Class DirectoryBlock

java.lang.Object
  |
  +--Block
        |
        +--DirectoryBlockAbstract
              |
              +--DirectoryBlock

class DirectoryBlock

extends DirectoryBlockAbstract

Field Summary

int	block_num
Disk	disk
Inode[]	inodes
int	maxFiles
int	nameSize
short	nextBlkPtr

Constructor Summary

DirectoryBlock(Disk dsk)

Method Summary

int	AllocFree(java.lang.String name, boolean file_flag)
void	DeallocEntry(int index)
int	findName(java.lang.String name)
void	list(java.lang.String base)
int	numEntries()
void	read(int block)
void	write(int block)

Methods inherited from class java.lang.Object

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

Field Detail

inodes

public Inode[] inodes

nameSize

public final int nameSize

See Also:

Constant Field Values

nextBlkPtr

public short nextBlkPtr

maxFiles

public final int maxFiles

See Also:

Constant Field Values

block_num

public int block_num

disk

public Disk disk

Constructor Detail

DirectoryBlock

public DirectoryBlock(Disk dsk)

Method Detail

findName

public int findName(java.lang.String name)

Specified by:

findName in class DirectoryBlockAbstract

numEntries

public int numEntries()

Specified by:

numEntries in class DirectoryBlockAbstract

AllocFree

public int AllocFree(java.lang.String name,
                     boolean file_flag)
              throws FileSystemException

Specified by:

AllocFree in class DirectoryBlockAbstract

FileSystemException

list

public final void list(java.lang.String base)

DeallocEntry

public final void DeallocEntry(int index)

write

public final void write(int block)
                 throws FileSystemException

Specified by:

write in class Block

FileSystemException

read

public final void read(int block)
                throws FileSystemException

Specified by:

read in class Block

FileSystemException