libjava/gnu/gcj/runtime/FileDeleter.java

   1 /* Copyright (C) 2000  Free Software Foundation
   2
   3    This file is part of libgcj.
   4
   5 This software is copyrighted work licensed under the terms of the
   6 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   7 details.  */
   8
   9 package gnu.gcj.runtime;
  10
  11 import java.io.*;
  12 import java.util.*;
  13
  14 public final class FileDeleter
  15 {
  16   public synchronized static void add (File f)
  17   {
  18     if (deleteOnExitStack == null)
  19       deleteOnExitStack = new Stack ();
  20
  21     deleteOnExitStack.push (f);
  22   }
  23
  24   // Helper method called by java.lang.Runtime.exit() to perform
  25   // pending deletions.
  26   public synchronized static void deleteOnExitNow ()
  27   {
  28     if (deleteOnExitStack != null)
  29       while (!deleteOnExitStack.empty ())
  30         ((File)(deleteOnExitStack.pop ())).delete ();
  31   }
  32
  33   // A stack of files to delete upon normal termination.
  34   private static Stack deleteOnExitStack;
  35 }