org.linguafranca.pwdb.hashedblock

Class CollectingOutputStream

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

org.linguafranca.pwdb.hashedblock.CollectingOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class CollectingOutputStream
extends FilterOutputStream

Class allows the forwarding (as a filter) and collection of written bytes as a buffer - e.g. to provide for HMAC operations

Author:

jo

Field Summary

Fields inherited from class java.io.FilterOutputStream

out

Constructor Summary

Constructors

Constructor and Description
CollectingOutputStream(OutputStream out) Create a collecting stream which is set to collect from the get go
CollectingOutputStream(OutputStream out, boolean collecting) Create a collecting stream

Method Summary

Modifier and Type	Method and Description
byte[]	getCollectedBytes() Get the collected bytes as a byte array
boolean	isCollecting() True if we are currently collecting bytes
void	setCollecting(boolean collecting) Cganeg the state of collecting bytes
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int toWrite)

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

Constructor Detail

CollectingOutputStream

public CollectingOutputStream(OutputStream out)

Create a collecting stream which is set to collect from the get go

Parameters:

out - the output stream to forward/collect

CollectingOutputStream

public CollectingOutputStream(OutputStream out,
                              boolean collecting)

Create a collecting stream

Parameters:

out - the output stream to forward/collect

collecting - whether the initial state is collecting or not

Method Detail

write

public void write(int toWrite)
           throws IOException

Overrides:

write in class FilterOutputStream

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

getCollectedBytes

public byte[] getCollectedBytes()

Get the collected bytes as a byte array

isCollecting

public boolean isCollecting()

True if we are currently collecting bytes

setCollecting

public void setCollecting(boolean collecting)

Cganeg the state of collecting bytes

Parameters:

collecting - true to collect