Add an helper to discard a value from cache

ca8d6b1f · Hugo Beauzée-Luyssen · b75e9ac5 · ca8d6b1f
Commit ca8d6b1f authored May 22, 2014 by Hugo Beauzée-Luyssen
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src/Cache.h src/Cache.h +10 -0

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--- a/src/Cache.h
+++ b/src/Cache.h
@@ -110,6 +110,16 @@ class Cache
            Store.clear();
        }

+        static bool discard( const typename CACHEPOLICY::KeyType& key )
+        {
+            std::lock_guard<std::mutex> lock( Mutex );
+            auto it = Store.find( key );
+            if ( it != Store.end() )
+                return false;
+            Store.erase( it );
+            return true;
+        }
+
    protected:
        /*
         * Create a new instance of the cache class.