/*
*
* SchemaCrawler
* http://sourceforge.net/projects/schemacrawler
* Copyright (c) 2000-2009, Sualeh Fatehi.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
package schemacrawler.crawl;
import schemacrawler.schema.Column;
import schemacrawler.schema.ForeignKey;
import schemacrawler.schema.ForeignKeyColumnMap;
import schemacrawler.schema.WeakAssociations;
/**
* Represents a foreign-key mapping to a primary key in another table.
*
* @author Sualeh Fatehi
*/
class MutableWeakAssociations
implements WeakAssociations
{
private static final long serialVersionUID = 4121411795974895671L;
private final NamedObjectList<MutableForeignKeyColumnMap> columnPairs = new NamedObjectList<MutableForeignKeyColumnMap>(NamedObjectSort.natural);
/**
* {@inheritDoc}
*
* @see WeakAssociations#getColumnPairs()
* @see ForeignKey#getColumnPairs()
*/
public ForeignKeyColumnMap[] getColumnPairs()
{
return columnPairs.getAll().toArray(new ForeignKeyColumnMap[columnPairs
.size()]);
}
void addColumnPair(final Column pkColumn, final Column fkColumn)
{
final String fkColumnMapName = pkColumn.getName() + "."
+ fkColumn.getName();
final MutableForeignKeyColumnMap fkColumnPair = new MutableForeignKeyColumnMap(fkColumn
.getParent(),
fkColumnMapName);
fkColumnPair.setKeySequence(1);
fkColumnPair.setPrimaryKeyColumn(pkColumn);
fkColumnPair.setForeignKeyColumn(fkColumn);
columnPairs.add(fkColumnPair);
}
}