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Remove no longer needed LfsStoreRemoveListener

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With v2 the LFS store resides inside the repository directory that is
purged completely on deletion. Therefore an explicit deletion of the
LFS folder is no longer necessary.
This commit is contained in:
René Pfeuffer
2019-06-06 13:31:40 +02:00
parent 77a1ad50fe
commit c39c14bbd1
1 changed files with 0 additions and 97 deletions
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97
scm-plugins/scm-git-plugin/src/main/java/sonia/scm/web/lfs/LfsStoreRemoveListener.java
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@@ -1,97 +0,0 @@
/**
* Copyright (c) 2010, Sebastian Sdorra
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of SCM-Manager; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* http://bitbucket.org/sdorra/scm-manager
*
*/
package sonia.scm.web.lfs;
import com.github.legman.Subscribe;
import com.google.inject.Inject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sonia.scm.EagerSingleton;
import sonia.scm.HandlerEventType;
import sonia.scm.plugin.Extension;
import sonia.scm.repository.GitRepositoryHandler;
import sonia.scm.repository.Repository;
import sonia.scm.repository.RepositoryEvent;
import sonia.scm.store.Blob;
import sonia.scm.store.BlobStore;
/**
* Listener which removes all lfs objects from a blob store, whenever its corresponding git repository gets deleted.
*
* @author Sebastian Sdorra
* @since 1.54
*/
@Extension
@EagerSingleton
public class LfsStoreRemoveListener {
private static final Logger LOG = LoggerFactory.getLogger(LfsBlobStoreFactory.class);
private final LfsBlobStoreFactory lfsBlobStoreFactory;
@Inject
public LfsStoreRemoveListener(LfsBlobStoreFactory lfsBlobStoreFactory) {
this.lfsBlobStoreFactory = lfsBlobStoreFactory;
}
/**
* Remove all object from the blob store, if the event is an delete event and the repository is a git repository.
*
* @param event repository event
*/
@Subscribe
public void handleRepositoryEvent(RepositoryEvent event) {
if ( isDeleteEvent(event) && isGitRepositoryEvent(event) ) {
removeLfsStore(event.getItem());
}
}
private boolean isDeleteEvent(RepositoryEvent event) {
return HandlerEventType.DELETE == event.getEventType();
}
private boolean isGitRepositoryEvent(RepositoryEvent event) {
return event.getItem() != null
&& event.getItem().getType().equals(GitRepositoryHandler.TYPE_NAME);
}
private void removeLfsStore(Repository repository) {
LOG.debug("remove all blobs from store, because corresponding git repository {} was removed", repository.getName());
BlobStore blobStore = lfsBlobStoreFactory.getLfsBlobStore(repository);
for ( Blob blob : blobStore.getAll() ) {
LOG.trace("remove blob {}, because repository {} was removed", blob.getId(), repository.getName());
blobStore.remove(blob);
}
}
}