1/*
2 * reserved comment block
3 * DO NOT REMOVE OR ALTER!
4 */
5/*
6 * Licensed to the Apache Software Foundation (ASF) under one or more
7 * contributor license agreements.  See the NOTICE file distributed with
8 * this work for additional information regarding copyright ownership.
9 * The ASF licenses this file to You under the Apache License, Version 2.0
10 * (the "License"); you may not use this file except in compliance with
11 * the License.  You may obtain a copy of the License at
12 *
13 *      http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 */
21
22package com.sun.org.apache.bcel.internal.generic;
23
24import com.sun.org.apache.bcel.internal.Constants;
25import com.sun.org.apache.bcel.internal.ExceptionConstants;
26
27/**
28 * INVOKESTATIC - Invoke a class (static) method
29 *
30 * <PRE>Stack: ..., [arg1, [arg2 ...]] -&gt; ...</PRE>
31 *
32 * @author  <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
33 */
34public class INVOKESTATIC extends InvokeInstruction {
35  /**
36   * Empty constructor needed for the Class.newInstance() statement in
37   * Instruction.readInstruction(). Not to be used otherwise.
38   */
39  INVOKESTATIC() {}
40
41  public INVOKESTATIC(int index) {
42    super(Constants.INVOKESTATIC, index);
43  }
44
45  public Class[] getExceptions() {
46    Class[] cs = new Class[2 + ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length];
47
48    System.arraycopy(ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION, 0,
49                     cs, 0, ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length);
50
51    cs[ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length] = ExceptionConstants.UNSATISFIED_LINK_ERROR;
52    cs[ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length+1] = ExceptionConstants.INCOMPATIBLE_CLASS_CHANGE_ERROR;
53
54    return cs;
55  }
56
57
58  /**
59   * Call corresponding visitor method(s). The order is:
60   * Call visitor methods of implemented interfaces first, then
61   * call methods according to the class hierarchy in descending order,
62   * i.e., the most specific visitXXX() call comes last.
63   *
64   * @param v Visitor object
65   */
66  public void accept(Visitor v) {
67    v.visitExceptionThrower(this);
68    v.visitTypedInstruction(this);
69    v.visitStackConsumer(this);
70    v.visitStackProducer(this);
71    v.visitLoadClass(this);
72    v.visitCPInstruction(this);
73    v.visitFieldOrMethod(this);
74    v.visitInvokeInstruction(this);
75    v.visitINVOKESTATIC(this);
76  }
77}
78