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GC: delete empty directories after purging loose objects 

In order to limit the number of directories we check for emptiness only
consider fanout directories which contained unreferenced loose objects
we deleted in the same gc run.

Change-Id: Idf8d512867ee1c8ed40bd55752122ce83a98ffa2
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
This commit is contained in:
Matthias Sohn 2017-01-30 01:24:45 +01:00
parent a11bb03127
commit 18cda3888c
1 changed files with 7 additions and 0 deletions
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7
org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/GC.java
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@ -475,12 +475,19 @@ public void prune(Set<ObjectId> objectsToKeep) throws IOException,
// loose objects. Make a last check, though, to avoid deleting objects
// that could have been referenced while the candidates list was being
// built (by an incoming push, for example).
Set<File> touchedFanout = new HashSet<>();
for (File f : deletionCandidates.values()) {
if (f.lastModified() < expireDate) {
f.delete();
touchedFanout.add(f.getParentFile());
}
}
for (File f : touchedFanout) {
FileUtils.delete(f,
FileUtils.EMPTY_DIRECTORIES_ONLY | FileUtils.IGNORE_ERRORS);
}
repo.getObjectDatabase().close();
}