public class JCloudsBinaryManager extends CachingBinaryManager
The BLOBs are cached locally on first access for efficiency.
Because the BLOB length can be accessed independently of the binary stream, it is also cached in a simple text file if accessed before the stream.
Modifier and Type | Class and Description |
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static class |
JCloudsBinaryManager.JCloudsBinaryGarbageCollector
Garbage collector for the blobstore binaries that stores the marked (in use) binaries in memory.
|
class |
JCloudsBinaryManager.JCloudsFileStorage |
Modifier and Type | Field and Description |
---|---|
protected org.jclouds.blobstore.BlobStore |
blobStore |
static String |
BLOBSTORE_IDENTITY_KEY |
static String |
BLOBSTORE_LOCATION_KEY |
static String |
BLOBSTORE_MAP_NAME_KEY |
static String |
BLOBSTORE_PROVIDER_KEY |
static String |
BLOBSTORE_SECRET_KEY |
static String |
CACHE_SIZE_KEY |
protected String |
container |
static String |
DEFAULT_CACHE_SIZE |
static String |
DEFAULT_LOCATION |
protected String |
storeProvider |
cachedir, fileCache, fileStorage, LEN_DIGEST_SUFFIX
blobProviderId, DEFAULT_DEPTH, DEFAULT_DIGEST, descriptor, DIGESTS_BY_LENGTH, garbageCollector, MAX_BUF_SIZE, MD5_DIGEST, MD5_DIGEST_LENGTH, MIN_BUF_SIZE, SHA1_DIGEST, SHA1_DIGEST_LENGTH, SHA256_DIGEST, SHA256_DIGEST_LENGTH
PROP_KEY, PROP_PATH
Constructor and Description |
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JCloudsBinaryManager() |
Modifier and Type | Method and Description |
---|---|
protected void |
createGarbageCollector() |
void |
initialize(String blobProviderId,
Map<String,String> properties)
Initializes the binary manager.
|
static boolean |
isMD5(String digest) |
protected void |
removeBinary(String digest) |
close, getBinary, getBinary, getFile, getLength, getLengthFromCache, initializeCache, initializeCache, putLengthInCache
getBinary, getDefaultDigestAlgorithm, getDescriptor, getDigestAlgorithm, getGarbageCollector, removeBinaries, storeAndDigest, toHexString
public static final String BLOBSTORE_PROVIDER_KEY
public static final String BLOBSTORE_MAP_NAME_KEY
public static final String BLOBSTORE_LOCATION_KEY
public static final String DEFAULT_LOCATION
public static final String BLOBSTORE_IDENTITY_KEY
public static final String BLOBSTORE_SECRET_KEY
public static final String CACHE_SIZE_KEY
public static final String DEFAULT_CACHE_SIZE
protected String storeProvider
protected org.jclouds.blobstore.BlobStore blobStore
public JCloudsBinaryManager()
public void initialize(String blobProviderId, Map<String,String> properties) throws IOException
BinaryManager
initialize
in interface BinaryManager
initialize
in class CachingBinaryManager
blobProviderId
- the blob provider id for this binary managerproperties
- initialization propertiesIOException
protected void createGarbageCollector()
protected void removeBinary(String digest)
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