rossi.fstools.fs.reiserfs
Class DirectoryItem

java.lang.Object
  rossi.fstools.fs.reiserfs.Item
      rossi.fstools.fs.reiserfs.DirectoryItem

public class DirectoryItem

extends Item

Representation of a Directory.

An item is an abstract data holder within a block.

A directory has an array of directory entry items at the beginning, the names corresponding to those entries are packed in at the end of the item.

Field Summary

protected DirEntry[]

entries

Fields inherited from class rossi.fstools.fs.reiserfs.Item

block, buffer, bufferOffset, header

Constructor Summary

DirectoryItem(byte[] buffer, int bufferOffset, LeafNode block, ItemHead header)
Create a new DirecotryItem and populate it from the supplied buffer.

Method Summary

DirEntry[]	getEntries() Get the directory entries themselves.
protected void	load() Parse the item and load the array of directory entries from the data with the item.
int	numEntries() Get the number of directory entries from the Item header.

Methods inherited from class rossi.fstools.fs.reiserfs.Item

getBlock, getBlockPointer, getBuffer, getBufferOffset, getHeader, getRawData, setBlock, setBuffer, setBufferOffset, setHeader

Methods inherited from class java.lang.Object

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

Field Detail

entries

protected DirEntry[] entries

Constructor Detail

DirectoryItem

public DirectoryItem(byte[] buffer,
                     int bufferOffset,
                     LeafNode block,
                     ItemHead header)
              throws FsException

Create a new DirecotryItem and populate it from the supplied buffer.

Parameters:

buffer - a byte[] containing the item data.

bufferOffset - a int containing the offset within the buffer of the beginning of the item.

block - The parent block containing this item.

header - an ItemHead -- The header for this item with the parent block.

Throws:

FsException

Method Detail

numEntries

public int numEntries()

Get the number of directory entries from the Item header.

Returns:

number of entries

getEntries

public DirEntry[] getEntries()

Get the directory entries themselves.

Returns:

array of directory entries

load

protected void load()
             throws FsException

Parse the item and load the array of directory entries from the data with the item.

Throws:

FsException