public boolean releaseExistsForSnapshot(Gav snapshotGav, Map<String, Object> context) {
for (Repository repository : repositoryRegistry.getRepositories()) {
// we need to filter for:
// repository that is MavenRepository and is hosted or proxy
// repository that has release policy
if (repository.getRepositoryKind().isFacetAvailable(MavenHostedRepository.class)
|| repository.getRepositoryKind().isFacetAvailable(MavenProxyRepository.class)) {
// actually, we don't care is it proxy or hosted, we only need to filter out groups and
// other
// "composite" reposes like shadows
MavenRepository mrepository = repository.adaptToFacet(MavenRepository.class);
// look in release reposes only
if (mrepository.isUserManaged()
&& RepositoryPolicy.RELEASE.equals(mrepository.getRepositoryPolicy())) {
try {
String releaseVersion = null;
// NEXUS-3148
if (snapshotGav.getBaseVersion().endsWith("-SNAPSHOT")) {
// "-SNAPSHOT" :== 9 chars
releaseVersion =
snapshotGav
.getBaseVersion()
.substring(0, snapshotGav.getBaseVersion().length() - 9);
} else {
// "SNAPSHOT" :== 8 chars
releaseVersion =
snapshotGav
.getBaseVersion()
.substring(0, snapshotGav.getBaseVersion().length() - 8);
}
Gav releaseGav =
new Gav(
snapshotGav.getGroupId(),
snapshotGav.getArtifactId(),
releaseVersion,
snapshotGav.getClassifier(),
snapshotGav.getExtension(),
null,
null,
null,
false,
null,
false,
null);
String path = mrepository.getGavCalculator().gavToPath(releaseGav);
ResourceStoreRequest req = new ResourceStoreRequest(path, true);
req.getRequestContext().putAll(context);
mrepository.retrieveItem(false, req);
return true;
} catch (ItemNotFoundException e) {
// nothing
} catch (Exception e) {
// nothing
}
}
}
}
return false;
}
public void doOnCollectionExit(WalkerContext context, StorageCollectionItem coll)
throws Exception {
if (getLogger().isDebugEnabled()) {
getLogger().debug("onCollectionExit() :: " + coll.getRepositoryItemUid().toString());
}
shouldProcessCollection = coll.getPath().endsWith("SNAPSHOT");
if (!shouldProcessCollection) {
return;
}
deletableSnapshotsAndFiles.clear();
remainingSnapshotsAndFiles.clear();
removeWholeGAV = false;
Gav gav = null;
Collection<StorageItem> items;
items = repository.list(false, coll);
HashSet<Long> versionsToRemove = new HashSet<Long>();
// gathering the facts
for (StorageItem item : items) {
if (!item.isVirtual() && !StorageCollectionItem.class.isAssignableFrom(item.getClass())) {
gav =
((MavenRepository) coll.getRepositoryItemUid().getRepository())
.getGavCalculator()
.pathToGav(item.getPath());
if (gav != null) {
// if we find a pom, check for delete on release
if (!gav.isHash() && !gav.isSignature() && gav.getExtension().equals("pom")) {
if (request.isRemoveIfReleaseExists()
&& releaseExistsForSnapshot(gav, item.getItemContext())) {
getLogger().debug("Found POM and release exists, removing whole gav.");
removeWholeGAV = true;
// Will break out and junk whole gav
break;
}
}
item.getItemContext().put(Gav.class.getName(), gav);
if (gav.getSnapshotTimeStamp() != null) {
getLogger().debug("Using GAV snapshot timestamp");
long itemTimestamp = gav.getSnapshotTimeStamp().longValue();
getLogger().debug("NOW is " + itemTimestamp);
// If this timestamp is already marked to be removed, junk it
if (versionsToRemove.contains(new Long(itemTimestamp))) {
addStorageFileItemToMap(deletableSnapshotsAndFiles, gav, (StorageFileItem) item);
} else {
getLogger()
.debug("itemTimestamp=" + itemTimestamp + ", dateTreshold=" + dateThreshold);
// if dateTreshold is not used (zero days) OR
// if itemTimestamp is less then dateTreshold (NB: both are positive!)
