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/*******************************************************************************
* Copyright (c) 2009, 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.context.orm;
import java.util.List;
import org.eclipse.jpt.core.context.JoinTable;
import org.eclipse.jpt.core.context.JoinTableEnabledRelationshipReference;
import org.eclipse.jpt.core.context.JoinTableJoiningStrategy;
import org.eclipse.jpt.core.context.RelationshipMapping;
import org.eclipse.jpt.core.context.Table;
import org.eclipse.jpt.core.context.orm.OrmJoinTable;
import org.eclipse.jpt.core.context.orm.OrmJoinTableJoiningStrategy;
import org.eclipse.jpt.core.internal.context.MappingTools;
import org.eclipse.jpt.core.internal.validation.JpaValidationDescriptionMessages;
import org.eclipse.jpt.core.resource.orm.OrmFactory;
import org.eclipse.jpt.core.resource.orm.XmlJoinTable;
import org.eclipse.jpt.utility.internal.StringTools;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
public abstract class AbstractOrmJoinTableJoiningStrategy
extends AbstractOrmXmlContextNode
implements OrmJoinTableJoiningStrategy, Table.Owner
{
protected OrmJoinTable joinTable;
protected AbstractOrmJoinTableJoiningStrategy(
JoinTableEnabledRelationshipReference parent) {
super(parent);
}
public void initializeFrom(JoinTableJoiningStrategy oldStrategy) {
JoinTable oldJoinTable = (oldStrategy.getJoinTable());
if (oldJoinTable != null) {
this.addStrategy();
this.getJoinTable().setSpecifiedCatalog(oldJoinTable.getSpecifiedCatalog());
this.getJoinTable().setSpecifiedSchema(oldJoinTable.getSpecifiedSchema());
this.getJoinTable().setSpecifiedName(oldJoinTable.getSpecifiedName());
}
}
@Override
public JoinTableEnabledRelationshipReference getParent() {
return (JoinTableEnabledRelationshipReference) super.getParent();
}
public JoinTableEnabledRelationshipReference getRelationshipReference() {
return this.getParent();
}
public RelationshipMapping getRelationshipMapping() {
return this.getRelationshipReference().getRelationshipMapping();
}
public String getTableName() {
return getJoinTable().getName();
}
public org.eclipse.jpt.db.Table getDbTable(String tableName) {
return getJoinTable().getDbTable();
}
public boolean tableNameIsInvalid(String tableName) {
return !StringTools.stringsAreEqual(getTableName(), tableName);
}
public String getColumnTableNotValidDescription() {
return JpaValidationDescriptionMessages.DOES_NOT_MATCH_JOIN_TABLE;
}
public String getJoinTableDefaultName() {
return MappingTools.buildJoinTableDefaultName(this.getRelationshipReference());
}
public void addStrategy() {
if (this.joinTable == null) {
XmlJoinTable resourceJoinTable = OrmFactory.eINSTANCE.createXmlJoinTable();
this.joinTable = this.buildOrmJoinTable(resourceJoinTable);
setResourceJoinTable(resourceJoinTable);
this.firePropertyChanged(JOIN_TABLE_PROPERTY, null, this.joinTable);
}
}
public void removeStrategy() {
if (this.joinTable != null) {
OrmJoinTable oldJoinTable = this.joinTable;
this.joinTable = null;
removeResourceJoinTable();
this.firePropertyChanged(JOIN_TABLE_PROPERTY, oldJoinTable, null);
}
}
protected abstract void setResourceJoinTable(XmlJoinTable resourceJoinTable);
// **************** join table *********************************************
public OrmJoinTable getJoinTable() {
return this.joinTable;
}
public OrmJoinTable addJoinTable() {
addStrategy();
return this.joinTable;
}
protected void setJoinTable_(OrmJoinTable newJoinTable) {
OrmJoinTable oldJoinTable = this.joinTable;
this.joinTable = newJoinTable;
this.firePropertyChanged(JOIN_TABLE_PROPERTY, oldJoinTable, newJoinTable);
}
public XmlJoinTable addResourceJoinTable() {
XmlJoinTable resourceJoinTable = OrmFactory.eINSTANCE.createXmlJoinTable();
setResourceJoinTable(resourceJoinTable);
return resourceJoinTable;
}
protected boolean mayHaveJoinTable() {
return getResourceJoinTable() != null
|| getRelationshipReference().mayHaveDefaultJoinTable();
}
// **************** resource -> context ************************************
protected void initialize() {
if (mayHaveJoinTable()) {
this.joinTable = this.buildOrmJoinTable(getResourceJoinTable());
}
}
public void update() {
if (mayHaveJoinTable()) {
if (this.joinTable == null) {
setJoinTable_(this.buildOrmJoinTable(getResourceJoinTable()));
}
this.joinTable.update();
}
else {
if (this.joinTable != null) {
// no resource, so no clean up
setJoinTable_(null);
}
}
}
protected OrmJoinTable buildOrmJoinTable(XmlJoinTable resourceJoinTable) {
return getXmlContextNodeFactory().buildOrmJoinTable(this, this, resourceJoinTable);
}
// **************** validation *********************************************
@Override
public void validate(List<IMessage> messages, IReporter reporter) {
super.validate(messages, reporter);
if (this.joinTable != null) {
this.joinTable.validate(messages, reporter);
}
}
}
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