@Override
  public void put(K key, V value) {
    map.put(keySerde.toBytes(key), valSerde.toBytes(value));
  }
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