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https://issues.apache.org/jira/browse/PARQUET-1229?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17112833#comment-17112833
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ASF GitHub Bot commented on PARQUET-1229:
-----------------------------------------
ggershinsky commented on a change in pull request #776:
URL: https://github.com/apache/parquet-mr/pull/776#discussion_r428465094
##########
File path:
parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileReader.java
##########
@@ -705,22 +797,39 @@ public ParquetFileReader(Configuration conf, Path file,
ParquetMetadata footer)
paths.put(ColumnPath.get(col.getPath()), col);
}
this.crc = options.usePageChecksumVerification() ? new CRC32() : null;
+ this.fileDecryptor = fileMetaData.getFileDecryptor();
}
public ParquetFileReader(InputFile file, ParquetReadOptions options) throws
IOException {
+ this(file, options, null);
+ }
+
+ public ParquetFileReader(InputFile file, ParquetReadOptions options,
+ FileDecryptionProperties fileDecryptionProperties) throws IOException {
this.converter = new ParquetMetadataConverter(options);
this.file = file;
this.f = file.newStream();
this.options = options;
+ if ((null == fileDecryptionProperties) && (file instanceof
HadoopInputFile)) {
+ HadoopInputFile hadoopFile = (HadoopInputFile) file;
+ fileDecryptionProperties = getDecryptionProperties(hadoopFile.getPath(),
hadoopFile.getConfiguration());
Review comment:
We need the file `Path` in order to create the file decryption
properties. `ParquetReadOptions` and `HadoopReadOptions` don't keep/handle the
file paths.
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> parquet-mr code changes for encryption support
> ----------------------------------------------
>
> Key: PARQUET-1229
> URL: https://issues.apache.org/jira/browse/PARQUET-1229
> Project: Parquet
> Issue Type: Sub-task
> Components: parquet-mr
> Reporter: Gidon Gershinsky
> Assignee: Gidon Gershinsky
> Priority: Major
> Labels: pull-request-available
>
> Addition of encryption/decryption support to the existing Parquet classes and
> APIs
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