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/*******************************************************************************
* Copyright (c) 2007, 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.jpa.core.internal.jpa1.context.orm;
import org.eclipse.jpt.jpa.core.context.DiscriminatorType;
import org.eclipse.jpt.jpa.core.context.XmlContextNode;
import org.eclipse.jpt.jpa.core.context.orm.OrmDiscriminatorColumn;
import org.eclipse.jpt.jpa.core.internal.context.orm.AbstractOrmNamedColumn;
import org.eclipse.jpt.jpa.core.resource.orm.XmlDiscriminatorColumn;
/**
* <code>orm.xml</code> discriminator column
*/
public class GenericOrmDiscriminatorColumn
extends AbstractOrmNamedColumn<XmlDiscriminatorColumn, OrmDiscriminatorColumn.Owner>
implements OrmDiscriminatorColumn
{
protected DiscriminatorType specifiedDiscriminatorType;
protected DiscriminatorType defaultDiscriminatorType;
protected Integer specifiedLength;
protected int defaultLength;
public GenericOrmDiscriminatorColumn(XmlContextNode parent, OrmDiscriminatorColumn.Owner owner) {
super(parent, owner);
this.specifiedDiscriminatorType = this.buildSpecifiedDiscriminatorType();
this.specifiedLength = this.buildSpecifiedLength();
}
// ********** synchronize/update **********
@Override
public void synchronizeWithResourceModel() {
super.synchronizeWithResourceModel();
this.setSpecifiedDiscriminatorType_(this.buildSpecifiedDiscriminatorType());
this.setSpecifiedLength_(this.buildSpecifiedLength());
}
@Override
public void update() {
super.update();
this.setDefaultDiscriminatorType(this.buildDefaultDiscriminatorType());
this.setDefaultLength(this.buildDefaultLength());
}
// ********** XML column **********
@Override
public XmlDiscriminatorColumn getXmlColumn() {
return this.owner.getXmlColumn();
}
@Override
protected XmlDiscriminatorColumn buildXmlColumn() {
return this.owner.buildXmlColumn();
}
@Override
protected void removeXmlColumn() {
this.owner.removeXmlColumn();
}
// ********** discriminator type **********
public DiscriminatorType getDiscriminatorType() {
return (this.specifiedDiscriminatorType != null) ? this.specifiedDiscriminatorType : this.defaultDiscriminatorType;
}
public DiscriminatorType getSpecifiedDiscriminatorType() {
return this.specifiedDiscriminatorType;
}
public void setSpecifiedDiscriminatorType(DiscriminatorType discriminatorType) {
if (this.valuesAreDifferent(this.specifiedDiscriminatorType, discriminatorType)) {
XmlDiscriminatorColumn xmlColumn = this.getXmlColumnForUpdate();
this.setSpecifiedDiscriminatorType_(discriminatorType);
xmlColumn.setDiscriminatorType(DiscriminatorType.toOrmResourceModel(discriminatorType));
this.removeXmlColumnIfUnset();
}
}
protected void setSpecifiedDiscriminatorType_(DiscriminatorType discriminatorType) {
DiscriminatorType old = this.specifiedDiscriminatorType;
this.specifiedDiscriminatorType = discriminatorType;
this.firePropertyChanged(SPECIFIED_DISCRIMINATOR_TYPE_PROPERTY, old, discriminatorType);
}
protected DiscriminatorType buildSpecifiedDiscriminatorType() {
XmlDiscriminatorColumn xmlColumn = this.getXmlColumn();
return (xmlColumn == null) ? null : DiscriminatorType.fromOrmResourceModel(xmlColumn.getDiscriminatorType());
}
public DiscriminatorType getDefaultDiscriminatorType() {
return this.defaultDiscriminatorType;
}
protected void setDefaultDiscriminatorType(DiscriminatorType discriminatorType) {
DiscriminatorType old = this.defaultDiscriminatorType;
this.defaultDiscriminatorType = discriminatorType;
this.firePropertyChanged(DEFAULT_DISCRIMINATOR_TYPE_PROPERTY, old, discriminatorType);
}
protected DiscriminatorType buildDefaultDiscriminatorType() {
return this.owner.getDefaultDiscriminatorType();
}
// ********** length **********
public int getLength() {
return (this.specifiedLength != null) ? this.specifiedLength.intValue() : this.defaultLength;
}
public Integer getSpecifiedLength() {
return this.specifiedLength;
}
public void setSpecifiedLength(Integer length) {
if (this.valuesAreDifferent(this.specifiedLength, length)) {
XmlDiscriminatorColumn xmlColumn = this.getXmlColumnForUpdate();
this.setSpecifiedLength_(length);
xmlColumn.setLength(length);
this.removeXmlColumnIfUnset();
}
}
protected void setSpecifiedLength_(Integer length) {
Integer old = this.specifiedLength;
this.specifiedLength = length;
this.firePropertyChanged(SPECIFIED_LENGTH_PROPERTY, old, length);
}
protected Integer buildSpecifiedLength() {
XmlDiscriminatorColumn xmlColumn = this.getXmlColumn();
return (xmlColumn == null) ? null : xmlColumn.getLength();
}
public int getDefaultLength() {
return this.defaultLength;
}
protected void setDefaultLength(int defaultLength) {
int old = this.defaultLength;
this.defaultLength = defaultLength;
this.firePropertyChanged(DEFAULT_LENGTH_PROPERTY, old, defaultLength);
}
protected int buildDefaultLength() {
return this.owner.getDefaultLength();
}
// ********** validation **********
public boolean isResourceSpecified() {
return this.getXmlColumn() != null;
}
}
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