/*
* Kodkod -- Copyright (c) 2005-present, Emina Torlak
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package kodkod.engine.fol2sat;
import kodkod.ast.LeafExpression;
/**
* Thrown when a node contains an undeclared variable or a relation with no bounds.
* @specfield leaf: LeafExpression // the unbound leaf that caused the exception to be thrown
* @author Emina Torlak
*/
public final class UnboundLeafException extends RuntimeException {
private final LeafExpression leaf;
private static final long serialVersionUID = 2472395272061454465L;
/**
* Constructs an UnboundLeafException for the given leaf.
* @ensures this.leaf' = leaf
*/
UnboundLeafException(String msg, LeafExpression leaf) {
super(msg + ": " +leaf);
this.leaf = leaf;
}
/**
* Returns this.leaf.
* @return this.leaf
*/
public LeafExpression leaf() {
return leaf;
}
}