/*
* $Id: LeftJoin.java,v 1.2 2006/04/09 12:13:12 laddi Exp $
* Created on 5.10.2004
*
* Copyright (C) 2004 Idega Software hf. All Rights Reserved.
*
* This software is the proprietary information of Idega hf.
* Use is subject to license terms.
*/
package com.idega.data.query;
import java.util.HashSet;
import java.util.Set;
import com.idega.data.query.output.Output;
import com.idega.data.query.output.Outputable;
import com.idega.data.query.output.ToStringer;
/**
*
* Last modified: $Date: 2006/04/09 12:13:12 $ by $Author: laddi $
*
* @author <a href="mailto:gummi@idega.com">Gudmundur Agust Saemundsson</a>
* @version $Revision: 1.2 $
*/
public class LeftJoin implements Outputable {
private Column left, right;
public LeftJoin(Column left, Column right) {
this.left = left;
this.right = right;
}
public Column getLeftColumn() {
return this.left;
}
public Column getRightColumn() {
return this.right;
}
@Override
public void write(Output out) {
out.print(this.left.getTable())
.print(" left join ")
.print(this.right.getTable())
.print(" on ")
.print(this.left)
.print(" = ")
.print(this.right);
}
public Set<Table> getTables(){
Set<Table> s = new HashSet<Table>();
s.add(this.left.getTable());
s.add(this.right.getTable());
return s;
}
@Override
public String toString() {
return ToStringer.toString(this);
}
}