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FS: ignore AccessDeniedException when measuring timestamp resolution 

It seems on cygwin creating a file under a writable directory can fail
with AccessDeniedException. Log a warning in this case and fallback to
worst case timestamp resolution of 2 seconds.

Bug: 548648
Change-Id: Ic50c31ce9dc9ccadd4db5247df929418ac62d45c
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
This commit is contained in:
Matthias Sohn 2019-06-26 09:10:31 +02:00
parent 09fec1a102
commit be66222d1a
1 changed files with 3 additions and 0 deletions
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3
org.eclipse.jgit/src/org/eclipse/jgit/util/FS.java
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@ -56,6 +56,7 @@
import java.io.OutputStream;
import java.io.PrintStream;
import java.nio.charset.Charset;
import java.nio.file.AccessDeniedException;
import java.nio.file.FileStore;
import java.nio.file.Files;
import java.nio.file.Path;
@ -312,6 +313,8 @@ private static Optional<Duration> measureFsTimestampResolution(
Duration resolution = Duration.between(t1.toInstant(), t2.toInstant());
saveFileTimeResolution(s, resolution);
return Optional.of(resolution);
} catch (AccessDeniedException e) {
LOG.warn(e.getLocalizedMessage(), e); // see bug 548648
} catch (IOException | TimeoutException e) {
LOG.error(e.getLocalizedMessage(), e);
} catch (InterruptedException e) {