From 7006f016b5339f27a7c8f8fdcb94171a7b6e13a4 Mon Sep 17 00:00:00 2001
From: mdb <mdb@6335cc39-0255-0410-8fd6-9bcaacd3b74c>
Date: Wed, 31 Jan 2007 23:09:12 +0000
Subject: [PATCH] Added a convenience method, which I swear was not just an
 excuse to be able to say reference reference.

git-svn-id: https://samskivert.googlecode.com/svn/trunk@2045 6335cc39-0255-0410-8fd6-9bcaacd3b74c
---
 src/java/com/samskivert/util/ExpiringReference.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/java/com/samskivert/util/ExpiringReference.java b/src/java/com/samskivert/util/ExpiringReference.java
index 6ffd7b3f..7ae4c6e7 100644
--- a/src/java/com/samskivert/util/ExpiringReference.java
+++ b/src/java/com/samskivert/util/ExpiringReference.java
@@ -30,6 +30,15 @@ package com.samskivert.util;
  */
 public class ExpiringReference<T>
 {
+    /**
+     * Gets the value from an expiring reference but returns null if the supplied reference
+     * reference is null.
+     */
+    public static <T> T get (ExpiringReference<T> value)
+    {
+        return (value == null) ? null : value.getValue();
+    }
+
     /**
      * Creates an reference to the specified value that will expire in the
      * specified number of milliseconds.