1 /*
   2  * Copyright (c) 2017, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package jdk.experimental.bytecode;
  25 
  26 public enum PoolTag {
  27     CONSTANT_UTF8(1),
  28     CONSTANT_UNICODE(2),
  29     CONSTANT_INTEGER(3),
  30     CONSTANT_FLOAT(4),
  31     CONSTANT_LONG(5),
  32     CONSTANT_DOUBLE(6),
  33     CONSTANT_CLASS(7),
  34     CONSTANT_STRING(8),
  35     CONSTANT_FIELDREF(9),
  36     CONSTANT_METHODREF(10),
  37     CONSTANT_INTERFACEMETHODREF(11),
  38     CONSTANT_NAMEANDTYPE(12),
  39     CONSTANT_METHODHANDLE(15),
  40     CONSTANT_METHODTYPE(16),
  41     CONSTANT_DYNAMIC(17),
  42     CONSTANT_INVOKEDYNAMIC(18);
  43 
  44     public final int tag;
  45 
  46     PoolTag(int tag) {
  47         this.tag = tag;
  48     }
  49 
  50     static PoolTag from(int tag) {
  51         return values()[tag - 1];
  52     }
  53 }