import?java.util.Vector;

/**
?*?Catfish?-?simulates?a?catfish?-?can?swim?eat?and?consume?
?*?energy?in?the?process.
?*?
?*?@author?A?JiaYi
?*?Created?on?Jul?5?2003
?*/
public?class?Catfish?extends?Animal?{

	/**
	?*?Energy?needed?to?swim?in?a?block?of?time.
	?*/
	private?static?final?int?ENERGY_TO_SWIM?=?2;

	/**
	?*?Energy?needed?to?look?for?food?once.
	?*/
	private?static?final?int?ENERGY_TO_LOOK_FOR_FOOD?=?1;
	
	
	/**
	?*?Lowest?possible?energy?needed?for?a?baby?to?survive.?
	?*/
	private?static?final?int?BABY_MIN_ENERGY?=?15;
	
	/**
	?*?Maximum?energy?that?a?baby?can?store.?
	?*/
	private?static?final?int?BABY_MAX_ENERGY?=?100;
	
	/**
	?*?Eenrgy?increment
	?*/
	private?static?final?int?ENERGY_INCREMENT?=?2;
	
	/**
	?*?Name?of?species
	?*/
	private?static?final?String?SPECIES?=?“Catfish“;
	
	/**
	?*?
	?*?Number?of?Catfish?created
	?*/
	private?static?int?nCatfishCreated?=?0;?
	
	/**
	?*?Energy?expended?to?eat?once.
	?*/
	private?static?final?int?ENERGY_TO_EAT?=?1;
	
	/**
	?*?Energy?gained?when?a?full?meal?is?eaten.
	?*/
	private?static?final?int?ENERGY_IN_A_FULL_MEAL?=?10;

	/**
	?*?Constructor.?Initialize?an?algae?to?start?life?at?a?specified?
	?*?location?with?a?specified?energy.?If?location?is?out?of?bounds
	?*?locate?the?catfish?at?the?nearest?edge.
	?*?
	?*?@param?initialRow?-?the?row?at?which?the?catfish?is?located
	?*?@param?initialColumn?-?the?column?at?which?the?catfish?is?located
	?*?@param?initialSimulation?-?the?simulation?that?the?catfish?belongs?to
	?*/
	public?Catfish（
		int?initialRow
		int?initialColumn
		Simulation?initialSimulation）?{
		super（
			initialRow
			initialColumn
			initialSimulation
			SPECIES?+?nCatfishCreated
			BABY_MIN_ENERGY
			BABY_MAX_ENERGY）;
			
			++nCatfishCreated;
	}
	
	
	/**
	?*?This?individual?belongs?to?the?Catfish?species.
	?*??
	?*?@return?The?string?indicating?the?species
	?*/
	public?String?getSpecies（）?{
		return?SPECIES;
	}

	/**
	?*?Catfish?should?be?displayed?as?an?image.
	?*?
	?*?@return?a?constant?defined?in?{@link?Simulation#IMAGE?Simulation}?class
	?*/
	public?String?getDisplayMechanism（）?{
		return?Simulation.IMAGE;
	}

	/**
	?*?Get?the?image?of?the?catfish
	?*?
	?*?@return?filename?of?Catfish?image
	?*/
	public?String?getImage（）?{
		
		if?（getDirection（）?==?RIGHT）?{
			return?“/Catfish-right.gif“;
		}
		if?（getDirection（）?==?LEFT）?{
			return?“/Catfish-left.gif“;
		}
		if?（getDirection（）?==?UP）?{
			return?“/Catfish-up.gif“;
		}
		if?（getDirection（）?==?DOWN）?{
			return?“/Catfish-down.gif“;
		}
		
		return?“Catfish-right.gif“;
	}

	/**
	?*?Look?for?food?in?the?neighborhood.?Consume?some?energy?in?the?process.
	?*?
	?*?@return?a?neighboring?living?being?that?is?food.
	?*/
	private?LivingBeing?lookForFoodInNeighborhood（）?{
		
		int?neighborIndex;
		//?Looking?for?food?consumes?energy.
		setEnergy（getEnergy（）?-?ENERGY_TO_LOOK_FOR_FOOD）;

		if?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????4340??2005-12-15?19:07??Unit3\EX8\Catfish.java

?????文件???????4333??2005-12-15?19:06??Unit3\EX8\Crocodile.java

?????文件?????????36??2007-07-04?22:01??Unit3\MC_Answer.txt

?????文件????????925??2005-12-15?19:46??Unit3\PQ8\ContractEmployee.java

?????文件????????595??2005-12-15?16:36??Unit3\PQ8\Employee.java

?????文件???????2654??2005-12-15?18:58??Unit3\PQ8\Payroll.java

?????文件????????389??2005-12-15?16:48??Unit3\PQ8\RegularEmployee.java

?????目錄??????????0??2007-06-05?13:09??Unit3\EX8

?????目錄??????????0??2007-06-05?13:09??Unit3\PQ8

?????目錄??????????0??2007-06-05?13:09??Unit3

-----------?---------??----------?-----??----

????????????????13272????????????????????10