1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.bcel.classfile;
18
19 import java.io.DataInput;
20 import java.io.IOException;
21
22 import org.apache.bcel.Const;
23
24 /**
25 * This class represents a constant pool reference to a method.
26 */
27 public final class ConstantMethodref extends ConstantCP {
28
29 /**
30 * Initialize from another object.
31 *
32 * @param c Source to copy.
33 */
34 public ConstantMethodref(final ConstantMethodref c) {
35 super(Const.CONSTANT_Methodref, c.getClassIndex(), c.getNameAndTypeIndex());
36 }
37
38 /**
39 * Initialize instance from input data.
40 *
41 * @param input input stream
42 * @throws IOException if an I/O error occurs.
43 */
44 ConstantMethodref(final DataInput input) throws IOException {
45 super(Const.CONSTANT_Methodref, input);
46 }
47
48 /**
49 * @param classIndex Reference to the class containing the method
50 * @param nameAndTypeIndex and the method signature
51 */
52 public ConstantMethodref(final int classIndex, final int nameAndTypeIndex) {
53 super(Const.CONSTANT_Methodref, classIndex, nameAndTypeIndex);
54 }
55
56 /**
57 * Called by objects that are traversing the nodes of the tree implicitly defined by the contents of a Java class.
58 * I.e., the hierarchy of methods, fields, attributes, etc. spawns a tree of objects.
59 *
60 * @param v Visitor object
61 */
62 @Override
63 public void accept(final Visitor v) {
64 v.visitConstantMethodref(this);
65 }
66 }