organisms
Class carnivores

java.lang.Object
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  +--organisms.organisms
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        +--organisms.animals
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              +--organisms.carnivores

Direct Known Subclasses:

bear, lion, tiger

public abstract class carnivores

extends animals

H klash carnivores einai yperklash olwn twn sarkofagwn zwwn kai ypoklash ths animals. Einai abstract kai kathe klash kapoiou sarkofagou zwou einai katw apo authn sthn ierarxia.

Invariant: Prepei na thrountai oles oi invariant synthikes ths klashs animals. Dhladh ena egkyro sarkofago zwo prepei na einai ena egkyro zwo.

Statika pedia ths klashs: alive_carnivores: Posa sarkofaga zwa einai zwntana, dead_carnivores: Posa sarkofaga zwa exoun pethanei

Field Summary

protected static int	alive_carnivores
protected static int	dead_carnivores

Fields inherited from class organisms.animals

alive_animals, dead_animals, eatenThisWeek, foodPerWeek

Fields inherited from class organisms.organisms

age, alive_organisms, dead_organisms, energy, growth_rate, im, isChosen, position

Constructor Summary

carnivores()
Constructor ths abstract klashs carnivores.

Method Summary

static int	alive_carnivores() Epistrefei ton arithmo twn zwntanwn sarkofagwn.
static int	dead_carnivores() Epistrefei ton arithmo twn nekrwn sarkofagwn.
boolean	eat(organisms.organisms o) Elegxei an to sarkofago zwo trwei ton organismo o pou dinetai san orisma, kai an ton trwei tote auksanetai to eatenThisWeek tou sarkofagou kata oso einai to growth_rate tou organismou o kai meiwnetai kata to idio poso to energy tou organismou o.
static void	initStats() Arxikopoiei ta statistika se authn thn klash.

Methods inherited from class organisms.animals

alive_animals, dead_animals, eatenThisWeek, foodPerWeek, increase_eatenThisWeek, move, reset_eatenThisWeek, restoreEnergy

Methods inherited from class organisms.organisms

age, alive_organisms, choose, dead_organisms, decrease_energy, die, draw, energy, growth_rate, increase_age, increase_energy, isAlive, position

Methods inherited from class java.lang.Object

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

Field Detail

alive_carnivores

protected static int alive_carnivores

dead_carnivores

protected static int dead_carnivores

Constructor Detail

carnivores

public carnivores()

Constructor ths abstract klashs carnivores. Kaleitai apo tous apogonous auths ths klashs. Kanei tis katallhles arxikopohseis kai auksanei ta synolika zwntana sarkofaga zwa kata 1.

Postcondition: Dhmiourgeitai ena neo sarkofago zwo opoioudhpote typou me swsta xarakthristika organismou, kai auksanetai kata 1 to alive_carnivores.

Method Detail

alive_carnivores

public static int alive_carnivores()

Epistrefei ton arithmo twn zwntanwn sarkofagwn. Accesor - Selector.

Postcondition: Epistrefei ton arithmo twn zwntanwn sarkofagwn.

Returns:

ton arithmo twn zwntanwn sarkofagwn.

dead_carnivores

public static int dead_carnivores()

Epistrefei ton arithmo twn nekrwn sarkofagwn. Accesor - Selector.

Postcondition: Epistrefei ton arithmo twn nekrwn sarkofagwn.

Returns:

ton arithmo twn nekrwn sarkofagwn.

eat

public boolean eat(organisms.organisms o)

Elegxei an to sarkofago zwo trwei ton organismo o pou dinetai san orisma, kai an ton trwei tote auksanetai to eatenThisWeek tou sarkofagou kata oso einai to growth_rate tou organismou o kai meiwnetai kata to idio poso to energy tou organismou o. Alliws an to sarkofago zwo den mporei na faei ton organismo o h eat() den kanei tipota. Ylopoiei thn abstract methodo eat() ths animals.

Ena sarkofago zwo trwei enan allo organismo an:

1. auto einai zwo -o instanceOf animals- kai

2. einai se kontinh apostash -this.position.checkIfClose(o.position)- kai

3. an to megethos tou organismou o einai to poly iso me to miso tou megethous tou sarkofagou -o.energy<=this.energy/2-

An ton faei tote o.decrease_energy() kai this.increase_eatenThisWeek( o.growth_rate() ). Transformer - Mutative.

Precondition: To sarkofago zwo prepei na einai zwntano, dhladh this.isAlive(), kai epishs o organismos o prepei na einai kai autos zwntanos, dhladh o.isAlive().

Postcondition: An to sarkofago trwei ton organismo o synfwna me ta krithria 1,2,3 tote auksanetai to eatenThisWeek tou kata o.growth_rate kai meiwnetai to energy tou organismou o kata o.growth_rate(o.decrease_energy()). An oxi tote den ginetai tipota.

Specified by:

eat in class animals

Parameters:

o - O organismos pou theloume na doume an tha fagwthei apo to sarkofago zwo.

Returns:

True h false analoga me to an to zwo efage ton organismo o.

initStats

public static void initStats()

Arxikopoiei ta statistika se authn thn klash. Transformer - Mutative.

Postcondition: Arxikopoiei ta statistika se authn thn klash.