com.microsoft.azure.storage.file

Class CloudFileDirectory

java.lang.Object

com.microsoft.azure.storage.file.CloudFileDirectory

All Implemented Interfaces:

ListFileItem

public final class CloudFileDirectory
extends Object
implements ListFileItem

Represents a virtual directory of files.

Directories, which are encapsulated as CloudFileDirectory objects, hold files and can also contain sub-directories.

Constructor Summary

Constructors

Constructor and Description
CloudFileDirectory(StorageUri directoryAbsoluteUri) Creates an instance of the CloudFileDirectory class using an absolute URI to the directory.
CloudFileDirectory(StorageUri directoryAbsoluteUri, StorageCredentials credentials) Creates an instance of the CloudFileDirectory class using an absolute URI to the directory and credentials.
CloudFileDirectory(URI directoryAbsoluteUri) Creates an instance of the CloudFileDirectory class using an absolute URI to the directory.
CloudFileDirectory(URI directoryAbsoluteUri, StorageCredentials credentials) Creates an instance of the CloudFileDirectory class using an absolute URI to the directory and credentials.

Method Summary

Methods

Modifier and Type	Method and Description
void	create() Creates the directory.
void	create(FileRequestOptions options, OperationContext opContext) Creates the directory using the specified options and operation context.
boolean	createIfNotExists() Creates the directory if it does not exist.
boolean	createIfNotExists(FileRequestOptions options, OperationContext opContext) Creates the directory if it does not exist, using the specified request options and operation context.
void	delete() Deletes the directory.
void	delete(AccessCondition accessCondition, FileRequestOptions options, OperationContext opContext) Deletes the directory using the specified request options and operation context.
boolean	deleteIfExists() Deletes the directory if it exists.
boolean	deleteIfExists(AccessCondition accessCondition, FileRequestOptions options, OperationContext opContext) Deletes the directory if it exists using the specified request options and operation context.
void	downloadAttributes() Downloads the directory's properties.
void	downloadAttributes(AccessCondition accessCondition, FileRequestOptions options, OperationContext opContext) Downloads the directory's properties using the specified request options and operation context.
boolean	exists() Returns a value that indicates whether the directory exists.
boolean	exists(AccessCondition accessCondition, FileRequestOptions options, OperationContext opContext) Returns a value that indicates whether the directory exists, using the specified request options and operation context.
CloudFileDirectory	getDirectoryReference(String itemName) Returns a reference to a CloudFileDirectory object that represents a directory in this directory.
CloudFile	getFileReference(String fileName) Returns a reference to a CloudFile object that represents a file in this directory.
HashMap<String,String>	getMetadata() Returns the metadata for the directory.
String	getName() Returns the name of this directory.
CloudFileDirectory	getParent() Returns the CloudFileDirectory parent directory associated with this directory.
FileDirectoryProperties	getProperties() Returns the FileDirectoryProperties object that holds the directory's system properties.
CloudFileClient	getServiceClient() Returns the File service client associated with this directory.
CloudFileShare	getShare() Returns the share for this directory.
StorageUri	getStorageUri() Returns the list of URIs for all locations.
URI	getUri() Returns the URI for this directory.
Iterable<ListFileItem>	listFilesAndDirectories() Returns an enumerable collection of file and directory items for the directory.
Iterable<ListFileItem>	listFilesAndDirectories(FileRequestOptions options, OperationContext opContext) Returns an enumerable collection of file and directory items for the directory.
ResultSegment<ListFileItem>	listFilesAndDirectoriesSegmented() Returns a result segment of an enumerable collection of files and directories for this File service client.
ResultSegment<ListFileItem>	listFilesAndDirectoriesSegmented(Integer maxResults, ResultContinuation continuationToken, FileRequestOptions options, OperationContext opContext) Returns a result segment of an enumerable collection of files and directories for this directory, using the specified listing details options, request options, and operation context.
void	setMetadata(HashMap<String,String> metadata) Sets the metadata collection of name-value pairs to be set on the directory with an uploadMetadata() call.
void	uploadMetadata() Uploads the directory's metadata.
void	uploadMetadata(AccessCondition accessCondition, FileRequestOptions options, OperationContext opContext) Uploads the directory's metadata using the specified request options and operation context.

Methods inherited from class java.lang.Object

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

Constructor Detail

CloudFileDirectory

public CloudFileDirectory(URI directoryAbsoluteUri)
                   throws StorageException

Creates an instance of the CloudFileDirectory class using an absolute URI to the directory.

Parameters:

directoryAbsoluteUri - A URI that represents the file directory's address.

Throws:

StorageException

CloudFileDirectory

public CloudFileDirectory(StorageUri directoryAbsoluteUri)
                   throws StorageException

Creates an instance of the CloudFileDirectory class using an absolute URI to the directory.

Parameters:

directoryAbsoluteUri - A StorageUri that represents the file directory's address.

