com.aoindustries.io

Class SyncFile

java.lang.Object

com.aoindustries.io.SyncFile

public class SyncFile
extends Object

Copies one file to another, only writing the blocks of the destination file if they either didn't already exist or contain different content. This is to update flash media where reads are much faster than reads.

Author:

AO Industries, Inc.

Constructor Summary

Constructors

Constructor and Description
SyncFile()

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args)
static long	syncFile(InputStream in, RandomAccessFile out) Synchronized the input to the provided output, only writing data that doesn't already match the input.

Methods inherited from class java.lang.Object

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

Constructor Detail

SyncFile

public SyncFile()

Method Detail

main

public static void main(String[] args)

syncFile

public static long syncFile(InputStream in,
                            RandomAccessFile out)
                     throws IOException

Synchronized the input to the provided output, only writing data that doesn't already match the input. Returns the number of bytes written.

Throws:

IOException