code: public ServerSideEncryptionByDefault withSSEAlgorithm(SSEAlgorithm sseAlgorithm) {
          setSSEAlgorithm(sseAlgorithm == null ? null : sseAlgorithm.toString());
          return this;
      }
docs: Sets the server-side encryption algorithm to use for the default encryption.
  
  @param sseAlgorithm SSE algorithm to use.
  @return This object for method chaining.