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Don't block in GC#gc until garbage collection finished 

Let GC#gc return collection of newly created packs as CompletableFuture
to enable using gc() asynchronously.

Change-Id: I3627014fd458c738cfe54225e631d6f7d9cfb1a7
This commit is contained in:
Matthias Sohn 2021-11-27 00:16:34 +01:00
parent 06db8e2ad4
commit 26fb2b7f08
17 changed files with 72 additions and 79 deletions
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2
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/revwalk/BitmappedObjectReachabilityTest.java
View File

@ -23,7 +23,7 @@ ObjectReachabilityChecker getChecker(
// GC generates the bitmaps
GC gc = new GC(repository.getRepository());
gc.setAuto(false);
gc.gc();
gc.gc().get();
return new BitmappedObjectReachabilityChecker(
repository.getRevWalk().toObjectWalkWithSameObjects());

2
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/revwalk/BitmappedReachabilityCheckerTest.java
View File

@ -25,7 +25,7 @@ protected ReachabilityChecker getChecker(
// GC generates the bitmaps
GC gc = new GC(repo.getRepository());
gc.setAuto(false);
gc.gc();
gc.gc().get();
// This is null when the test didn't create any branch
assertNotNull("Probably the test didn't define any ref",

36
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcBasicPackingTest.java
View File

@ -54,7 +54,7 @@ public void testPackRepoWithNoRefs(boolean aggressive) throws Exception {
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
configureGc(gc, aggressive);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
@ -72,7 +72,7 @@ public void testPack2Commits(boolean aggressive) throws Exception {
assertEquals(8, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
configureGc(gc, aggressive);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);
@ -93,7 +93,7 @@ public void testPack2Commits_noPackFolder(boolean aggressive) throws Exception {
assertEquals(8, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
configureGc(gc, aggressive);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);
@ -112,7 +112,7 @@ public void testPackAllObjectsInOnePack(boolean aggressive)
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
configureGc(gc, aggressive);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
@ -120,7 +120,7 @@ public void testPackAllObjectsInOnePack(boolean aggressive)
assertEquals(1, stats.numberOfBitmaps);
// Do the gc again and check that it hasn't changed anything
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
@ -140,7 +140,7 @@ public void testPackCommitsAndLooseOne(boolean aggressive)
assertEquals(8, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
configureGc(gc, aggressive);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);
@ -168,7 +168,7 @@ public void testNotPackTwice(boolean aggressive) throws Exception {
gc.setExpireAgeMillis(0);
fsTick();
configureGc(gc, aggressive);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
@ -187,7 +187,7 @@ public void testDonePruneTooYoungPacks() throws Exception {
bb2.commit().message("M").add("M", "M").create();
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
@ -207,7 +207,7 @@ public void testDonePruneTooYoungPacks() throws Exception {
// The old packfile is too young to be deleted. We should end up with
// two pack files
gc.setExpire(new Date(oldPackfile.lastModified() - 1));
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
// if objects exist in multiple packFiles then they are counted multiple
@ -218,7 +218,7 @@ public void testDonePruneTooYoungPacks() throws Exception {
// repack again but now without a grace period for loose objects. Since
// we don't have loose objects anymore this shouldn't change anything
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
// if objects exist in multiple packFiles then they are counted multiple
@ -233,7 +233,7 @@ public void testDonePruneTooYoungPacks() throws Exception {
// we want to keep newly-loosened objects though
gc.setExpireAgeMillis(-1);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(1, stats.numberOfLooseObjects);
// if objects exist in multiple packFiles then they are counted multiple
@ -252,7 +252,7 @@ public void testImmediatePruning() throws Exception {
bb2.commit().message("M").add("M", "M").create();
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
fsTick();
@ -273,7 +273,7 @@ public void testImmediatePruning() throws Exception {
//And we don't want to keep packs full of dead objects
gc.setPackExpireAgeMillis(0);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(6, stats.numberOfPackedObjects);
@ -284,7 +284,7 @@ public void testImmediatePruning() throws Exception {
public void testPreserveAndPruneOldPacks() throws Exception {
testPreserveOldPacks();
configureGc(gc, false).setPrunePreserved(true);
gc.gc();
gc.gc().get();
assertFalse(repo.getObjectDatabase().getPreservedDirectory().exists());
}
@ -295,7 +295,7 @@ private void testPreserveOldPacks() throws Exception {
// pack loose object into packfile
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
PackFile oldPackfile = tr.getRepository().getObjectDatabase().getPacks()
.iterator().next().getPackFile();
assertTrue(oldPackfile.exists());
@ -308,7 +308,7 @@ private void testPreserveOldPacks() throws Exception {
// preserved directory
gc.setPackExpireAgeMillis(0);
configureGc(gc, false).setPreserveOldPacks(true);
gc.gc();
gc.gc().get();
File preservedPackFile = oldPackfile.createPreservedForDirectory(
repo.getObjectDatabase().getPreservedDirectory());
@ -330,7 +330,7 @@ public void testPruneAndRestoreOldPacks() throws Exception {
configureGc(gc, false);
gc.setExpireAgeMillis(0);
gc.setPackExpireAgeMillis(0);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
@ -347,7 +347,7 @@ public void testPruneAndRestoreOldPacks() throws Exception {
// Repack with only orphaned commit, so packfile will be pruned
configureGc(gc, false).setPreserveOldPacks(true);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);