// below will the retentionCount overrule if needed this
if (-1 == dateThreshold || itemTimestamp < dateThreshold) {
versionsToRemove.add(new Long(itemTimestamp));
addStorageFileItemToMap(deletableSnapshotsAndFiles, gav, (StorageFileItem) item);
} else {
addStorageFileItemToMap(remainingSnapshotsAndFiles, gav, (StorageFileItem) item);
}
}
} else {
// If no timestamp on gav, then it is a non-unique snapshot
// and should _not_ be removed
getLogger()
.debug("GAV Snapshot timestamp not available, skipping non-unique snapshot");
addStorageFileItemToMap(remainingSnapshotsAndFiles, gav, (StorageFileItem) item);
}
}
}
}
// and doing the work here
if (removeWholeGAV) {
try {
for (StorageItem item : items) {
try {
// preserve possible subdirs
if (!(item instanceof StorageCollectionItem)) {
repository.deleteItem(false, new ResourceStoreRequest(item));
}
} catch (ItemNotFoundException e) {
if (getLogger().isDebugEnabled()) {
getLogger()
.debug(
"Could not delete whole GAV " + coll.getRepositoryItemUid().toString(), e);
}
}
}
} catch (Exception e) {
getLogger()
.warn("Could not delete whole GAV " + coll.getRepositoryItemUid().toString(), e);
}
} else {
// and now check some things
if (remainingSnapshotsAndFiles.size() < request.getMinCountOfSnapshotsToKeep()) {
// do something
if (remainingSnapshotsAndFiles.size() + deletableSnapshotsAndFiles.size()
< request.getMinCountOfSnapshotsToKeep()) {
// delete nothing, since there is less snapshots in total as allowed
deletableSnapshotsAndFiles.clear();
} else {
TreeSet<Version> keys = new TreeSet<Version>(deletableSnapshotsAndFiles.keySet());
while (!keys.isEmpty()
&& remainingSnapshotsAndFiles.size() < request.getMinCountOfSnapshotsToKeep()) {
Version keyToMove = keys.last();
if (remainingSnapshotsAndFiles.containsKey(keyToMove)) {
remainingSnapshotsAndFiles
.get(keyToMove)
.addAll(deletableSnapshotsAndFiles.get(keyToMove));
} else {
remainingSnapshotsAndFiles.put(
keyToMove, deletableSnapshotsAndFiles.get(keyToMove));
}
deletableSnapshotsAndFiles.remove(keyToMove);
keys.remove(keyToMove);
}
}
}
// NEXUS-814: is this GAV have remaining artifacts?
boolean gavHasMoreTimestampedSnapshots = remainingSnapshotsAndFiles.size() > 0;
for (Version key : deletableSnapshotsAndFiles.keySet()) {
List<StorageFileItem> files = deletableSnapshotsAndFiles.get(key);
deletedSnapshots++;
for (StorageFileItem file : files) {
try {
// NEXUS-814: mark that we are deleting a TS snapshot, but there are still remaining
// ones in repository.
if (gavHasMoreTimestampedSnapshots) {
file.getItemContext().put(MORE_TS_SNAPSHOTS_EXISTS_FOR_GAV, Boolean.TRUE);
}
gav = (Gav) file.getItemContext().get(Gav.class.getName());
repository.deleteItem(false, new ResourceStoreRequest(file));
deletedFiles++;
} catch (ItemNotFoundException e) {
if (getLogger().isDebugEnabled()) {
getLogger().debug("Could not delete file:", e);
}
} catch (Exception e) {
getLogger().info("Could not delete file:", e);
}
}
}
}
removeDirectoryIfEmpty(coll);
updateMetadataIfNecessary(context, coll);
}