Throws:

StorageException

CloudFileDirectory

public CloudFileDirectory(URI directoryAbsoluteUri,
                  StorageCredentials credentials)
                   throws StorageException

Creates an instance of the CloudFileDirectory class using an absolute URI to the directory and credentials.

Parameters:

directoryAbsoluteUri - A URI that represents the file directory's address.

credentials - A StorageCredentials object used to authenticate access.

Throws:

StorageException

CloudFileDirectory

public CloudFileDirectory(StorageUri directoryAbsoluteUri,
                  StorageCredentials credentials)
                   throws StorageException

Creates an instance of the CloudFileDirectory class using an absolute URI to the directory and credentials.

Parameters:

directoryAbsoluteUri - A StorageUri that represents the file directory's address.

credentials - A StorageCredentials object used to authenticate access.

Throws:

StorageException

Method Detail

create

@DoesServiceRequest
public void create()
            throws StorageException

Creates the directory.

Throws:

StorageException - If a storage service error occurred.

create

@DoesServiceRequest
public void create(FileRequestOptions options,
                             OperationContext opContext)
            throws StorageException

Creates the directory using the specified options and operation context.

Parameters:

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Throws:

StorageException - If a storage service error occurred.

createIfNotExists

@DoesServiceRequest
public boolean createIfNotExists()
                          throws StorageException

Creates the directory if it does not exist.

Returns:

true if the directory did not already exist and was created; otherwise, false.

Throws:

StorageException - If a storage service error occurred.

createIfNotExists

@DoesServiceRequest
public boolean createIfNotExists(FileRequestOptions options,
                                           OperationContext opContext)
                          throws StorageException

Creates the directory if it does not exist, using the specified request options and operation context.

Parameters:

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client (CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Returns:

true if the directory did not already exist and was created; otherwise, false.

Throws:

StorageException - If a storage service error occurred.

delete

@DoesServiceRequest
public void delete()
            throws StorageException

Deletes the directory.

Throws:

StorageException - If a storage service error occurred.

delete

@DoesServiceRequest
public void delete(AccessCondition accessCondition,
                             FileRequestOptions options,
                             OperationContext opContext)
            throws StorageException

Deletes the directory using the specified request options and operation context.

Parameters:

accessCondition - An AccessCondition object that represents the access conditions for the directory.

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Throws:

StorageException - If a storage service error occurred.

deleteIfExists

@DoesServiceRequest
public boolean deleteIfExists()
                       throws StorageException

Deletes the directory if it exists.

Returns:

true if the directory did not already exist and was created; otherwise, false.

Throws:

StorageException - If a storage service error occurred.

deleteIfExists

@DoesServiceRequest
public boolean deleteIfExists(AccessCondition accessCondition,
                                        FileRequestOptions options,
                                        OperationContext opContext)
                       throws StorageException

Deletes the directory if it exists using the specified request options and operation context.

Parameters:

accessCondition - An AccessCondition object that represents the access conditions for the directory.

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Returns:

true if the directory existed and was deleted; otherwise, false.

Throws:

StorageException - If a storage service error occurred.

exists

@DoesServiceRequest
public boolean exists()
               throws StorageException

Returns a value that indicates whether the directory exists.

Returns:

true if the directory exists, otherwise false.

Throws:

StorageException - If a storage service error occurred.

exists

@DoesServiceRequest
public boolean exists(AccessCondition accessCondition,
                                FileRequestOptions options,
                                OperationContext opContext)
               throws StorageException

Returns a value that indicates whether the directory exists, using the specified request options and operation context.

Parameters:

accessCondition - An AccessCondition object that represents the access conditions for the share.

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Returns:

true if the directory exists, otherwise false.

Throws:

StorageException - If a storage service error occurred.

uploadMetadata

@DoesServiceRequest
public void uploadMetadata()
                    throws StorageException

Uploads the directory's metadata.

Throws:

StorageException - If a storage service error occurred.

uploadMetadata

@DoesServiceRequest
public void uploadMetadata(AccessCondition accessCondition,
                                     FileRequestOptions options,
                                     OperationContext opContext)
                    throws StorageException

Uploads the directory's metadata using the specified request options and operation context.

Parameters:

accessCondition - An AccessCondition object that represents the access conditions for the directory.

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Throws:

StorageException - If a storage service error occurred.

downloadAttributes

@DoesServiceRequest
public void downloadAttributes()
                        throws StorageException

Downloads the directory's properties.

Throws:

StorageException - If a storage service error occurred.

downloadAttributes

@DoesServiceRequest
public void downloadAttributes(AccessCondition accessCondition,
                                         FileRequestOptions options,
                                         OperationContext opContext)
                        throws StorageException

Downloads the directory's properties using the specified request options and operation context.

Parameters:

accessCondition - An AccessCondition object that represents the access conditions for the directory.

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Throws:

StorageException - If a storage service error occurred.

listFilesAndDirectories

@DoesServiceRequest
public Iterable<ListFileItem> listFilesAndDirectories()

Returns an enumerable collection of file and directory items for the directory.

