siena.dvdrp

Class TwoPrioritiesArrayQueue

java.lang.Object

siena.dvdrp.TwoPrioritiesArrayQueue

All Implemented Interfaces:

TwoPrioritiesQueue

public class TwoPrioritiesArrayQueue
extends java.lang.Object
implements TwoPrioritiesQueue

a simple implementation of a priority queue with only two priorities. The queue is used to hold DV and UDV messages to be sent by siena.DispatcherThread

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_SIZE_HIGH
static int	DEFAULT_SIZE_LOW
static int	HIGH
static int	LOW

Constructor Summary

Constructors

Constructor and Description
TwoPrioritiesArrayQueue()
TwoPrioritiesArrayQueue(int high_size, int low_size)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(byte[] obj, int priority)
void	add(byte[] obj, int length, int priority)
void	clear()
java.lang.Object	next()
int	next(byte[] buf)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_SIZE_HIGH

public static int DEFAULT_SIZE_HIGH

DEFAULT_SIZE_LOW

public static int DEFAULT_SIZE_LOW

HIGH

public static int HIGH

LOW

public static int LOW

Constructor Detail

TwoPrioritiesArrayQueue

public TwoPrioritiesArrayQueue()

TwoPrioritiesArrayQueue

public TwoPrioritiesArrayQueue(int high_size,
                       int low_size)

Method Detail

add

public void add(byte[] obj,
       int priority)
         throws java.lang.Exception

Specified by:

add in interface TwoPrioritiesQueue

Throws:

java.lang.Exception

add

public void add(byte[] obj,
       int length,
       int priority)
         throws java.lang.Exception

Specified by:

add in interface TwoPrioritiesQueue

Throws:

java.lang.Exception

next

public java.lang.Object next()

clear

public void clear()

Specified by:

clear in interface TwoPrioritiesQueue

next

public int next(byte[] buf)