org.apache.hadoop.fs

类 FsShell

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.fs.FsShell

所有已实现的接口:

Configurable, Tool

直接已知子类:

DFSAdmin

public class FsShell
extends Configured
implements Tool

Provide command line access to a FileSystem.

字段概要

字段

限定符和类型	字段和说明
static SimpleDateFormat	dateForm
protected static SimpleDateFormat	modifFmt

构造器概要

构造器

构造器和说明
FsShell()
FsShell(Configuration conf)

方法概要

方法

限定符和类型	方法和说明
static String	byteDesc(long len) 已过时。 Consider using StringUtils.byteDesc(long) instead.
void	close()
Path	getCurrentTrashDir() Returns the Trash object associated with this shell.
protected FileSystem	getFS()
protected Trash	getTrash()
protected void	init()
static String	limitDecimalTo2(double d) 已过时。 Consider using StringUtils.limitDecimalTo2(double) instead.
static void	main(String[] argv) main() has some simple utility methods
int	run(String[] argv) run

从类继承的方法 org.apache.hadoop.conf.Configured

getConf, setConf

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.hadoop.conf.Configurable

getConf, setConf

字段详细资料

dateForm

public static final SimpleDateFormat dateForm

modifFmt

protected static final SimpleDateFormat modifFmt

构造器详细资料

FsShell

public FsShell()

FsShell

public FsShell(Configuration conf)

方法详细资料

init

protected void init()
             throws IOException

抛出:

IOException

getFS

protected FileSystem getFS()
                    throws IOException

抛出:

IOException

getTrash

protected Trash getTrash()
                  throws IOException

抛出:

IOException

getCurrentTrashDir

public Path getCurrentTrashDir()
                        throws IOException

Returns the Trash object associated with this shell.

抛出:

IOException

byteDesc

@Deprecated
public static String byteDesc(long len)

已过时。 Consider using StringUtils.byteDesc(long) instead.

Return an abbreviated English-language desc of the byte length

limitDecimalTo2

@Deprecated
public static String limitDecimalTo2(double d)

已过时。 Consider using StringUtils.limitDecimalTo2(double) instead.

run

public int run(String[] argv)
        throws Exception

run

指定者:

run 在接口中 Tool

参数:

argv - command specific arguments.

返回:

exit code.

抛出:

Exception

close

public void close()
           throws IOException

抛出:

IOException

main

public static void main(String[] argv)
                 throws Exception

main() has some simple utility methods

抛出:

Exception