Returns:

An enumerable collection of ListFileItem objects that represent the file and directory items in this directory.

listFilesAndDirectories

@DoesServiceRequest
public Iterable<ListFileItem> listFilesAndDirectories(FileRequestOptions options,
                                                                OperationContext opContext)

Returns an enumerable collection of file and directory items for the directory.

Parameters:

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Returns:

An enumerable collection of ListFileItem objects that represent the file and directory items in this directory.

Throws:

StorageException - If a storage service error occurred.

URISyntaxException - If the resource URI is invalid.

listFilesAndDirectoriesSegmented

@DoesServiceRequest
public ResultSegment<ListFileItem> listFilesAndDirectoriesSegmented()
                                                             throws StorageException

Returns a result segment of an enumerable collection of files and directories for this File service client.

Returns:

A ResultSegment object that contains a segment of the enumerable collection of ListFileItem objects that represent the files and directories.

Throws:

StorageException

listFilesAndDirectoriesSegmented

@DoesServiceRequest
public ResultSegment<ListFileItem> listFilesAndDirectoriesSegmented(Integer maxResults,
                                                                              ResultContinuation continuationToken,
                                                                              FileRequestOptions options,
                                                                              OperationContext opContext)
                                                             throws StorageException

Returns a result segment of an enumerable collection of files and directories for this directory, using the specified listing details options, request options, and operation context.

Parameters:

maxResults - The maximum number of results to retrieve. If null or greater than 5000, the server will return up to 5,000 items. Must be at least 1.

continuationToken - A ResultContinuation object that represents a continuation token returned by a previous listing operation.

options - A FileRequestOptions object that specifies any additional options for the request. Specifying null will use the default request options from the associated service client ( CloudFileClient).

opContext - An OperationContext object that represents the context for the current operation. This object is used to track requests to the storage service, and to provide additional runtime information about the operation.

Returns:

A ResultSegment object that contains a segment of the enumerable collection of ListFileItem objects that represent the files and directories in this directory.

Throws:

StorageException - If a storage service error occurred.

getFileReference

public CloudFile getFileReference(String fileName)
                           throws URISyntaxException,
                                  StorageException

Returns a reference to a CloudFile object that represents a file in this directory.

Parameters:

fileName - A String that represents the name of the file.

Returns:

A CloudFile object that represents a reference to the specified file.

Throws:

StorageException - If a storage service error occurred.

URISyntaxException - If the resource URI is invalid.

getDirectoryReference

public CloudFileDirectory getDirectoryReference(String itemName)
                                         throws URISyntaxException,
                                                StorageException

Returns a reference to a CloudFileDirectory object that represents a directory in this directory.

Parameters:

itemName - A String that represents the name of the directory.

Returns:

A CloudFileDirectory object that represents a reference to the specified directory.

Throws:

URISyntaxException - If the resource URI is invalid.

StorageException

getUri

public URI getUri()

Returns the URI for this directory.

Specified by:

getUri in interface ListFileItem

Returns:

A java.net.URI object that represents the URI for this directory.

getStorageUri

public final StorageUri getStorageUri()

Returns the list of URIs for all locations.

Specified by:

getStorageUri in interface ListFileItem

Returns:

A StorageUri that represents the list of URIs for all locations.

getServiceClient

public CloudFileClient getServiceClient()

Returns the File service client associated with this directory.

Returns:

An CloudFileClient object that represents the service client associated with the directory.

getName

public String getName()

Returns the name of this directory.

Returns:

An String that represents the name of the directory.

getMetadata

public HashMap<String,String> getMetadata()

Returns the metadata for the directory. This value is initialized with the metadata from the directory by a call to downloadAttributes(), and is set on the directory with a call to uploadMetadata().

Returns:

A java.util.HashMap object that represents the metadata for the directory.

getProperties

public FileDirectoryProperties getProperties()

Returns the FileDirectoryProperties object that holds the directory's system properties.

Returns:

A FileDirectoryProperties object that holds the system properties associated with the directory.

getParent

public CloudFileDirectory getParent()
                             throws URISyntaxException,
                                    StorageException

Returns the CloudFileDirectory parent directory associated with this directory.

Specified by:

getParent in interface ListFileItem

Returns:

An CloudFileDirectory object that represents the parent directory associated with the directory.

Throws:

StorageException

URISyntaxException

getShare

public CloudFileShare getShare()
                        throws StorageException,
                               URISyntaxException

Returns the share for this directory.

Specified by:

getShare in interface ListFileItem

Returns:

A CloudFileShare that represents the share for this directory.

Throws:

StorageException - If a storage service error occurred.

URISyntaxException - If the resource URI is invalid.

setMetadata

public void setMetadata(HashMap<String,String> metadata)

Sets the metadata collection of name-value pairs to be set on the directory with an uploadMetadata() call. This collection will overwrite any existing directory metadata. If this is set to an empty collection, the directory metadata will be cleared on an uploadMetadata() call.

Parameters:

metadata - A java.util.HashMap object that represents the metadata being assigned to the directory.