14
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcConcurrentTest.java
View File

@ -110,7 +110,7 @@ public void repackAndGetStats() throws Exception {
test.commit().add("a", "a").create();
GC gc1 = new GC(tr.getRepository());
gc1.setPackExpireAgeMillis(0);
gc1.gc();
gc1.gc().get();
test.commit().add("b", "b").create();
// Create a new Repository instance and trigger a gc
@ -120,7 +120,7 @@ public void repackAndGetStats() throws Exception {
tr.getRepository().getDirectory());
GC gc2 = new GC(r2);
gc2.setPackExpireAgeMillis(0);
gc2.gc();
gc2.gc().get();
new GC(tr.getRepository()).getStatistics();
}
@ -133,7 +133,7 @@ public void repackAndUploadPack() throws Exception {
GC gc1 = new GC(tr.getRepository());
gc1.setPackExpireAgeMillis(0);
gc1.gc();
gc1.gc().get();
RevCommit b = test.commit().add("b", "b").create();
@ -141,7 +141,7 @@ public void repackAndUploadPack() throws Exception {
tr.getRepository().getDirectory());
GC gc2 = new GC(r2);
gc2.setPackExpireAgeMillis(0);
gc2.gc();
gc2.gc().get();
// Simulate parts of an UploadPack. This is the situation on
// server side (e.g. gerrit) when clients are
@ -172,7 +172,7 @@ public void repackAndCheckBitmapUsage() throws Exception {
FileRepository repository = tr.getRepository();
GC gc1 = new GC(repository);
gc1.setPackExpireAgeMillis(0);
gc1.gc();
gc1.gc().get();
String oldPackName = getSinglePack(repository).getPackName();
RevCommit b = test.commit().add("b", "b").create();
@ -180,7 +180,7 @@ public void repackAndCheckBitmapUsage() throws Exception {
FileRepository repository2 = new FileRepository(repository.getDirectory());
GC gc2 = new GC(repository2);
gc2.setPackExpireAgeMillis(0);
gc2.gc();
gc2.gc().get();
String newPackName = getSinglePack(repository2).getPackName();
// make sure gc() has caused creation of a new packfile
assertNotEquals(oldPackName, newPackName);
@ -210,7 +210,7 @@ public void testInterruptGc() throws Exception {
long start = System.currentTimeMillis();
System.out.println("starting gc");
latch.countDown();
Collection<Pack> r = gc.gc();
Collection<Pack> r = gc.gc().get();
System.out.println(
"gc took " + (System.currentTimeMillis() - start) + " ms");
return r;

8
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcDeleteEmptyRefsFoldersTest.java
View File

@ -48,7 +48,7 @@ public void emptyRefFoldersAreDeleted() throws Exception {
setLastModifiedTime(fileTime, heads, REF_FOLDER_02);
assertTrue(refDir01.toFile().exists());
assertTrue(refDir02.toFile().exists());
gc.gc();
gc.gc().get();
assertFalse(refDir01.toFile().exists());
assertFalse(refDir01.getParent().toFile().exists());
@ -68,7 +68,7 @@ public void emptyRefFoldersSkipFiles() throws Exception {
setLastModifiedTime(fileTime, heads, REF_FOLDER_02);
assertTrue(refDir01.toFile().exists());
assertTrue(refDir02.toFile().exists());
gc.gc();
gc.gc().get();
assertTrue(Files.exists(refFile));
}
@ -88,7 +88,7 @@ public void emptyRefFoldersAreKeptIfTheyAreTooRecent()
Path refDir02 = Files.createDirectories(heads.resolve(REF_FOLDER_02));
assertTrue(refDir01.toFile().exists());
assertTrue(refDir02.toFile().exists());
gc.gc();
gc.gc().get();
assertTrue(refDir01.toFile().exists());
assertTrue(refDir02.toFile().exists());
@ -104,7 +104,7 @@ public void nonEmptyRefsFoldersAreKept() throws Exception {
assertTrue(refDir02.toFile().exists());
assertTrue(ref01.toFile().exists());
assertTrue(ref02.toFile().exists());
gc.gc();
gc.gc().get();
assertTrue(refDir01.toFile().exists());
assertTrue(refDir02.toFile().exists());
assertTrue(ref01.toFile().exists());

