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Class org.apache.hadoop.fs.FileSystem

Added Methods
void addFileSystemForTesting(URI, Configuration, FileSystem) This method adds a file system for testing so that we can find it later.
void closeAllForUGI(UserGroupInformation) Close all cached filesystems for a given UGI.
FSDataOutputStream createNonRecursive(Path, boolean, int, short, long, Progressable) Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
FSDataOutputStream createNonRecursive(Path, FsPermission, boolean, int, short, long, Progressable) Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
FileSystem get(URI, Configuration, String)  
String getCanonicalServiceName() Get a canonical service name for this file system.
URI getCanonicalUri() Resolve the uri's hostname and add the default port if not in the uri
long getDefaultBlockSize(Path) Return the number of bytes that large input files should be optimally be split into to minimize i/o time.
int getDefaultPort() Get the default port for this file system.
short getDefaultReplication(Path) Get the default replication.
Token getDelegationToken(String) Get a new delegation token for this file system.
FsStatus getStatus() Returns a status object describing the use and capacity of the file system.
FsStatus getStatus(Path) Returns a status object describing the use and capacity of the file system.
FileSystem newInstance(URI, Configuration) Returns the FileSystem for this URI's scheme and authority.
FileSystem newInstance(Configuration) Returns a unique configured filesystem implementation.
FileSystem newInstance(URI, Configuration, String) Returns the FileSystem for this URI's scheme and authority and the passed user.
LocalFileSystem newInstanceLocal(Configuration) Get a unique local file system object
 

Changed Methods
long getDefaultBlockSize() Now deprecated.
use {@link #getDefaultBlockSize(Path)} instead
short getDefaultReplication() Now deprecated.
use {@link #getDefaultReplication(Path)} instead
 

Added Fields
String FS_DEFAULT_NAME_KEY