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NodeQueue Class Reference

List of all members.

Public Methods

 NodeQueue ()
boolean isEmpty ()
void put (Object packet)
Object get ()
Object peek ()

Private Attributes

Stack storage_buffer = new Stack()

Detailed Description

NodeQueue class implements simple packet storage buffer.

Definition at line 311 of file Node.java.

Constructor & Destructor Documentation

NodeQueue::NodeQueue ( ) [inline]
 

Default constructor.

Definition at line 320 of file Node.java.

00321     {
00322     }

Member Function Documentation

Object NodeQueue::get ( ) [inline]
 

Gets next element (packet) and removes it from the buffer. Generates exception if buffer is empty.

Returns:
Returns buffer element (packet).

Definition at line 350 of file Node.java.

Referenced by Node::transmitAll(). 

00351     {
00352         Object packet;
00353 
00354         packet = storage_buffer.pop();
00355         return packet;
00356     }

boolean NodeQueue::isEmpty ( ) [inline]
 

Test for empty buffer. Returns true if empty.

Returns:
Buffer status.

Definition at line 329 of file Node.java.

Referenced by Node::transmitAll(). 

00330     {
00331         return storage_buffer.isEmpty();
00332     }

Object NodeQueue::peek ( ) [inline]
 

Peeks at the first element.

Returns:
Returns first element.

Definition at line 363 of file Node.java.

00364     {
00365         return storage_buffer.peek();
00366     }

void NodeQueue::put ( Object packet ) [inline]
 

Puts one packet in the buffer.

Parameters:
packet   New element.

Definition at line 339 of file Node.java.

Referenced by Node::receive(). 

00340     {
00341         storage_buffer.push(packet);
00342     }

Member Data Documentation

Stack NodeQueue::storage_buffer = new Stack() [private]
 

Packet storage.

Definition at line 315 of file Node.java.

The documentation for this class was generated from the following file:
Generated at Thu Jun 28 03:04:23 2001 for Cyclops Network Simulator by doxygen1.2.7 written by Dimitri van Heesch, © 1997-2001