@Override
    public Entry<K, V> next() {
      Map.Entry<byte[], byte[]> next = wrapped.next();
      return new Entry<>(keySerializer.fromBytes(next.getKey()), valSerializer.fromBytes(next.getValue()));
    }
An in-memory store that supports range queries.

@param <K> the type of keys in the store
@param <V> the type of values in the store
samza-core/src/test/java/org/apache/samza/operators/impl/store/TestInMemoryStore.java