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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   */
18  package org.apache.bcel.classfile;
19  
20  import java.io.DataOutputStream;
21  import java.io.IOException;
22  
23  import org.apache.bcel.Const;
24  
25  /**
26   * @since 6.0
27   */
28  public class ClassElementValue extends ElementValue
29  {
30      // For primitive types and string type, this points to the value entry in
31      // the cpool
32      // For 'class' this points to the class entry in the cpool
33      private final int idx;
34  
35      public ClassElementValue(final int type, final int idx, final ConstantPool cpool)
36      {
37          super(type, cpool);
38          this.idx = idx;
39      }
40  
41      public int getIndex()
42      {
43          return idx;
44      }
45  
46      public String getClassString()
47      {
48          final ConstantUtf8 c = (ConstantUtf8) super.getConstantPool().getConstant(idx,
49                  Const.CONSTANT_Utf8);
50          return c.getBytes();
51      }
52  
53      @Override
54      public String stringifyValue()
55      {
56          final ConstantUtf8 cu8 = (ConstantUtf8) super.getConstantPool().getConstant(idx,
57                  Const.CONSTANT_Utf8);
58          return cu8.getBytes();
59      }
60  
61      @Override
62      public void dump(final DataOutputStream dos) throws IOException
63      {
64          dos.writeByte(super.getType()); // u1 kind of value
65          dos.writeShort(idx);
66      }
67  }