/**
* Lists the blobs in the container. An inventory will be retrieved to obtain the list. Note that
* this will take hours and the result may be inaccurate (Inventories are updated every 24 hours).
*
* @param container container name
* @param listContainerOptions list options
* @return the blob list
* @see <a href="http://aws.amazon.com/glacier/faqs/#data-inventories" />
*/
@Override
public PageSet<? extends StorageMetadata> list(
String container, ListContainerOptions listContainerOptions) {
String jobId =
sync.initiateJob(
container, containerOptionsToInventoryRetrieval.apply(listContainerOptions));
try {
if (pollingStrategy.get().waitForSuccess(container, jobId)) {
return archivesToBlobs.apply(sync.getInventoryRetrievalOutput(container, jobId));
}
} catch (InterruptedException e) {
Throwables.propagate(e);
}
return null;
}
/**
* Deletes the container and all its blobs. Inventories will be retrieved until the container is
* gone. Since inventories need 24 hours to be updated this operation may take days.
*
* @param container container name
* @see <a href="http://aws.amazon.com/glacier/faqs/#data-inventories" />
*/
@Override
public void deleteContainer(String container) {
// attempt to delete possibly-empty vault to avoid inventory retrieval
if (!sync.deleteVault(container)) {
deletePathAndEnsureGone(container);
}
}
/**
* Retrieves the blob This operation will take several hours.
*
* @param container container name
* @param key blob name
* @return The blob to retrieve, or null if the blob doesn't exist or the archive retrieval fails
*/
@Override
public Blob getBlob(String container, String key, GetOptions getOptions) {
String jobId = sync.initiateJob(container, buildArchiveRetrievalRequest(key, getOptions));
try {
if (pollingStrategy.get().waitForSuccess(container, jobId)) {
MutableBlobMetadata blobMetadata = new MutableBlobMetadataImpl();
blobMetadata.setContainer(container);
blobMetadata.setName(key);
Blob blob = new BlobImpl(blobMetadata);
blob.setPayload(sync.getJobOutput(container, jobId));
return blob;
}
} catch (InterruptedException e) {
Throwables.propagate(e);
}
return null;
}
/**
* Deletes the blob.
*
* @param container container name
* @param key blob name
*/
@Override
public void removeBlob(String container, String key) {
sync.deleteArchive(container, key);
}
/**
* Stores a blob in a container. The blob name will be ignored, since it's not supported by
* Glacier.
*
* @param container container name
* @param blob blob to upload
* @return the blob name
*/
@Override
public String putBlob(String container, Blob blob) {
return sync.uploadArchive(container, blob.getPayload());
}
/**
* Creates a container. Location is currently ignored.
*
* @param location currently ignored
* @param container container name
* @return true if the container was created, false otherwise
*/
@Override
public boolean createContainerInLocation(@Nullable Location location, String container) {
return sync.createVault(container) != null;
}
/**
* Checks if the container exists. This implementation invokes {@link
* GlacierClient#describeVault(String)}.
*
* @param container container name
* @return true if the vault exists, false otherwise
*/
@Override
public boolean containerExists(String container) {
return sync.describeVault(container) != null;
}
/**
* Lists the containers.
*
* @return a PageSet of StorageMetadata
*/
@Override
public PageSet<? extends StorageMetadata> list() {
return vaultsToContainers.apply(sync.listVaults());
}
@Override
protected boolean deleteAndVerifyContainerGone(String container) {
return sync.deleteVault(container);
}