agent/src/share/classes/sun/jvm/hotspot/oops/Symbol.java

*** 45,55 ****
  
    private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
      Type type  = db.lookupType("Symbol");
      length     = type.getCIntegerField("_length");
      baseOffset = type.getField("_body").getOffset();
!     idHash = type.getCIntegerField("_identity_hash");
    }
  
    // Format:
    //   [header]
    //   [klass ]
--- 45,55 ----
  
    private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
      Type type  = db.lookupType("Symbol");
      length     = type.getCIntegerField("_length");
      baseOffset = type.getField("_body").getOffset();
!     idHash = type.getJShortField("_identity_hash");
    }
  
    // Format:
    //   [header]
    //   [klass ]
*** 79,91 ****
  
    public byte getByteAt(long index) {
      return addr.getJByteAt(baseOffset + index);
    }
  
!   private static CIntegerField idHash;
  
!   public int identityHash() { return     (int)idHash.getValue(this.addr); }
  
    public boolean equals(byte[] modUTF8Chars) {
      int l = (int) getLength();
      if (l != modUTF8Chars.length) return false;
      while (l-- > 0) {
--- 79,91 ----
  
    public byte getByteAt(long index) {
      return addr.getJByteAt(baseOffset + index);
    }
  
!   private static JShortField idHash;
  
!   public short identityHash() { return     (short)idHash.getValue(this.addr); }
  
    public boolean equals(byte[] modUTF8Chars) {
      int l = (int) getLength();
      if (l != modUTF8Chars.length) return false;
      while (l-- > 0) {