Package jmri.jmrix.pricom.downloader

Class PdiFile

java.lang.Object

jmri.jmrix.pricom.downloader.PdiFile

public class PdiFile
extends Object

Support for reading PRICOM ".pdi" files

The PRICOM format documentation is Copyright 2003, 2005, PRICOM Corp. They have kindly given permission for this use.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) int	address
(package private) String	comment
(package private) int	commentLength
(package private) File	file
(package private) int	fileLength
(package private) int	lastAddress

Constructor Summary

Constructors

Constructor	Description
PdiFile(File file)

Method Summary

Modifier and Type	Method	Description
String	getComment()	Return the comment embedded at the front of the file.
byte[]	getNext(int n)	Get the next n bytes for transmission to the device
(package private) int	length()
void	open()
void	open(InputStream stream)

Methods inherited from class java.lang.Object

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

Field Details

file

File file

comment

String comment

commentLength

int commentLength

lastAddress

int lastAddress

address

int address

fileLength

int fileLength

Constructor Details

PdiFile

public PdiFile(File file)

Method Details

open

public void open()
          throws IOException

Throws:

IOException

open

public void open(InputStream stream)
          throws IOException

Throws:

IOException

getComment

public String getComment()

Return the comment embedded at the front of the file.

Returns:

file comment.

length

int length()

getNext

public byte[] getNext(int n)

Get the next n bytes for transmission to the device

Parameters:

n - number of data bytes to include

Returns:

byte buffer, starting with address info and containing data, but not CRC