src/java.base/share/classes/sun/reflect/ConstantPool.java

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 43,59 ****
--- 43,120 ----
    public Field    getFieldAt         (int index) { return getFieldAt0         (constantPoolOop, index); }
    public Field    getFieldAtIfLoaded (int index) { return getFieldAtIfLoaded0 (constantPoolOop, index); }
    // Fetches the class name, member (field, method or interface
    // method) name, and type descriptor as an array of three Strings
    public String[] getMemberRefInfoAt (int index) { return getMemberRefInfoAt0 (constantPoolOop, index); }
+   // Fetches the name and type from name_and_type index as an array of two Strings
+   public String[] getNameAndTypeRefInfoAt
+                                      (int index) { return getNameAndTypeRefInfoAt0 (constantPoolOop, index); }
+   // Fetches the invokedynamic name and type descriptor as an array of two Strings
+   public String[] getInvokedynamicRefInfoAt
+                                      (int index) { return getInvokedynamicRefInfoAt0 (constantPoolOop, index); }
    public int      getIntAt           (int index) { return getIntAt0           (constantPoolOop, index); }
    public long     getLongAt          (int index) { return getLongAt0          (constantPoolOop, index); }
    public float    getFloatAt         (int index) { return getFloatAt0         (constantPoolOop, index); }
    public double   getDoubleAt        (int index) { return getDoubleAt0        (constantPoolOop, index); }
    public String   getStringAt        (int index) { return getStringAt0        (constantPoolOop, index); }
    public String   getUTF8At          (int index) { return getUTF8At0          (constantPoolOop, index); }
+   public Tag      getTagAt           (int index) { return Tag.valueOf(
+                                                           getTagAt0           (constantPoolOop, index));}
  
+   public static enum Tag {
+       UTF8,
+       INTEGER,
+       FLOAT,
+       LONG,
+       DOUBLE,
+       CLASS,
+       STRING,
+       FIELDREF,
+       METHODREF,
+       INTERFACEMETHODREF,
+       NAMEANDTYPE,
+       METHODHANDLE,
+       METHODTYPE,
+       INVOKEDYNAMIC,
+       INVALID,
+       UNRESOLVED_CLASS,
+       CLASS_INDEX,
+       STRING_INDEX,
+       UNRESOLVED_CLASS_IN_ERROR,
+       METHODHANDLE_IN_ERROR,
+       METHODTYPE_IN_ERROR;
+ 
+       private static Tag valueOf(byte v) {
+           switch (v) {
+               case   0: return INVALID;
+               case   1: return UTF8;
+               case   3: return INTEGER;
+               case   4: return FLOAT;
+               case   5: return LONG;
+               case   6: return DOUBLE;
+               case   7: return CLASS;
+               case   8: return STRING;
+               case   9: return FIELDREF;
+               case  10: return METHODREF;
+               case  11: return INTERFACEMETHODREF;
+               case  12: return NAMEANDTYPE;
+               case  15: return METHODHANDLE;
+               case  16: return METHODTYPE;
+               case  18: return INVOKEDYNAMIC;
+               // The tags 100 - 105 are hotspot specific ones
+               // (not from JVM spec) used in constantTag.hpp
+               case 100: return UNRESOLVED_CLASS;
+               case 101: return CLASS_INDEX;
+               case 102: return STRING_INDEX;
+               case 103: return UNRESOLVED_CLASS_IN_ERROR;
+               case 104: return METHODHANDLE_IN_ERROR;
+               case 105: return METHODTYPE_IN_ERROR;
+               default:
+                   throw new IllegalArgumentException("Unknown constant pool tag " + v);
+           }
+       }
+    }
    //---------------------------------------------------------------------------
    // Internals only below this point
    //
  
    static {
*** 69,80 ****
--- 130,146 ----
    private native Member   getMethodAt0        (Object constantPoolOop, int index);
    private native Member   getMethodAtIfLoaded0(Object constantPoolOop, int index);
    private native Field    getFieldAt0         (Object constantPoolOop, int index);
    private native Field    getFieldAtIfLoaded0 (Object constantPoolOop, int index);
    private native String[] getMemberRefInfoAt0 (Object constantPoolOop, int index);
+   private native String[] getNameAndTypeRefInfoAt0
+                                               (Object constantPoolOop, int index);
+   private native String[] getInvokedynamicRefInfoAt0
+                                               (Object constantPoolOop, int index);
    private native int      getIntAt0           (Object constantPoolOop, int index);
    private native long     getLongAt0          (Object constantPoolOop, int index);
    private native float    getFloatAt0         (Object constantPoolOop, int index);
    private native double   getDoubleAt0        (Object constantPoolOop, int index);
    private native String   getStringAt0        (Object constantPoolOop, int index);
    private native String   getUTF8At0          (Object constantPoolOop, int index);
+   private native byte     getTagAt0           (Object constantPoolOop, int index);
  }