org.rdfhdt.hdt.util.crc

Class CRCOutputStream

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

org.rdfhdt.hdt.util.crc.CRCOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class CRCOutputStream
extends FilterOutputStream

FilterOutputStream that generates a Checksum on the fly.

Author:

mario.arias

Field Summary

Fields

Modifier and Type	Field and Description
protected CRC	crc

Fields inherited from class java.io.FilterOutputStream

out

Constructor Summary

Constructors

Constructor and Description
CRCOutputStream(OutputStream out, CRC crc) Create a new CRCOutputStream using the selected CRC generator

Method Summary

Modifier and Type	Method and Description
CRC	getCRC() Get the existing crc
void	setCRC(CRC crc) Set a new CRC generator from the current byte onwards.
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)
void	writeCRC() Write the CRC digest in the current position of the OutputStream.

Methods inherited from class java.io.FilterOutputStream

close, flush

Methods inherited from class java.lang.Object

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

Field Detail

crc

protected CRC crc

Constructor Detail

CRCOutputStream

public CRCOutputStream(OutputStream out,
                       CRC crc)

Create a new CRCOutputStream using the selected CRC generator

Parameters:

out -

crc -

Method Detail

setCRC

public void setCRC(CRC crc)

Set a new CRC generator from the current byte onwards.

Parameters:

crc -

getCRC

public CRC getCRC()

Get the existing crc

Returns:

writeCRC

public void writeCRC()
              throws IOException

Write the CRC digest in the current position of the OutputStream.

Throws:

IOException

write

public void write(byte[] b)
           throws IOException

Overrides:

write in class FilterOutputStream

Throws:

IOException

write

public void write(byte[] b,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class FilterOutputStream

Throws:

IOException

write

public void write(int b)
           throws IOException

Overrides:

write in class FilterOutputStream

Throws:

IOException