Package org.jclouds.blobstore

Class TransientStorageStrategy

java.lang.Object

org.jclouds.blobstore.TransientStorageStrategy

All Implemented Interfaces:

LocalStorageStrategy

public class TransientStorageStrategy
extends Object
implements LocalStorageStrategy

Method Summary

Modifier and Type	Method	Description
boolean	blobExists(String containerName, String blobName)	Return true if a blob named by key exists
void	clearContainer(String containerName)	Empty the container of its content (files and subdirectories), but doesn't delete the container itself
void	clearContainer(String containerName, ListContainerOptions options)	Like LocalStorageStrategy.clearContainer(String) except you can use options to do things like recursive deletes, or clear at a different path than root.
boolean	containerExists(String containerName)	Checks if a container exists
boolean	createContainerInLocation(String containerName, Location location, CreateContainerOptions options)	Creates a new container
void	deleteContainer(String containerName)	Deletes a container and all its content
Collection<String>	getAllContainerNames()	Return an iterator that reports all the containers under base path
Blob	getBlob(String containerName, String blobName)	Load the blob with the given key belonging to the container with the given name.
BlobAccess	getBlobAccess(String containerName, String blobName)
Iterable<String>	getBlobKeysInsideContainer(String containerName, String prefix)	Returns all the blobs key inside a container
ContainerAccess	getContainerAccess(String container)
StorageMetadata	getContainerMetadata(String container)
Location	getLocation(String containerName)
String	getSeparator()
String	putBlob(String containerName, Blob blob)
String	putBlob(String containerName, Blob blob, BlobAccess access)	Write a Blob into a file
void	removeBlob(String containerName, String blobName)	Remove blob named by the given key
void	setBlobAccess(String containerName, String blobName, BlobAccess access)
void	setContainerAccess(String container, ContainerAccess access)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

containerExists

public boolean containerExists(String containerName)

Description copied from interface: LocalStorageStrategy

Checks if a container exists

Specified by:

containerExists in interface LocalStorageStrategy

Parameters:

containerName -

Returns:

getAllContainerNames

public Collection<String> getAllContainerNames()

Description copied from interface: LocalStorageStrategy

Return an iterator that reports all the containers under base path

Specified by:

getAllContainerNames in interface LocalStorageStrategy

Returns:

createContainerInLocation

public boolean createContainerInLocation(String containerName,
 Location location,
 CreateContainerOptions options)

Description copied from interface: LocalStorageStrategy

Creates a new container

Specified by:

createContainerInLocation in interface LocalStorageStrategy

Parameters:

containerName -

Returns:

getContainerAccess

public ContainerAccess getContainerAccess(String container)

Specified by:

getContainerAccess in interface LocalStorageStrategy

setContainerAccess

public void setContainerAccess(String container,
 ContainerAccess access)

Specified by:

setContainerAccess in interface LocalStorageStrategy

deleteContainer

public void deleteContainer(String containerName)

Description copied from interface: LocalStorageStrategy

Deletes a container and all its content

Specified by:

deleteContainer in interface LocalStorageStrategy

Parameters:

containerName -

clearContainer

public void clearContainer(String containerName)

Description copied from interface: LocalStorageStrategy

Empty the container of its content (files and subdirectories), but doesn't delete the container itself

Specified by:

clearContainer in interface LocalStorageStrategy

Parameters:

containerName -

clearContainer

public void clearContainer(String containerName,
 ListContainerOptions options)

Description copied from interface: LocalStorageStrategy

Like LocalStorageStrategy.clearContainer(String) except you can use options to do things like recursive deletes, or clear at a different path than root.

Specified by:

clearContainer in interface LocalStorageStrategy

Parameters:

containerName - what to clear

options - recursion and path to clear

getContainerMetadata

public StorageMetadata getContainerMetadata(String container)

Specified by:

getContainerMetadata in interface LocalStorageStrategy

Returns:

StorageMetadata associated with a container name, e.g., creation date and location, or null if container does not exist

blobExists

public boolean blobExists(String containerName,
 String blobName)

Description copied from interface: LocalStorageStrategy

Return true if a blob named by key exists

Specified by:

blobExists in interface LocalStorageStrategy

Parameters:

containerName -

blobName -

Returns:

getBlobKeysInsideContainer

public Iterable<String> getBlobKeysInsideContainer(String containerName,
 String prefix)

Description copied from interface: LocalStorageStrategy

Returns all the blobs key inside a container

Specified by:

getBlobKeysInsideContainer in interface LocalStorageStrategy

Parameters:

containerName -

Returns:

getBlob

public Blob getBlob(String containerName,
 String blobName)

Description copied from interface: LocalStorageStrategy

Load the blob with the given key belonging to the container with the given name. There must exist a resource on the file system whose complete name is given concatenating the container name and the key

Specified by:

getBlob in interface LocalStorageStrategy

Returns:

the blob belonging to the given container with the given key

putBlob

public String putBlob(String containerName,
 Blob blob)
               throws IOException

Specified by:

putBlob in interface LocalStorageStrategy

Throws:

IOException

putBlob

public String putBlob(String containerName,
 Blob blob,
 BlobAccess access)
               throws IOException

Description copied from interface: LocalStorageStrategy

Write a Blob into a file

Specified by:

putBlob in interface LocalStorageStrategy

Parameters:

blob -

access -

Returns:

etag of blob

Throws:

IOException

removeBlob

public void removeBlob(String containerName,
 String blobName)

Description copied from interface: LocalStorageStrategy

Remove blob named by the given key

Specified by:

removeBlob in interface LocalStorageStrategy

Parameters:

containerName -

blobName -

getBlobAccess

public BlobAccess getBlobAccess(String containerName,
 String blobName)

Specified by:

getBlobAccess in interface LocalStorageStrategy

setBlobAccess

public void setBlobAccess(String containerName,
 String blobName,
 BlobAccess access)

Specified by:

setBlobAccess in interface LocalStorageStrategy

getLocation

public Location getLocation(String containerName)

Specified by:

getLocation in interface LocalStorageStrategy

Parameters:

containerName - name of container

Returns:

Location of container or null

getSeparator

public String getSeparator()

Specified by:

getSeparator in interface LocalStorageStrategy

Returns:

path separator, either / or \