4
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcDirCacheSavesObjectsTest.java
View File

@ -25,7 +25,7 @@ public void testDirCacheSavesObjects() throws Exception {
stats = gc.getStatistics();
assertEquals(9, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(1, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);
@ -43,7 +43,7 @@ public void testDirCacheSavesObjectsWithPruneNow() throws Exception {
assertEquals(0, stats.numberOfPackedObjects);
gc.setExpireAgeMillis(0);
fsTick();
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);

4
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcKeepFilesTest.java
View File

@ -30,7 +30,7 @@ public void testKeepFiles() throws Exception {
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
assertEquals(0, stats.numberOfPackFiles);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
@ -48,7 +48,7 @@ public void testKeepFiles() throws Exception {
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
assertEquals(1, stats.numberOfPackFiles);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);

10
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcOrphanFilesTest.java
View File

@ -50,7 +50,7 @@ public void bitmapAndIdxDeletedButPackNot() throws Exception {
createFileInPackFolder(BITMAP_File_1);
createFileInPackFolder(IDX_File_2);
createFileInPackFolder(PACK_File_3);
gc.gc();
gc.gc().get();
assertFalse(new File(packDir, BITMAP_File_1).exists());
assertFalse(new File(packDir, IDX_File_2).exists());
assertTrue(new File(packDir, PACK_File_3).exists());
@ -62,7 +62,7 @@ public void bitmapDeletedButIdxAndPackNot() throws Exception {
createFileInPackFolder(IDX_File_2);
createFileInPackFolder(PACK_File_2);
createFileInPackFolder(PACK_File_3);
gc.gc();
gc.gc().get();
assertFalse(new File(packDir, BITMAP_File_1).exists());
assertTrue(new File(packDir, IDX_File_2).exists());
assertTrue(new File(packDir, PACK_File_2).exists());
@ -72,7 +72,7 @@ public void bitmapDeletedButIdxAndPackNot() throws Exception {
@Test
public void malformedIdxNotDeleted() throws Exception {
createFileInPackFolder(IDX_File_malformed);
gc.gc();
gc.gc().get();
assertTrue(new File(packDir, IDX_File_malformed).exists());
}
@ -84,7 +84,7 @@ public void keepPreventsDeletionOfIndexFilesForMissingPackFile()
createFileInPackFolder(BITMAP_File_2);
createFileInPackFolder(KEEP_File_2);
createFileInPackFolder(PACK_File_3);
gc.gc();
gc.gc().get();
assertFalse(new File(packDir, BITMAP_File_1).exists());
assertTrue(new File(packDir, BITMAP_File_2).exists());
assertTrue(new File(packDir, IDX_File_2).exists());
@ -102,6 +102,6 @@ private void createFileInPackFolder(String fileName) throws IOException {
@Test
public void noSuchPackFolder() throws Exception {
assertTrue(packDir.delete());
gc.gc();
gc.gc().get();
}
}

2
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcPruneNonReferencedTest.java
View File

@ -80,7 +80,7 @@ public void testPackCommitsAndLooseOneWithPruneNow() throws Exception {
assertEquals(0, stats.numberOfPackedObjects);
gc.setExpireAgeMillis(0);
fsTick();
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertNoEmptyFanoutDirectories();
assertEquals(0, stats.numberOfLooseObjects);

6
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcReflogTest.java
View File

