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/*******************************************************************************
* Copyright (c) 2010, 2012 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.common.core.utility.TextRange;
import org.eclipse.jpt.jpa.core.context.ReadOnlyJoinColumn;
import org.eclipse.jpt.jpa.core.context.XmlContextNode;
import org.eclipse.jpt.jpa.core.context.orm.OrmReadOnlyJoinColumn;
import org.eclipse.jpt.jpa.core.context.orm.OrmVirtualJoinColumn;
import org.eclipse.jpt.jpa.core.internal.context.MappingTools;
import org.eclipse.jpt.jpa.core.internal.context.NamedColumnTextRangeResolver;
import org.eclipse.jpt.jpa.core.internal.context.orm.AbstractOrmVirtualBaseColumn;
import org.eclipse.jpt.jpa.core.internal.context.orm.OrmJoinColumnTextRangeResolver;
import org.eclipse.jpt.jpa.db.Column;
import org.eclipse.jpt.jpa.db.Table;
/**
* <code>orm.xml</code> virtual join column
*/
public class GenericOrmVirtualJoinColumn
extends AbstractOrmVirtualBaseColumn<OrmReadOnlyJoinColumn.Owner, ReadOnlyJoinColumn>
implements OrmVirtualJoinColumn
{
protected final ReadOnlyJoinColumn overriddenColumn;
protected String specifiedReferencedColumnName;
protected String defaultReferencedColumnName;
public GenericOrmVirtualJoinColumn(XmlContextNode parent, OrmReadOnlyJoinColumn.Owner owner, ReadOnlyJoinColumn overriddenColumn) {
super(parent, owner);
this.overriddenColumn = overriddenColumn;
}
// ********** synchronize/update **********
@Override
public void update() {
super.update();
this.setSpecifiedReferencedColumnName(this.buildSpecifiedReferencedColumnName());
this.setDefaultReferencedColumnName(this.buildDefaultReferencedColumnName());
}
// ********** column **********
@Override
public ReadOnlyJoinColumn getOverriddenColumn() {
return this.overriddenColumn;
}
// ********** referenced column name **********
public String getReferencedColumnName() {
return (this.specifiedReferencedColumnName != null) ? this.specifiedReferencedColumnName : this.defaultReferencedColumnName;
}
public String getSpecifiedReferencedColumnName() {
return this.specifiedReferencedColumnName;
}
protected void setSpecifiedReferencedColumnName(String name) {
String old = this.specifiedReferencedColumnName;
this.specifiedReferencedColumnName = name;
this.firePropertyChanged(SPECIFIED_REFERENCED_COLUMN_NAME_PROPERTY, old, name);
}
protected String buildSpecifiedReferencedColumnName() {
return this.getOverriddenColumn().getSpecifiedReferencedColumnName();
}
public String getDefaultReferencedColumnName() {
return this.defaultReferencedColumnName;
}
protected void setDefaultReferencedColumnName(String name) {
String old = this.defaultReferencedColumnName;
this.defaultReferencedColumnName = name;
this.firePropertyChanged(DEFAULT_REFERENCED_COLUMN_NAME_PROPERTY, old, name);
}
protected String buildDefaultReferencedColumnName() {
return MappingTools.buildJoinColumnDefaultReferencedColumnName(this.owner);
}
// ********** database stuff **********
public Table getReferencedColumnDbTable() {
return this.owner.getReferencedColumnDbTable();
}
protected Column getReferencedDbColumn() {
Table table = this.getReferencedColumnDbTable();
return (table == null) ? null : table.getColumnForIdentifier(this.getReferencedColumnName());
}
public boolean referencedColumnIsResolved() {
return this.getReferencedDbColumn() != null;
}
// ********** validation **********
public TextRange getReferencedColumnNameTextRange() {
return this.getValidationTextRange();
}
@Override
protected NamedColumnTextRangeResolver buildTextRangeResolver() {
return new OrmJoinColumnTextRangeResolver(this);
}
}
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