code: @Override
      public java.util.concurrent.Future<DeleteItemResult> deleteItemAsync(String tableName, java.util.Map<String, AttributeValue> key) {
  
          return deleteItemAsync(new DeleteItemRequest().withTableName(tableName).withKey(key));
      }
docs: Simplified method form for invoking the DeleteItem operation.
  
  @see #deleteItemAsync(DeleteItemRequest)