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Java > Open Source Codes > org > apache > bcel > generic > LCMP


1 /*
2  * Copyright 2000-2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17 package org.apache.bcel.generic;
18
19 /**
20  * LCMP - Compare longs:
21  * <PRE>Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 -&gt;</PRE>
22  * ..., result <= -1, 0, 1>
23  *
24  * @version $Id: LCMP.java 386056 2006-03-15 11:31:56Z tcurdt $
25  * @author <A HREF="mailto:m.dahm@gmx.de">M. Dahm</A>
26  */
27 public class LCMP extends Instruction implements TypedInstruction, StackProducer, StackConsumer {
28
29     public LCMP() {
30         super(org.apache.bcel.Constants.LCMP, (short) 1);
31     }
32
33
34     /** @return Type.LONG
35      */
36     public Type getType( ConstantPoolGen cp ) {
37         return Type.LONG;
38     }
39
40
41     /**
42      * Call corresponding visitor method(s). The order is:
43      * Call visitor methods of implemented interfaces first, then
44      * call methods according to the class hierarchy in descending order,
45      * i.e., the most specific visitXXX() call comes last.
46      *
47      * @param v Visitor object
48      */
49     public void accept( Visitor v ) {
50         v.visitTypedInstruction(this);
51         v.visitStackProducer(this);
52         v.visitStackConsumer(this);
53         v.visitLCMP(this);
54     }
55 }
56
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