viirya commented on a change in pull request #2297:
URL: https://github.com/apache/hadoop/pull/2297#discussion_r494550809
##########
File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/compress/snappy/SnappyCompressor.java
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@@ -291,9 +283,17 @@ public long getBytesWritten() {
public void end() {
}
- private native static void initIDs();
-
- private native int compressBytesDirect();
-
- public native static String getLibraryName();
+ private int compressDirectBuf() throws IOException {
+ if (uncompressedDirectBufLen == 0) {
+ return 0;
+ } else {
+ // Set the position and limit of `uncompressedDirectBuf` for reading
+ uncompressedDirectBuf.limit(uncompressedDirectBufLen).position(0);
+ int size = Snappy.compress((ByteBuffer) uncompressedDirectBuf,
+ (ByteBuffer) compressedDirectBuf);
+ uncompressedDirectBufLen = 0;
+ uncompressedDirectBuf.limit(directBufferSize).position(0);
Review comment:
done. thanks.
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