/*
* 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.metamodels.xml.aspects.validation;
import org.eclipse.emf.ecore.EObject;
import org.teiid.core.designer.util.CoreArgCheck;
import org.teiid.core.designer.util.CoreStringUtil;
import org.teiid.designer.core.ValidationDescriptor;
import org.teiid.designer.core.ValidationPreferences;
import org.teiid.designer.core.metamodel.aspect.MetamodelEntity;
import org.teiid.designer.core.validation.ValidationContext;
import org.teiid.designer.metamodels.xml.XmlContainerNode;
import org.teiid.designer.metamodels.xml.XmlDocumentNode;
/**
* @since 8.0
*/
public abstract class AbstractXmlNodeAspect extends AbstractXmlAspect {
/**
* @param entity
* @since 4.2
*/
public AbstractXmlNodeAspect(MetamodelEntity entity) {
super(entity);
}
/**
* @see org.teiid.designer.core.metamodel.aspect.ValidationAspect#shouldValidate(org.eclipse.emf.ecore.EObject)
* @since 4.2
*/
@Override
public boolean shouldValidate(EObject eObject, final ValidationContext context) {
CoreArgCheck.isNotNull(eObject);
String validationPref = context.getPreferenceValue(ValidationPreferences.XML_ELEMENT_VALIDATE_EXCLUDED);
// If we are not validating excluded elements then return false for all EObjects
// that are marked as excluded in the document
if (CoreStringUtil.isEmpty(validationPref) || validationPref.equals(ValidationDescriptor.FALSE)) {
if(!context.shouldIgnore(eObject)) {
// check if the eObject is excluded
if(isExcluded(eObject, context)) {
return false;
}
// check if any of the parents of the EObject are excluded
EObject container = eObject.eContainer();
while(container != null) {
if(isExcluded(container, context)) {
return false;
}
container = container.eContainer();
}
// neither Eobject nor its parents are excluded
// so validate
return true;
}
// already ignored do not validate
return false;
}
// preferences say validate
return true;
}
/**
* Check if the documentNode is excluded and add itseld and its children to the context to
* be ignored during validation.
* @since 4.2
*/
private boolean isExcluded(final EObject eObject, final ValidationContext context) {
if(eObject != null) {
boolean excluded = false;
if(eObject instanceof XmlDocumentNode) {
excluded = ((XmlDocumentNode)eObject).isExcludeFromDocument();
} else if(eObject instanceof XmlContainerNode) {
excluded = ((XmlContainerNode)eObject).isExcludeFromDocument();
}
if(excluded) {
context.addObjectToIgnore(eObject, true);
return true;
}
}
return false;
}
}