1 /*
   2  * Copyright 2000 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  *
  23  */
  24 
  25 package sun.jvm.hotspot.code;
  26 
  27 import java.io.*;
  28 
  29 /** A ConstantLongValue describes a constant long; i.e., the
  30     corresponding logical entity is either a source constant or its
  31     computation has been constant-folded. */
  32 
  33 public class ConstantLongValue extends ScopeValue {
  34   private long value;
  35 
  36   public ConstantLongValue(long value) {
  37     this.value = value;
  38   }
  39 
  40   public boolean isConstantLong() {
  41     return true;
  42   }
  43 
  44   public long getValue() {
  45     return value;
  46   }
  47 
  48   /** Serialization of debugging information */
  49   ConstantLongValue(DebugInfoReadStream stream) {
  50     value = stream.readLong();
  51   }
  52 
  53   // FIXME: not yet implementable
  54   // void write_on(DebugInfoWriteStream* stream);
  55 
  56   // Printing
  57 
  58   public void print() {
  59     printOn(System.out);
  60   }
  61 
  62   public void printOn(PrintStream tty) {
  63     tty.print(value);
  64   }
  65 }