@Override
public @Nonnull Blob createBucket(@Nonnull String bucketName, boolean findFreeName)
throws InternalException, CloudException {
APITrace.begin(getProvider(), "Blob.createBucket");
try {
if (bucketName.contains("/")) {
throw new OperationNotSupportedException("Nested buckets are not supported");
}
String regionId = getContext().getRegionId();
if (regionId == null) {
throw new InternalException("No region ID was specified for this request");
}
GlacierMethod method =
GlacierMethod.build(getProvider(), GlacierAction.CREATE_VAULT)
.vaultId(bucketName)
.toMethod();
method.invoke();
String url = method.getUrl();
return Blob.getInstance(regionId, url, bucketName, System.currentTimeMillis());
} finally {
APITrace.end();
}
}
private void loadVaults(@Nonnull String regionId, @Nonnull Jiterator<Blob> iterator)
throws CloudException, InternalException {
boolean needQuery = true;
String marker = null;
Map<String, String> queryParameters = new HashMap<String, String>(1);
// glacier can paginate results. it returns a "marker" string in the JSON response
// which indicates you should make another query. The marker string should be passed
// as a query parameter in the next query.
while (needQuery) {
if (marker != null) {
queryParameters.put("marker", marker);
}
GlacierMethod method =
GlacierMethod.build(getProvider(), GlacierAction.LIST_VAULTS)
.queryParameters(queryParameters)
.toMethod();
String baseUrl = method.getUrl();
JSONObject jsonObject = method.invokeJson();
try {
JSONArray vaultList = jsonObject.getJSONArray("VaultList");
for (int i = 0; i < vaultList.length(); i++) {
iterator.push(loadVaultJson(vaultList.getJSONObject(i), regionId, baseUrl));
}
marker = getPaginationMarker(jsonObject);
if (marker == null) {
needQuery = false;
}
} catch (JSONException e) {
throw new CloudException(e);
}
}
}
@Override
public Blob getBucket(@Nonnull String bucketName) throws InternalException, CloudException {
APITrace.begin(getProvider(), "Blob.getBucket");
try {
if (bucketName.contains("/")) {
return null;
}
String regionId = getContext().getRegionId();
if (regionId == null) {
throw new CloudException("No region was set for this request");
}
try {
GlacierMethod method =
GlacierMethod.build(getProvider(), GlacierAction.DESCRIBE_VAULT)
.vaultId(bucketName)
.toMethod();
JSONObject jsonObject = method.invokeJson();
if (jsonObject == null) {
return null;
}
return loadVaultJson(jsonObject, regionId, method.getUrl());
} catch (GlacierException e) {
if (e.getHttpCode() == 404) {
return null;
}
throw e;
} catch (JSONException e) {
throw new CloudException(e);
}
} finally {
APITrace.end();
}
}