[findbugs] Fix potential NPE in DiffStat generation

James Moger

2014-04-17 dfd6f5d75aebd7a0a41305831ec6d194ae092f5d

 src/main/java/com/gitblit/utils/ObjectCache.java

@@ -54,6 +54,10 @@
      }

   }



   public void clear() {

      cache.clear();

   }



   public boolean hasCurrent(String name, Date date) {

      return cache.containsKey(name) && cache.get(name).date.compareTo(date) == 0;

   }