1/*
2 * Javassist, a Java-bytecode translator toolkit.
3 * Copyright (C) 1999-2007 Shigeru Chiba. All Rights Reserved.
4 *
5 * The contents of this file are subject to the Mozilla Public License Version
6 * 1.1 (the "License"); you may not use this file except in compliance with
7 * the License.  Alternatively, the contents of this file may be used under
8 * the terms of the GNU Lesser General Public License Version 2.1 or later.
9 *
10 * Software distributed under the License is distributed on an "AS IS" basis,
11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 * for the specific language governing rights and limitations under the
13 * License.
14 */
15
16package javassist.compiler.ast;
17
18import javassist.compiler.CompileError;
19
20/**
21 * Binary expression.
22 *
23 * <p>If the operator is +, the right node might be null.
24 * See TypeChecker.atBinExpr().
25 */
26public class BinExpr extends Expr {
27    /* operator must be either of:
28     * ||, &&, |, ^, &, ==, !=, <=, >=, <, >,
29     * <<, >>, >>>, +, -, *, /, %
30     */
31
32    private BinExpr(int op, ASTree _head, ASTList _tail) {
33        super(op, _head, _tail);
34    }
35
36    public static BinExpr makeBin(int op, ASTree oprand1, ASTree oprand2) {
37        return new BinExpr(op, oprand1, new ASTList(oprand2));
38    }
39
40    public void accept(Visitor v) throws CompileError { v.atBinExpr(this); }
41}
42