@ -59,7 +59,7 @@ public void testPackRepoWithCorruptReflog() throws Exception {
.create();
// make sure HEAD exists
Git.wrap(repo).checkout().setName("refs/heads/master").call();
gc.gc();
gc.gc().get();
}
@Test
@ -78,7 +78,7 @@ public void testPackCommitsAndLooseOneNoReflog() throws Exception {
FileUtils.delete(
new File(repo.getDirectory(), "logs/refs/heads/master"),
FileUtils.RETRY | FileUtils.SKIP_MISSING);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(4, stats.numberOfLooseObjects);
@ -104,7 +104,7 @@ public void testPackCommitsAndLooseOneWithPruneNowNoReflog()
new File(repo.getDirectory(), "logs/refs/heads/master"),
FileUtils.RETRY | FileUtils.SKIP_MISSING);
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);

4
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/GcTemporaryFilesTest.java
View File

@ -50,7 +50,7 @@ public void oldTempPacksAndIdxAreDeleted() throws Exception {
- 24 * 60 * 62 * 1000;
tempIndex.setLastModified(_24HoursBefore);
tempPack.setLastModified(_24HoursBefore);
gc.gc();
gc.gc().get();
assertFalse(tempIndex.exists());
assertFalse(tempPack.exists());
}
@ -66,7 +66,7 @@ public void recentTempPacksAndIdxAreNotDeleted() throws Exception {
assertTrue(tempIndex.createNewFile());
assertTrue(tempIndex.exists());
assertTrue(tempPack.exists());
gc.gc();
gc.gc().get();
assertTrue(tempIndex.exists());
assertTrue(tempPack.exists());
}

4
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/ObjectDirectoryTest.java
View File

@ -126,7 +126,7 @@ public void testScanningForPackfiles() throws Exception {
// setup a repo which has at least one pack file and trigger
// scanning of the packs directory
ObjectId id = commitFile("file.txt", "test", "master").getId();
gc.gc();
gc.gc().get();
assertFalse(receivingDB.getObjectDatabase().has(unknownID));
assertTrue(receivingDB.getObjectDatabase().hasPackedObject(id));
@ -155,7 +155,7 @@ public void testScanningForPackfiles() throws Exception {
// trigger a gc. This will create packfiles which have likely the
// same mtime than the packfolder
gc.gc();
gc.gc().get();
// To deal with racy-git situations JGit's Filesnapshot class will
// report a file/folder potentially dirty if

10
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/PackFileSnapshotTest.java
View File

@ -25,8 +25,6 @@
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.nio.file.StandardOpenOption;
//import java.nio.file.attribute.BasicFileAttributes;
import java.text.ParseException;
import java.time.Instant;
import java.util.Collection;
import java.util.Iterator;
@ -281,8 +279,7 @@ private Path copyPack(Path base, String srcSuffix, String dstSuffix)
}
private Pack repackAndCheck(int compressionLevel, String oldName,
Long oldLength, AnyObjectId oldChkSum)
throws IOException, ParseException {
Long oldLength, AnyObjectId oldChkSum) throws Exception {
Pack p = getSinglePack(gc(compressionLevel));
File pf = p.getPackFile();
// The following two assumptions should not cause the test to fail. If
@ -305,8 +302,7 @@ private Pack getSinglePack(Collection<Pack> packs) {
return p;
}
private Collection<Pack> gc(int compressionLevel)
throws IOException, ParseException {
private Collection<Pack> gc(int compressionLevel) throws Exception {
GC gc = new GC(db);
PackConfig pc = new PackConfig(db.getConfig());
pc.setCompressionLevel(compressionLevel);
@ -322,7 +318,7 @@ private Collection<Pack> gc(int compressionLevel)
gc.setPackConfig(pc);
gc.setExpireAgeMillis(0);
gc.setPackExpireAgeMillis(0);
return gc.gc();
return gc.gc().get();
}
}

13
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/PackWriterTest.java
View File

@ -28,7 +28,6 @@
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.ParseException;
import java.time.Duration;
import java.util.ArrayList;
import java.util.Arrays;
@ -232,15 +231,13 @@ public void testIgnoreNonExistingObjects() throws IOException {
* Use a repo with bitmap indexes because then PackWriter will use
* PackWriterBitmapWalker which had problems with this situation.
*
* @throws IOException
* @throws ParseException
* @throws Exception
*/
@Test
public void testIgnoreNonExistingObjectsWithBitmaps() throws IOException,
ParseException {
public void testIgnoreNonExistingObjectsWithBitmaps() throws Exception {
final ObjectId nonExisting = ObjectId
.fromString("0000000000000000000000000000000000000001");
new GC(db).gc();
new GC(db).gc().get();
createVerifyOpenPack(NONE, haves(nonExisting), false, true, true);
// shouldn't throw anything
}
@ -732,11 +729,11 @@ private FileRepository setUpRepoWithMultiplePackfiles() throws Exception {
gc.setPackExpireAgeMillis(Long.MAX_VALUE);
gc.setExpireAgeMillis(Long.MAX_VALUE);
// Creates packfile P1 (containing C1, T1)
gc.gc();
gc.gc().get();
// Creates 1 object (C2 commit)
git.commit().setMessage("Second commit").call();
// Creates packfile P2 (containing C1, T1, C2)
gc.gc();
gc.gc().get();
// Create 1 object (C3 commit)
git.commit().setMessage("Third commit").call();
}

