--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/EDU/oswego/cs/dl/util/concurrent/TimeoutException.java	Sat Mar 21 11:00:06 2009 +0000
@@ -0,0 +1,48 @@
+/*
+  File: TimeoutException.java
+
+  Originally written by Doug Lea and released into the public domain.
+  This may be used for any purposes whatsoever without acknowledgment.
+  Thanks for the assistance and support of Sun Microsystems Labs,
+  and everyone contributing, testing, and using this code.
+
+  History:
+  Date       Who                What
+  29Jun1998  dl               Create public version
+   4Aug1998  dl               Change to extend InterruptedException
+*/
+
+package EDU.oswego.cs.dl.util.concurrent;
+
+/**
+ * Thrown by synchronization classes that report
+ * timeouts via exceptions. The exception is treated
+ * as a form (subclass) of InterruptedException. This both
+ * simplifies handling, and conceptually reflects the fact that
+ * timed-out operations are artificially interrupted by timers.
+ **/
+
+public class TimeoutException extends InterruptedException {
+
+  /** 
+   * The approximate time that the operation lasted before 
+   * this timeout exception was thrown.
+   **/
+
+  public final long duration;
+  /**
+   * Constructs a TimeoutException with given duration value.
+   **/
+  public TimeoutException(long time) {
+    duration = time;
+  }
+
+  /**
+     * Constructs a TimeoutException with the
+     * specified duration value and detail message.
+     */
+  public TimeoutException(long time, String message) {
+    super(message);
+    duration = time;
+  }
+}