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/*******************************************************************************
* Copyright (c) 2010 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.jpa1.context;
import java.util.List;
import org.eclipse.jpt.core.context.BaseJoinColumn;
import org.eclipse.jpt.core.context.PersistentAttribute;
import org.eclipse.jpt.core.internal.context.BaseJoinColumnTextRangeResolver;
import org.eclipse.jpt.core.internal.jpa1.context.BaseColumnTableValidator.TableDescriptionProvider;
import org.eclipse.jpt.core.internal.validation.DefaultJpaValidationMessages;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
public abstract class BaseJoinColumnValidator extends AbstractNamedColumnValidator
{
private final BaseJoinColumn.Owner joinColumnOwner;
protected BaseJoinColumnValidator(
BaseJoinColumn column,
BaseJoinColumn.Owner joinColumnOwner,
BaseJoinColumnTextRangeResolver textRangeResolver,
TableDescriptionProvider provider) {
super(column, textRangeResolver, provider);
this.joinColumnOwner = joinColumnOwner;
}
protected BaseJoinColumnValidator(
PersistentAttribute persistentAttribute,
BaseJoinColumn column,
BaseJoinColumn.Owner joinColumnOwner,
BaseJoinColumnTextRangeResolver textRangeResolver,
TableDescriptionProvider provider) {
super(persistentAttribute, column, textRangeResolver, provider);
this.joinColumnOwner = joinColumnOwner;
}
@Override
public BaseJoinColumn getColumn() {
return (BaseJoinColumn) super.getColumn();
}
@Override
public BaseJoinColumnTextRangeResolver getTextRangeResolver() {
return (BaseJoinColumnTextRangeResolver) super.getTextRangeResolver();
}
@Override
//this method will only be called if the table validates correctly
protected void validateName(List<IMessage> messages) {
this.validateJoinColumnName(messages);
this.validateReferencedColumnName(messages);
}
protected void validateJoinColumnName(List<IMessage> messages) {
if (this.getColumn().getSpecifiedName() == null && this.joinColumnOwner.joinColumnsSize() > 1) {
messages.add(this.buildUnspecifiedNameMultipleJoinColumnsMessage());
}
else if (this.getColumn().getName() != null){
super.validateName(messages);
}
//If the name is null and there is only one join-column, one of these validation messages will apply
// 1. target entity does not have a primary key
// 2. target entity is not specified
// 3. target entity is not an entity
}
protected void validateReferencedColumnName(List<IMessage> messages) {
if (this.getColumn().getSpecifiedReferencedColumnName() == null && this.joinColumnOwner.joinColumnsSize() > 1) {
messages.add(this.buildUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage());
}
else if (this.getColumn().getSpecifiedReferencedColumnName() != null) {
if (this.getColumn().getReferencedColumnDbTable() != null && ! this.getColumn().isReferencedColumnResolved()) {
messages.add(this.buildUnresolvedReferencedColumnNameMessage());
}
}
//If the referenced column name is null and there is only one join-column, one of these validation messages will apply
// 1. target entity does not have a primary key
// 2. target entity is not specified
// 3. target entity is not an entity
}
protected IMessage buildUnresolvedReferencedColumnNameMessage() {
if (isPersistentAttributeVirtual()) {
return this.buildVirtualAttributeUnresolvedReferencedColumnNameMessage();
}
return buildUnresolvedReferencedColumnNameMessage(this.getUnresolvedReferencedColumnNameMessage());
}
protected abstract String getUnresolvedReferencedColumnNameMessage();
protected IMessage buildUnresolvedReferencedColumnNameMessage(String message) {
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
message,
new String[] {this.getColumn().getReferencedColumnName(), this.getColumn().getReferencedColumnDbTable().getName()},
this.getColumn(),
this.getTextRangeResolver().getReferencedColumnNameTextRange()
);
}
protected IMessage buildVirtualAttributeUnresolvedReferencedColumnNameMessage() {
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
this.getVirtualAttributeUnresolvedReferencedColumnNameMessage(),
new String[] {getPersistentAttributeName(), this.getColumn().getReferencedColumnName(), this.namedColumn.getDbTable().getName()},
this.getColumn(),
this.getTextRangeResolver().getReferencedColumnNameTextRange()
);
}
protected abstract String getVirtualAttributeUnresolvedReferencedColumnNameMessage();
protected IMessage buildUnspecifiedNameMultipleJoinColumnsMessage() {
if (isPersistentAttributeVirtual()) {
return this.buildVirtualAttributeUnspecifiedNameMultipleJoinColumnsMessage();
}
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
this.getUnspecifiedNameMultipleJoinColumnsMessage(),
new String[0],
this.getColumn(),
this.getTextRangeResolver().getNameTextRange()
);
}
protected abstract String getUnspecifiedNameMultipleJoinColumnsMessage();
protected IMessage buildVirtualAttributeUnspecifiedNameMultipleJoinColumnsMessage() {
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
this.getVirtualAttributeUnspecifiedNameMultipleJoinColumnsMessage(),
new String[] {this.getPersistentAttributeName()},
this.getColumn(),
this.getTextRangeResolver().getNameTextRange()
);
}
protected abstract String getVirtualAttributeUnspecifiedNameMultipleJoinColumnsMessage();
protected IMessage buildUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage() {
if (isPersistentAttributeVirtual()) {
return this.buildVirtualAttributeUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage();
}
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
this.getUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage(),
new String[0],
this.getColumn(),
this.getTextRangeResolver().getReferencedColumnNameTextRange()
);
}
protected abstract String getUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage();
protected IMessage buildVirtualAttributeUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage() {
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
this.getVirtualAttributeUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage(),
new String[] {this.getPersistentAttributeName()},
this.getColumn(),
this.getTextRangeResolver().getReferencedColumnNameTextRange()
);
}
protected abstract String getVirtualAttributeUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage();
}
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