Serialio
Class SerByteQueue

java.lang.Object
  Serialio.SerByteQueue

public class SerByteQueue

extends java.lang.Object

Implements a High-performance Byte FIFO using a ringbuffer.

Copyright (c) 1999-2004 Serialio.com, All Rights Reserved.

creation 20 Apr 1999

Constructor Summary

SerByteQueue(int queueSize)

Method Summary

int	available() Get number of bytes in the queue
void	clear() Clear the byte queue.
byte	get() Get byte from queue Note: will block if queue is empty
void	get(byte[] buf, int off, int cnt) Get bytes from queue and store into buffer Note: will block if insufficient bytes in queue.
int	getID() Get the Queue ID
boolean	isEmpty() Get empty state of queue
boolean	isFull() Get full state of queue
void	put(byte value) Put byte into queue Note: will block if queue is full
void	setID(int id) Set the Queue ID
int	size() Get size of queue.

Methods inherited from class java.lang.Object

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

Constructor Detail

SerByteQueue

public SerByteQueue(int queueSize)

Method Detail

get

public void get(byte[] buf,
                int off,
                int cnt)
         throws java.lang.InterruptedException

Get bytes from queue and store into buffer Note: will block if insufficient bytes in queue.

Parameters:

buf - The buffer to store the data

off - The buffer offset to store the data

cnt - The number of bytes to store in the

Throws:

java.lang.InterruptedException

get

public byte get()
         throws java.lang.InterruptedException

Get byte from queue Note: will block if queue is empty

Throws:

java.lang.InterruptedException

put

public void put(byte value)
         throws java.lang.InterruptedException

Put byte into queue Note: will block if queue is full

Throws:

java.lang.InterruptedException

isEmpty

public boolean isEmpty()

Get empty state of queue

Returns:

true if queue is empty, otherwise false.

isFull

public boolean isFull()

Get full state of queue

Returns:

true if queue is full, otherwise false.

available

public int available()

Get number of bytes in the queue

Returns:

number of bytes available in the queue

size

public int size()

Get size of queue.

clear

public void clear()

Clear the byte queue.

setID

public void setID(int id)

Set the Queue ID

getID

public int getID()

Get the Queue ID