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public
class
StatFs
extends Object
java.lang.Object | |
↳ | android.os.StatFs |
Retrieve overall information about the space on a filesystem. This is a wrapper for Unix statvfs().
Public constructors | |
---|---|
StatFs(String path)
Construct a new StatFs for looking at the stats of the filesystem at
|
Public methods | |
---|---|
int
|
getAvailableBlocks()
This method is deprecated.
Use |
long
|
getAvailableBlocksLong()
The number of blocks that are free on the file system and available to applications. |
long
|
getAvailableBytes()
The number of bytes that are free on the file system and available to applications. |
int
|
getBlockCount()
This method is deprecated.
Use |
long
|
getBlockCountLong()
The total number of blocks on the file system. |
int
|
getBlockSize()
This method is deprecated.
Use |
long
|
getBlockSizeLong()
The size, in bytes, of a block on the file system. |
int
|
getFreeBlocks()
This method is deprecated.
Use |
long
|
getFreeBlocksLong()
The total number of blocks that are free on the file system, including reserved blocks (that are not available to normal applications). |
long
|
getFreeBytes()
The number of bytes that are free on the file system, including reserved blocks (that are not available to normal applications). |
long
|
getTotalBytes()
The total number of bytes supported by the file system. |
void
|
restat(String path)
Perform a restat of the file system referenced by this object. |
Inherited methods | |
---|---|
public StatFs (String path)
Construct a new StatFs for looking at the stats of the filesystem at
path
. Upon construction, the stat of the file system will be
performed, and the values retrieved available from the methods on this
class.
Parameters | |
---|---|
path |
String : path in the desired file system to stat. |
Throws | |
---|---|
IllegalArgumentException |
if the file system access fails |
public int getAvailableBlocks ()
This method is deprecated.
Use getAvailableBlocksLong()
instead.
Returns | |
---|---|
int |
public long getAvailableBlocksLong ()
The number of blocks that are free on the file system and available to
applications. This corresponds to the Unix statvfs.f_bavail
field.
Returns | |
---|---|
long |
public long getAvailableBytes ()
The number of bytes that are free on the file system and available to applications.
Returns | |
---|---|
long |
public int getBlockCount ()
This method is deprecated.
Use getBlockCountLong()
instead.
Returns | |
---|---|
int |
public long getBlockCountLong ()
The total number of blocks on the file system. This corresponds to the
Unix statvfs.f_blocks
field.
Returns | |
---|---|
long |
public int getBlockSize ()
This method is deprecated.
Use getBlockSizeLong()
instead.
Returns | |
---|---|
int |
public long getBlockSizeLong ()
The size, in bytes, of a block on the file system. This corresponds to
the Unix statvfs.f_frsize
field.
Returns | |
---|---|
long |
public int getFreeBlocks ()
This method is deprecated.
Use getFreeBlocksLong()
instead.
Returns | |
---|---|
int |
public long getFreeBlocksLong ()
The total number of blocks that are free on the file system, including
reserved blocks (that are not available to normal applications). This
corresponds to the Unix statvfs.f_bfree
field. Most applications
will want to use getAvailableBlocksLong()
instead.
Returns | |
---|---|
long |
public long getFreeBytes ()
The number of bytes that are free on the file system, including reserved
blocks (that are not available to normal applications). Most applications
will want to use getAvailableBytes()
instead.
Returns | |
---|---|
long |
public long getTotalBytes ()
The total number of bytes supported by the file system.
Returns | |
---|---|
long |
public void restat (String path)
Perform a restat of the file system referenced by this object. This is the same as re-constructing the object with the same file system path, and the new stat values are available upon return.
Parameters | |
---|---|
path |
String |
Throws | |
---|---|
IllegalArgumentException |
if the file system access fails |