/*
* Copyright (c) 2013, OpenCloudDB/MyCAT and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software;Designed and Developed mainly by many Chinese
* opensource volunteers. you can redistribute it and/or modify it under the
* terms of the GNU General Public License version 2 only, as published by the
* Free Software Foundation.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Any questions about this component can be directed to it's project Web address
* https://code.google.com/p/opencloudb/.
*
*/
package com.akiban.sql.parser;
import com.akiban.sql.StandardException;
/**
* A TestConstraintNode is used to determine when a constraint
* has been violated.
*
*/
public class TestConstraintNode extends UnaryLogicalOperatorNode
{
private String sqlState;
private String tableName;
private String constraintName;
/**
* Initializer for a TestConstraintNode
*
* @param booleanValue The operand of the constraint test
* @param sqlState The SQLState of the exception to throw if the
* constraint has failed
* @param tableName The name of the table that the constraint is on
* @param constraintName The name of the constraint being checked
*/
public void init(Object booleanValue,
Object sqlState,
Object tableName,
Object constraintName)
throws StandardException {
super.init(booleanValue, "throwExceptionIfFalse");
this.sqlState = (String)sqlState;
this.tableName = (String)tableName;
this.constraintName = (String)constraintName;
}
/**
* Fill this node with a deep copy of the given node.
*/
public void copyFrom(QueryTreeNode node) throws StandardException {
super.copyFrom(node);
TestConstraintNode other = (TestConstraintNode)node;
this.sqlState = other.sqlState;
this.tableName = other.tableName;
this.constraintName = other.constraintName;
}
}