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MAPREDUCE-7494. File stream leak when LineRecordReader is interrupted (#7117)

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Contributed by Davin Tjong
This commit is contained in:
Davin Tjong 2024-10-16 03:41:18 -07:00 committed by GitHub
parent 9321e322d2
commit 78a08b3b78
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3 changed files with 44 additions and 37 deletions
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BIN
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/.LineRecordReader.java.swp Normal file
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2
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/LineRecordReader.java
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@ -302,6 +302,8 @@ public synchronized void close() throws IOException {
try {
if (in != null) {
in.close();
} else if (fileIn != null) {
fileIn.close();
}
} finally {
if (decompressor != null) {

5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/lib/input/LineRecordReader.java
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@ -99,6 +99,7 @@ public void initialize(InputSplit genericSplit,
MRJobConfig.INPUT_FILE_MANDATORY_PREFIX);
fileIn = FutureIO.awaitFuture(builder.build());
try {
CompressionCodec codec = new CompressionCodecFactory(job).getCodec(file);
if (null!=codec) {
isCompressedInput = true;
@ -138,6 +139,10 @@ public void initialize(InputSplit genericSplit,
start += in.readLine(new Text(), 0, maxBytesToConsume(start));
}
this.pos = start;
} catch (Exception e) {
fileIn.close();
throw e;
}
}