6
org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/pack/GcCommitSelectionTest.java
View File

@ -74,7 +74,7 @@ private void testBitmapSpansNoMerges(boolean withTags) throws Exception {
gc.setPackExpireAgeMillis(0); // immediately delete old packs
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
assertEquals(currentCommits * 3, // commit/tree/object
gc.getStatistics().numberOfPackedObjects);
assertEquals(currentCommits + " commits: ", expectedBitmapCount,
@ -138,7 +138,7 @@ public void testBitmapSpansWithMerges() throws Exception {
gc.setPackExpireAgeMillis(0); // immediately delete old packs
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
assertEquals(currentCommits + " commits: ", expectedBitmapCount,
gc.getStatistics().numberOfBitmaps);
}
@ -179,7 +179,7 @@ public void testBitmapsForExcessiveBranches() throws Exception {
// Excessive branch history pruning, one old branch.
gc.setPackExpireAgeMillis(0); // immediately delete old packs
gc.setExpireAgeMillis(0);
gc.gc();
gc.gc().get();
assertEquals(
commitsForSparseBranch + commitsForFullBranch
+ commitsForShallowBranches,

6
org.eclipse.jgit/src/org/eclipse/jgit/api/GarbageCollectCommand.java
View File

@ -14,6 +14,7 @@
import java.text.ParseException;
import java.util.Date;
import java.util.Properties;
import java.util.concurrent.ExecutionException;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.api.errors.JGitInternalException;
@ -176,9 +177,10 @@ public Properties call() throws GitAPIException {
gc.setExpire(expire);
try {
gc.gc();
gc.gc().get();
return toProperties(gc.getStatistics());
} catch (ParseException e) {
} catch (ParseException | InterruptedException
| ExecutionException e) {
throw new JGitInternalException(JGitText.get().gcFailed, e);
}
} else if (repo instanceof DfsRepository) {

20
org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/GC.java
View File

@ -12,8 +12,8 @@
import static org.eclipse.jgit.internal.storage.pack.PackExt.BITMAP_INDEX;
import static org.eclipse.jgit.internal.storage.pack.PackExt.INDEX;
import static org.eclipse.jgit.internal.storage.pack.PackExt.PACK;
import static org.eclipse.jgit.internal.storage.pack.PackExt.KEEP;
import static org.eclipse.jgit.internal.storage.pack.PackExt.PACK;
import java.io.File;
import java.io.FileOutputStream;
@ -46,8 +46,9 @@
import java.util.Objects;
import java.util.Set;
import java.util.TreeMap;
import java.util.concurrent.Callable;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.function.Supplier;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;
@ -214,19 +215,18 @@ public GC(FileRepository repo) {
* If the configuration parameter "gc.pruneexpire" couldn't be
* parsed
*/
// TODO(ms): change signature and return Future<Collection<Pack>>
@SuppressWarnings("FutureReturnValueIgnored")
public Collection<Pack> gc() throws IOException, ParseException {
public CompletableFuture<Collection<Pack>> gc()
throws IOException, ParseException {
if (!background) {
return doGc();
return CompletableFuture.completedFuture(doGc());
}
final GcLog gcLog = new GcLog(repo);
if (!gcLog.lock()) {
// there is already a background gc running
return Collections.emptyList();
return CompletableFuture.completedFuture(Collections.emptyList());
}
Callable<Collection<Pack>> gcTask = () -> {
Supplier<Collection<Pack>> gcTask = () -> {
try {
Collection<Pack> newPacks = doGc();
if (automatic && tooManyLooseObjects()) {
@ -251,9 +251,7 @@ public Collection<Pack> gc() throws IOException, ParseException {
}
return Collections.emptyList();
};
// TODO(ms): change signature and return the Future
executor().submit(gcTask);
return Collections.emptyList();
return CompletableFuture.supplyAsync(gcTask, executor());
}
private ExecutorService executor() {