nl.tudelft.simulation.dsol.interpreter.process
Class Process

java.lang.Object
  nl.tudelft.simulation.event.EventProducer
      nl.tudelft.simulation.dsol.interpreter.process.Process

All Implemented Interfaces:

Serializable, ProcessInterface, EventProducerInterface

Direct Known Subclasses:

NestedProcess

public abstract class Process
extends EventProducer
implements ProcessInterface

The Process class is an abstract Process which can be suspended and resumed.
(c) copyright 2002-2005 Delft University of Technology , the Netherlands.
See for project information www.simulation.tudelft.nl
License of use: Lesser General Public License (LGPL) , no warranty.

Version:

$Revision: 1.1 $ $Date: 2007/01/06 13:25:13 $

Author:

Peter Jacobs

See Also:

Serialized Form

Field Summary

protected Stack	frameStack the processStack of this process
protected short	state the state of the process

Fields inherited from class nl.tudelft.simulation.event.EventProducer

listeners

Fields inherited from interface nl.tudelft.simulation.dsol.interpreter.process.ProcessInterface

DEAD, EXECUTING, INITIAL, STATE_CHANGE_EVENT, SUSPENDED

Fields inherited from interface nl.tudelft.simulation.event.EventProducerInterface

FIRST_POSITION, LAST_POSITION

Constructor Summary

Process()
constructs a new Process

Method Summary

short	getState() Returns the state of a process
abstract void	process() processes the process.
void	resume() resumes this process
protected void	setState(short state) sets the state of the process
void	suspend() suspends the process.

Methods inherited from class nl.tudelft.simulation.event.EventProducer

addListener, addListener, addListener, addListener, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, fireEvent, getEventTypes, removeAllListeners, removeAllListeners, removeListener

Methods inherited from class java.lang.Object

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

Field Detail

state

protected short state

the state of the process

frameStack

protected Stack frameStack

the processStack of this process

Constructor Detail

Process

public Process()

constructs a new Process

Parameters:

simulator - the simulator to schedule on

Method Detail

process

public abstract void process()

processes the process.

Specified by:

process in interface ProcessInterface

resume

public void resume()

resumes this process

Specified by:

resume in interface ProcessInterface

suspend

public final void suspend()

Description copied from interface: ProcessInterface

suspends the process.

Specified by:

suspend in interface ProcessInterface

setState

protected final void setState(short state)

sets the state of the process

Parameters:

state - the new state

getState

public short getState()

Description copied from interface: ProcessInterface

Returns the state of a process

Specified by:

getState in interface ProcessInterface

Returns:

the state of a process