StructuralFeatureValidationRule {
/**
* @see org.teiid.designer.core.validation.StructuralFeatureValidationRule#validate(org.eclipse.emf.ecore.EStructuralFeature, org.eclipse.emf.ecore.EObject, java.lang.Object, org.teiid.designer.core.validation.ValidationContext)
* @since 4.2
*/
@Override
public void validate(EStructuralFeature theStructuralFeature,
EObject theObject,
Object theValue,
ValidationContext theContext) {
CoreArgCheck.isInstanceOf(XAttribute.class, theObject);
if (theValue != null) {
final XAttribute xattribute = (XAttribute)theObject;
final EDataType type = (EDataType)xattribute.getEType();
if (type != null) {
if (theStructuralFeature.getFeatureID() == ExtensionPackage.XATTRIBUTE__DEFAULT_VALUE_LITERAL) {
final EPackage ePackage = type.getEPackage();
final EFactory factory = ePackage.getEFactoryInstance();
try {
factory.createFromString(type, (String)theValue);
} catch (RuntimeException theException) {
final ValidationResult result = new ValidationResultImpl(xattribute);
final Object params = new Object[] {theValue, type.getName(), theStructuralFeature.getName()};
final String msg = ModelerCore.Util.getString("XAttributeValueDatatypeRule.DefaultValueCannotBeConvertedToCorrectDatatype", //$NON-NLS-1$
params);
final ValidationProblem problem = new ValidationProblemImpl(IStatus.OK, IStatus.ERROR, msg);
result.addProblem(problem);
theContext.addResult(result);
}
}
}
}
}
}