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HADOOP-15416. Clear error message in S3Guard diff if source not found. Contributed by Gabor Bota.

This commit is contained in:
Sean Mackrory 2018-06-22 11:36:36 -06:00
parent 6432128622
commit 55fad6a3de
1 changed files with 3 additions and 1 deletions
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4
hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/s3guard/S3GuardTool.java
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@ -805,7 +805,9 @@ public abstract class S3GuardTool extends Configured implements Tool {
*/ */
private void compareDir(FileStatus msDir, FileStatus s3Dir, private void compareDir(FileStatus msDir, FileStatus s3Dir,
PrintStream out) throws IOException { PrintStream out) throws IOException {
Preconditions.checkArgument(!(msDir == null && s3Dir == null)); Preconditions.checkArgument(!(msDir == null && s3Dir == null),
"The path does not exist in metadata store and on s3.");
if (msDir != null && s3Dir != null) { if (msDir != null && s3Dir != null) {
Preconditions.checkArgument(msDir.getPath().equals(s3Dir.getPath()), Preconditions.checkArgument(msDir.getPath().equals(s3Dir.getPath()),
String.format("The path from metadata store and s3 are different:" + String.format("The path from metadata store and s3 are different:" +