voonhous commented on code in PR #13724:
URL: https://github.com/apache/hudi/pull/13724#discussion_r2352111984
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hudi-common/src/main/java/org/apache/hudi/io/storage/HFileReaderFactory.java:
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@@ -55,9 +58,34 @@ public HFileReaderFactory(HoodieStorage storage,
public HFileReader createHFileReader() throws IOException {
final long fileSize = determineFileSize();
final SeekableDataInputStream inputStream = createInputStream(fileSize);
+
+ if (shouldEnableBlockCaching()) {
+ HFileReaderConfig config = createHFileReaderConfig();
+ String filePath = getFilePath();
+ return new CachingHFileReaderImpl(inputStream, fileSize, filePath,
config);
+ }
+
return new HFileReaderImpl(inputStream, fileSize);
}
+ private boolean shouldEnableBlockCaching() {
+ return metadataConfig.getHFileBlockCacheEnabled();
+ }
+
+ private HFileReaderConfig createHFileReaderConfig() {
+ int blockCacheSize = metadataConfig.getHFileBlockCacheSize();
+ int cacheTtlMinutes = metadataConfig.getHFileBlockCacheTTLMinutes();
+ return new HFileReaderConfig(blockCacheSize, cacheTtlMinutes);
+ }
+
+ private String getFilePath() {
+ if (fileSource.isLeft()) {
+ return fileSource.asLeft().toString();
+ }
+ // For byte array content, use a hash-based identifier
+ return "bytes:" + Arrays.hashCode(fileSource.asRight());
Review Comment:
Let's track this in a separate PR too.
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