MonitorValue.java

/*
 * Copyright (c) 2001, 2009, 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.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
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 */

package sun.jvm.hotspot.code;

import java.io.*;

public class MonitorValue {
  private ScopeValue owner;
  private Location   basicLock;
  private boolean    eliminated;

  // FIXME: not useful yet
  //  MonitorValue(ScopeValue* owner, Location basic_lock);

  public MonitorValue(DebugInfoReadStream stream) {
    basicLock = new Location(stream);
    owner     = ScopeValue.readFrom(stream);
    eliminated= stream.readBoolean();
  }

  public ScopeValue owner()     { return owner; }
  public Location   basicLock() { return basicLock; }
  public boolean   eliminated() { return eliminated; }

  // FIXME: not yet implementable
  //  void write_on(DebugInfoWriteStream* stream);

  public void printOn(PrintStream tty) {
    tty.print("monitor{");
    owner().printOn(tty);
    tty.print(",");
    basicLock().printOn(tty);
    tty.print("}");
    if (eliminated) {
      tty.print(" (eliminated)");
    }
  }
}