alluxio.cli.command.metadatacache

Class AbstractMetadataCacheSubCommand

java.lang.Object

alluxio.cli.command.AbstractFuseShellCommand

alluxio.cli.command.metadatacache.AbstractMetadataCacheSubCommand

All Implemented Interfaces:

Command, FuseCommand, java.io.Closeable, java.lang.AutoCloseable

Direct Known Subclasses:

DropAllCommand, DropCommand, SizeCommand

public abstract class AbstractMetadataCacheSubCommand
extends AbstractFuseShellCommand

Metadata cache sub command.

Field Summary

Fields inherited from class alluxio.cli.command.AbstractFuseShellCommand

mConf, mFileSystem, mParentCommandName

Constructor Summary

Constructors

Constructor and Description
AbstractMetadataCacheSubCommand(FileSystem fileSystem, AlluxioConfiguration conf, java.lang.String commandName)

Method Summary

Modifier and Type	Method and Description
URIStatus	run(AlluxioURI path, java.lang.String[] argv) Runs the command.
protected abstract URIStatus	runSubCommand(AlluxioURI path, java.lang.String[] argv, MetadataCachingFileSystem fs) Run the metadatacache subcommand.

Methods inherited from class alluxio.cli.command.AbstractFuseShellCommand

getParentCommandName

Methods inherited from class java.lang.Object

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

Methods inherited from interface alluxio.cli.FuseCommand

validateArgs

Methods inherited from interface alluxio.cli.Command

close, getCommandName, getDescription, getOptions, getSubCommands, getUsage, hasSubCommand, parseAndValidateArgs, run, validateArgs

Constructor Detail

AbstractMetadataCacheSubCommand

public AbstractMetadataCacheSubCommand(FileSystem fileSystem,
                                       AlluxioConfiguration conf,
                                       java.lang.String commandName)

Parameters:

fileSystem - the file system the command takes effect on

conf - the Alluxio configuration

commandName - the parent command name

Method Detail

run

public URIStatus run(AlluxioURI path,
                     java.lang.String[] argv)
              throws InvalidArgumentException

Description copied from interface: FuseCommand

Runs the command.

Parameters:

path - the path uri from fuse command

argv - args from fuse command

Returns:

the result of running the command

Throws:

InvalidArgumentException

runSubCommand

protected abstract URIStatus runSubCommand(AlluxioURI path,
                                           java.lang.String[] argv,
                                           MetadataCachingFileSystem fs)

Run the metadatacache subcommand.

Returns:

the result of running the command