/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.language;
import org.teiid.language.visitor.LanguageObjectVisitor;
public class Join extends BaseLanguageObject implements TableReference {
public enum JoinType {
INNER_JOIN,
CROSS_JOIN,
LEFT_OUTER_JOIN,
RIGHT_OUTER_JOIN,
FULL_OUTER_JOIN
}
private TableReference leftItem;
private TableReference rightItem;
private JoinType joinType;
private Condition condition;
public Join(TableReference left, TableReference right, JoinType joinType, Condition criteria) {
this.leftItem = left;
this.rightItem = right;
this.joinType = joinType;
this.condition = criteria;
}
public TableReference getLeftItem() {
return leftItem;
}
public TableReference getRightItem() {
return rightItem;
}
public JoinType getJoinType() {
return this.joinType;
}
public Condition getCondition() {
return condition;
}
public void acceptVisitor(LanguageObjectVisitor visitor) {
visitor.visit(this);
}
public void setLeftItem(TableReference item) {
this.leftItem = item;
}
public void setRightItem(TableReference item) {
this.rightItem = item;
}
public void setJoinType(JoinType type) {
this.joinType = type;
}
public void setCondition(Condition criteria) {
this.condition = criteria;
}
}