emkornfield commented on a change in pull request #8023:
URL: https://github.com/apache/arrow/pull/8023#discussion_r475376926
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File path: cpp/src/parquet/encryption.h
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@@ -47,15 +47,15 @@ using ColumnPathToEncryptionPropertiesMap =
class PARQUET_EXPORT DecryptionKeyRetriever {
public:
- virtual std::string GetKey(const std::string& key_metadata) const = 0;
Review comment:
would making those members `mutable` make sense instead?
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