Package com.azure.storage.blob.nio

Class AzureBlobFileAttributeView

java.lang.Object

com.azure.storage.blob.nio.AzureBlobFileAttributeView

All Implemented Interfaces:

AttributeView, BasicFileAttributeView, FileAttributeView

public final class AzureBlobFileAttributeView
extends Object
implements BasicFileAttributeView

A file attribute view that provides a view of attributes specific to files stored as blobs in Azure Storage.

All attributes are retrieved from the file system as a bulk operation.

setTimes(FileTime, FileTime, FileTime) is not supported.

Method Summary

Modifier and Type	Method	Description
String	name()	Returns the name of the attribute view: "azureBlob"
AzureBlobFileAttributes	readAttributes()	Reads the file attributes as a bulk operation.
void	setBlobHttpHeaders(BlobHttpHeaders headers)	Sets the BlobHttpHeaders as an atomic operation.
void	setMetadata(Map<String,String> metadata)	Sets the metadata as an atomic operation.
void	setTier(AccessTier tier)	Sets the AccessTier on the file.
void	setTimes(FileTime lastModifiedTime, FileTime lastAccessTime, FileTime createTime)	Unsupported.

Methods inherited from class java.lang.Object

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

Method Details

name

public String name()

Returns the name of the attribute view: "azureBlob"

Specified by:

name in interface AttributeView

Specified by:

name in interface BasicFileAttributeView

Returns:

the name of the attribute view: "azureBlob"

readAttributes

public AzureBlobFileAttributes readAttributes()
                                       throws IOException

Reads the file attributes as a bulk operation.

All file attributes are read as an atomic operation with respect to other file system operations. A fresh copy is retrieved every time this method is called.

Specified by:

readAttributes in interface BasicFileAttributeView

Returns:

AzureBlobFileAttributes

Throws:

IOException - if an IOException occurs.

setBlobHttpHeaders

public void setBlobHttpHeaders(BlobHttpHeaders headers)
                        throws IOException

Sets the BlobHttpHeaders as an atomic operation.

See BlobClientBase.setHttpHeaders(BlobHttpHeaders) for more information.

Parameters:

headers - BlobHttpHeaders

Throws:

IOException - if an IOException occurs.

setMetadata

public void setMetadata(Map<String,String> metadata)
                 throws IOException

Sets the metadata as an atomic operation.

See BlobClientBase.setMetadata(Map) for more information.

Parameters:

metadata - The metadata to associate with the blob

Throws:

IOException - if an IOException occurs.

setTier

public void setTier(AccessTier tier)
             throws IOException

Sets the AccessTier on the file.

See BlobClientBase.setAccessTier(AccessTier) for more information.

Parameters:

tier - AccessTier

Throws:

IOException - if an IOException occurs.

setTimes

public void setTimes(FileTime lastModifiedTime,
 FileTime lastAccessTime,
 FileTime createTime)
              throws IOException

Unsupported.

Specified by:

setTimes in interface BasicFileAttributeView

Parameters:

lastModifiedTime - the new last modified time, or null to not change the value

lastAccessTime - the last access time, or null to not change the value

createTime - the file's create time, or null to not change the value

Throws:

UnsupportedOperationException - Operation not supported.

IOException - never