/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999-2007 Shigeru Chiba. All Rights Reserved.
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. Alternatively, the contents of this file may be used under
* the terms of the GNU Lesser General Public License Version 2.1 or later.
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*/
package javassist.compiler.ast;
import javassist.compiler.
CompileError;
/**
* A node of a a binary tree. This class provides concrete methods
* overriding abstract methods in ASTree.
*/
public class
Pair extends
ASTree {
protected
ASTree left,
right;
public
Pair(
ASTree _left,
ASTree _right) {
left =
_left;
right =
_right;
}
public void
accept(
Visitor v) throws
CompileError {
v.
atPair(this); }
public
String toString() {
StringBuffer sbuf = new
StringBuffer();
sbuf.
append("(<Pair> ");
sbuf.
append(
left == null ? "<null>" :
left.
toString());
sbuf.
append(" . ");
sbuf.
append(
right == null ? "<null>" :
right.
toString());
sbuf.
append(')');
return
sbuf.
toString();
}
public
ASTree getLeft() { return
left; }
public
ASTree getRight() { return
right; }
public void
setLeft(
ASTree _left) {
left =
_left; }
public void
setRight(
ASTree _right) {
right =
_right; }
}