[GitHub] [arrow] emkornfield commented on a change in pull request #8290: ARROW-10119: [C++] Fix Parquet crashes on invalid input

[GitBox]

emkornfield commented on a change in pull request #8290:
URL: https://github.com/apache/arrow/pull/8290#discussion_r496358278



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File path: cpp/src/parquet/column_reader.cc
##########
@@ -374,14 +381,10 @@ std::shared_ptr<Page> SerializedPageReader::NextPage() {
 
       page_buffer = decryption_buffer_;
     }
-    // Uncompress it if we need to
-    if (decompressor_ != nullptr) {
-      page_buffer = DecompressPage(compressed_len, uncompressed_len, 
page_buffer->data());
-    }
 
-    const PageType::type page_type = LoadEnumSafe(&current_page_header_.type);
+    current_page_type_ = LoadEnumSafe(&current_page_header_.type);

Review comment:
       sorry, its not immediately obvious why thi sis becoming a member?




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