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/*******************************************************************************
* Copyright (c) 2007 Oracle. 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: Oracle. - initial API and implementation
*******************************************************************************/
package org.eclipse.jpt.core.internal.platform;
import java.util.List;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jpt.core.internal.IAttributeMapping;
import org.eclipse.jpt.core.internal.IPersistentAttribute;
import org.eclipse.jpt.core.internal.content.orm.XmlMultiRelationshipMapping;
import org.eclipse.jpt.core.internal.content.orm.XmlMultiRelationshipMappingInternal;
import org.eclipse.jpt.core.internal.mappings.IEntity;
import org.eclipse.jpt.core.internal.mappings.IMultiRelationshipMapping;
import org.eclipse.jpt.core.internal.mappings.INonOwningMapping;
import org.eclipse.jpt.core.internal.validation.IJpaValidationMessages;
import org.eclipse.jpt.core.internal.validation.JpaValidationMessages;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
public abstract class XmlMultiRelationshipMappingContext
extends XmlRelationshipMappingContext implements XmlJoinTableContext.ParentContext
{
private XmlJoinTableContext joinTableContext;
protected XmlMultiRelationshipMappingContext(
IContext parentContext, XmlMultiRelationshipMappingInternal mapping) {
super(parentContext, mapping);
this.joinTableContext = new XmlJoinTableContext(this, mapping.getJoinTable());
}
@Override
public void refreshDefaults(final DefaultsContext defaultsContext, IProgressMonitor monitor) {
super.refreshDefaults(defaultsContext, monitor);
this.joinTableContext.refreshDefaults(defaultsContext, monitor);
}
protected XmlMultiRelationshipMappingInternal multiRelationshipMapping() {
return (XmlMultiRelationshipMappingInternal) relationshipMapping();
}
@Override
public IMultiRelationshipMapping javaRelationshipMapping() {
IAttributeMapping javaAttributeMapping = javaAttributeMapping();
if (javaAttributeMapping instanceof IMultiRelationshipMapping) {
return ((IMultiRelationshipMapping) javaAttributeMapping);
}
return null;
}
@Override
public void addToMessages(List<IMessage> messages) {
super.addToMessages(messages);
if (multiRelationshipMapping().getMappedBy() != null) {
addMappedByMessages(messages);
}
else if (entityOwned()) {
addJoinTableMessages(messages);
}
}
protected void addJoinTableMessages(List<IMessage> messages) {
joinTableContext.addToMessages(messages);
}
protected void addMappedByMessages(List<IMessage> messages) {
XmlMultiRelationshipMapping mapping = multiRelationshipMapping();
String mappedBy = mapping.getMappedBy();
if (mapping.isJoinTableSpecified()) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.MAPPING_MAPPED_BY_WITH_JOIN_TABLE,
mapping.getJoinTable(), mapping.getJoinTable().validationTextRange())
);
}
IEntity targetEntity = mapping.getResolvedTargetEntity();
if (targetEntity == null) {
// already have validation messages for that
return;
}
IPersistentAttribute attribute = targetEntity.getPersistentType().resolveAttribute(mappedBy);
if (attribute == null) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.MAPPING_UNRESOLVED_MAPPED_BY,
new String[] {mappedBy},
mapping, mapping.mappedByTextRange())
);
return;
}
if (! mapping.mappedByIsValid(attribute.getMapping())) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.MAPPING_INVALID_MAPPED_BY,
new String[] {mappedBy},
mapping, mapping.mappedByTextRange())
);
return;
}
INonOwningMapping mappedByMapping;
try {
mappedByMapping = (INonOwningMapping) attribute.getMapping();
} catch (ClassCastException cce) {
// there is no error then
return;
}
if (mappedByMapping.getMappedBy() != null) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.MAPPING_MAPPED_BY_ON_BOTH_SIDES,
mapping, mapping.mappedByTextRange())
);
}
}
}
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