org.cppftw.trains.model

Class Vehicle

java.lang.Object

org.cppftw.trains.model.Vehicle

Direct Known Subclasses:

Coach, Locomotive

public abstract class Vehicle
extends java.lang.Object

The abstract class Vehicle specifies some common behaviors and properties of the classes Locomotive and Coach. Vehicles have positions that can be modified, that is, they can be moved without being pulled and can also pull objects. A Vehicle can also and arrive at and depart from a Station.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	Vehicle.Visitor The Visitor interface for the visitor pattern.

Constructor Summary

Constructors

Constructor and Description
Vehicle(Slot currentPlace) Creates a Vehicle occupying the position given by the parameter currentPlace pulling the object given by nextCoach.

Method Summary

Modifier and Type	Method and Description
abstract void	accept(Vehicle.Visitor visitor)
void	arrive(Station station) Makes the passengers get off this Vehicle at the Station if certain conditions are met.
void	depart(Station station) Makes the waiting passengers at the Station get on this Vehicle if certain conditions are met.
protected Slot	getCurrentPlace() Returns a reference to the currentPlace attribute, which is the Slot occupied by this Vehicle.
Trailable	getNextCoach() Returns a reference to the nextCoach attribute, which is the coach pulled by this Vehicle.
protected void	setCurrentPlace(Slot currentPlace) Sets the attribute currentPlace to the Slot given by the parameter currentPlace.
void	setNextCoach(Coach nextCoach) Sets the nextCoach attribute of the Coach given by the parameter nextCoach to the nextCode attribute of this, then sets the nextCoach attribute of this to the Coach given by the parameter nextCoach, thus inserting the nextCoach parameter into the chain of train elements right after this Vehicle.
void	setNextCoach(Trailable nextCoach) Sets the nextCoach attribute of this to the Coach given by the parameter nextCoach.

Methods inherited from class java.lang.Object

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

Constructor Detail

Vehicle

public Vehicle(Slot currentPlace)

Creates a Vehicle occupying the position given by the parameter currentPlace pulling the object given by nextCoach.

Parameters:

currentPlace - a Slot to be occupied by the new Vehicle

Method Detail

getNextCoach

public Trailable getNextCoach()

Returns a reference to the nextCoach attribute, which is the coach pulled by this Vehicle.

Returns:

a Trailable object pulled by this Vehicle

setNextCoach

public void setNextCoach(Coach nextCoach)

Sets the nextCoach attribute of the Coach given by the parameter nextCoach to the nextCode attribute of this, then sets the nextCoach attribute of this to the Coach given by the parameter nextCoach, thus inserting the nextCoach parameter into the chain of train elements right after this Vehicle.

Parameters:

nextCoach - a Trailable coach, which will be pulled by this Vehicle

setNextCoach

public void setNextCoach(Trailable nextCoach)

Sets the nextCoach attribute of this to the Coach given by the parameter nextCoach.

Parameters:

nextCoach - a Trailable coach, which will be pulled by this Vehicle

getCurrentPlace

protected Slot getCurrentPlace()

Returns a reference to the currentPlace attribute, which is the Slot occupied by this Vehicle.

Returns:

a Slot that is occupied by this Vehicle

setCurrentPlace

protected void setCurrentPlace(Slot currentPlace)

Sets the attribute currentPlace to the Slot given by the parameter currentPlace.

Parameters:

currentPlace - the Slot to move to by this Vehicle

arrive

public void arrive(Station station)

Makes the passengers get off this Vehicle at the Station if certain conditions are met.

Parameters:

station - the Station to check for its Color

depart

public void depart(Station station)

Makes the waiting passengers at the Station get on this Vehicle if certain conditions are met.

Parameters:

station - the Station to check for its passengers and Color

accept

public abstract void accept(Vehicle.Visitor visitor)