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1   /*
2    * Copyright (c) 1994, 2003, Oracle and/or its affiliates. All rights reserved.
3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4    *
5    * This code is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU General Public License version 2 only, as
7    * published by the Free Software Foundation.  Oracle designates this
8    * particular file as subject to the "Classpath" exception as provided
9    * by Oracle in the LICENSE file that accompanied this code.
10   *
11   * This code is distributed in the hope that it will be useful, but WITHOUT
12   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14   * version 2 for more details (a copy is included in the LICENSE file that
15   * accompanied this code).
16   *
17   * You should have received a copy of the GNU General Public License version
18   * 2 along with this work; if not, write to the Free Software Foundation,
19   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20   *
21   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22   * or visit www.oracle.com if you need additional information or have any
23   * questions.
24   */
25  
26  package sun.tools.asm;
27  
28  import sun.tools.java.*;
29  import java.io.IOException;
30  import java.io.DataOutputStream;
31  
32  /**
33   * This is a class constant pool item.
34   *
35   * WARNING: The contents of this source file are not part of any
36   * supported API.  Code that depends on them does so at its own risk:
37   * they are subject to change or removal without notice.
38   */
39  final
40  class ClassConstantData extends ConstantPoolData {
41      String name;
42  
43      /**
44       * Constructor
45       */
46  
47      ClassConstantData(ConstantPool tab, ClassDeclaration clazz) {
48          String sig = clazz.getType().getTypeSignature();
49          // sig is like "Lfoo/bar;", name is like "foo/bar".
50          // We assume SIG_CLASS and SIG_ENDCLASS are 1 char each.
51          name = sig.substring(1, sig.length()-1);
52          tab.put(name);
53      }
54  
55      // REMIND: this case should eventually go away.
56      ClassConstantData(ConstantPool tab, Type t) {
57          name = t.getTypeSignature();
58          tab.put(name);
59      }
60  
61      /**
62       * Write the constant to the output stream
63       */
64      void write(Environment env, DataOutputStream out, ConstantPool tab) throws IOException {
65          out.writeByte(CONSTANT_CLASS);
66          out.writeShort(tab.index(name));
67      }
68  
69      /**
70       * Return the order of the constant
71       */
72      int order() {
73          return 1;
74      }
75  
76      public String toString() {
77          return "ClassConstantData[" + name + "]";
78      }
79  }