[GitHub] [arrow] andersonm-ibm commented on a diff in pull request #12778: ARROW-14114: [C++][Parquet] Fix multi-threaded read of PME files

[GitBox <gi...@apache.org>]

andersonm-ibm commented on code in PR #12778:
URL: https://github.com/apache/arrow/pull/12778#discussion_r864574139


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cpp/src/parquet/encryption/encryption_internal.h:
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@@ -88,8 +88,9 @@ class AesDecryptor {
   explicit AesDecryptor(ParquetCipher::type alg_id, int key_len, bool metadata,
                         bool contains_length = true);
 
-  static AesDecryptor* Make(ParquetCipher::type alg_id, int key_len, bool metadata,
-                            std::vector<AesDecryptor*>* all_decryptors);
+  static std::shared_ptr<AesDecryptor> Make(

Review Comment:
   Sorry, I thought if would be enough to add the description of the `all_decryptors `member.
   



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