src/main/java/org/jboss/util/TimedCachePolicy.java
public Object get(Object key) 
   {
      TimedEntry entry = (TimedEntry) entryMap.get(key);
      if( entry == null )
         return null;

      if( entry.isCurrent(now) == false )
      {   // Try to refresh the entry
         if( entry.refresh() == false )
         {   // Failed, remove the entry and return null
            entry.destroy();
            entryMap.remove(key);
            return null;
         }
      }
      Object value = entry.getValue();
      return value;
   }
public Object get(Object key) 
   {
      TimedEntry entry = (TimedEntry) entryMap.get(key);
      if( entry == null )
         return null;

      if( entry.isCurrent(now) == false )
      {   // Try to refresh the entry
         if( entry.refresh() == false )
         {   // Failed, remove the entry and return null
            entry.destroy();
            entryMap.remove(key);
            return null;
         }
      }
      Object value = entry.getValue();
      return value;
   }
Get the cache value for key if it has not expired. If the TimedEntry
is expired its destroy method is called and then removed from the cache.
@return the TimedEntry value or the original value if it was not an
instance of TimedEntry if key is in the cache, null otherwise.