Class Command

java.lang.Object

Command

class Command
extends java.lang.Object

This class holds the command name literals for each of the command supported by this project (ls, cd, exit, cat). No command flag support has been implemented.

Author:

psoutzis

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static java.lang.String	CAT
(package private) static java.lang.String	CD
(package private) static java.lang.String	EXIT
(package private) static java.lang.String	LS

Constructor Summary

Constructors

Constructor and Description
Command()

Method Summary

Modifier and Type	Method and Description
(package private) static void	doCat(Inode inode, int inodeSize, Ext2File ext2, Superblock superblock, GroupDescriptor groupDescriptor, java.lang.String path) Used for the "cat" command
(package private) static void	doExit() Is called when user types exit.
(package private) static void	doLs(Inode inode, int inodeSize, Ext2File ext2, Superblock superblock, GroupDescriptor groupDescriptor) Used for the "ls" command

Methods inherited from class java.lang.Object

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

Field Detail

CD

static final java.lang.String CD

See Also:

Constant Field Values

EXIT

static final java.lang.String EXIT

See Also:

Constant Field Values

LS

static final java.lang.String LS

See Also:

Constant Field Values

CAT

static final java.lang.String CAT

See Also:

Constant Field Values

Constructor Detail

Command

Command()

Method Detail

doExit

static void doExit()

Is called when user types exit. It prints an informative message and then exits the running process

doLs

static void doLs(Inode inode,
                 int inodeSize,
                 Ext2File ext2,
                 Superblock superblock,
                 GroupDescriptor groupDescriptor)

Used for the "ls" command

Parameters:

inode - The inode to use

inodeSize - The inode size

ext2 - The Ext2File instance to provide a bytebuffer to use

superblock - The superblock instance

groupDescriptor - The group descriptor instance

doCat

static void doCat(Inode inode,
                  int inodeSize,
                  Ext2File ext2,
                  Superblock superblock,
                  GroupDescriptor groupDescriptor,
                  java.lang.String path)

Used for the "cat" command

Parameters:

inode - The inode to use

inodeSize - The inode size

ext2 - The Ext2File instance to provide a bytebuffer to use

superblock - The superblock instance

groupDescriptor - The group descriptor instance

path - The path the user issued "cat" to