HADOOP-15850. CopyCommitter#concatFileChunks should check that the blocks per chunk is not 0. Contributed by Ted Yu.
Signed-off-by: Wei-Chiu Chuang <weichiu@apache.org>
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@ -73,6 +73,7 @@ public class CopyCommitter extends FileOutputCommitter {
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private boolean overwrite = false;
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private boolean targetPathExists = true;
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private boolean ignoreFailures = false;
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private int blocksPerChunk = 0;
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/**
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* Create a output committer
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@ -83,6 +84,9 @@ public class CopyCommitter extends FileOutputCommitter {
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*/
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public CopyCommitter(Path outputPath, TaskAttemptContext context) throws IOException {
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super(outputPath, context);
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blocksPerChunk = context.getConfiguration().getInt(
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DistCpOptionSwitch.BLOCKS_PER_CHUNK.getConfigLabel(), 0);
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LOG.debug("blocks per chunk {}", blocksPerChunk);
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this.taskAttemptContext = context;
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}
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@ -97,7 +101,9 @@ public void commitJob(JobContext jobContext) throws IOException {
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ignoreFailures = conf.getBoolean(
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DistCpOptionSwitch.IGNORE_FAILURES.getConfigLabel(), false);
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concatFileChunks(conf);
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if (blocksPerChunk > 0) {
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concatFileChunks(conf);
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}
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super.commitJob(jobContext);
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@ -85,10 +85,6 @@ public static void destroy() {
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@Before
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public void createMetaFolder() throws IOException {
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config.set(DistCpConstants.CONF_LABEL_META_FOLDER, "/meta");
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// Unset listing file path since the config is shared by
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// multiple tests, and some test doesn't set it, such as
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// testNoCommitAction, but the distcp code will check it.
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config.set(DistCpConstants.CONF_LABEL_LISTING_FILE_PATH, "");
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Path meta = new Path("/meta");
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cluster.getFileSystem().mkdirs(meta);
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}
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