Having some issues with my Vehicle Class

PLEASE provide corrected codes if possible.

This is my code:

public abstract class Vehicle

$\{$

protected Person$[][]$ personsOnBoard;

protected int numberOfRows;

protected int maxSeatsPerRow;

protected int$[]$ numSeatsPerRow;

public Vehicle$($int numRows, int numSeatsPerRow$)$

$\{$

this.numberOfRows $=$ numRows;

this.maxSeatsPerRow $=$ numSeatsPerRow;

this.personsOnBoard $=$ new Person$[$numberOfRows$][]$;

this.numSeatsPerRow $=$ new int$[$numberOfRows$]$;

for $($int i $=0$; i $$ numberOfRows; i$++)$

$\{$

this.personsOnBoard$[$i$]=$ new Person$[$numSeatsPerRow$]$;

this.numSeatsPerRow$[$i$]=$ maxSeatsPerRow;

$\}$

$\}$

public Vehicle$($int $[]$ numSeatsPerRow$)$

$\{$

this.numberOfRows $=$ numSeatsPerRow.length;

this.maxSeatsPerRow $=$ numSeatsPerRow$[0]$;

this.personsOnBoard $=$ new Person$[$numberOfRows$][]$;

this.numSeatsPerRow $=$ numSeatsPerRow;

for$($int i $=0$; i $$ numberOfRows; i$++)$

$\{$

personsOnBoard$[$i$]=$ new Person$[$numSeatsPerRow$[$i$]]$;

if$($numSeatsPerRow$[$i$]$ maxSeatsPerRow$)$

$\{$

maxSeatsPerRow $=$ this.numSeatsPerRow$[$i$]$;

$\}$

$\}$

$\}$

public Vehicle$($Person driver, int$[]$ numSeatsPerRow$)$

$\{$

this$($numSeatsPerRow$)$;

if$($driver$.$hasDriverLicense$())$

$\{$

personsOnBoard$[0][0]=$ driver;

$\}$

$\}$

public abstract boolean loadPassenger$($Person p$)$;

public abstract int loadPassengers$($Person$[]$ peeps$)$;

public void setDriver$($Person p$)$ throws InvalidDriverException

$\{$

if$($p$.$hasDriverLicense$())$

$\{$

personsOnBoard$[0][0]=$ p;

$\}$

else

$\{$

throw new InvalidDriverException$()$;

$\}$

$\}$

public Person getDriver$()$

$\{$

return personsOnBoard$[0][0]$;

$\}$

public boolean hasDriver$()$

$\{$

return $($personsOnBoard$[0][0]!=$ null$)$;

$\}$

public int getNumberOfAvailableSeats$()$

$\{$

int availableSeats $=0$;

for$($int i $=0$; i $$ numberOfRows; i$++)$

$\{$

for$($int j $=0$; j $$ numSeatsPerRow$[$i$]$; j$++)$

$\{$

if$($personsOnBoard$[$i$][$j$]==$ null$)$

$\{$

availableSeats$++$;

$\}$

$\}$

$\}$

return availableSeats;

$\}$

public int getNumberOfAvailableSeatsInRow$($int row$)$

$\{$

int availableSeats $=0$;

if$($row $>=0$ && row $$ numberOfRows$)$

$\{$

for $($int i $=0$; i $$ numSeatsPerRow$[$row$]$; i$++)$

$\{$

if $($personsOnBoard$[$row$][$i$]==$ null$)$

$\{$

availableSeats$++$;

$\}$

$\}$

$\}$

return availableSeats;

$\}$

public int getNumberOfPeopleOnBoard$()$

$\{$

int peopleOnBoard $=0$;

for$($int i $=0$; i $$ numberOfRows; i$++)$

$\{$

for$($int j $=0$; j $$ numSeatsPerRow$[$i$]$; j$++)$

$\{$

if$($personsOnBoard$[$i$][$j$]!=$ null$)$

$\{$

peopleOnBoard$++$;

$\}$

$\}$

$\}$

return peopleOnBoard;

$\}$

public int getNumberOfPeopleInRow$($int row$)$

$\{$

int peopleInRow $=0$;

if$($row $>=0$ && row $$ numberOfRows$)$

$\{$

for$($int i $=0$; i $$ numSeatsPerRow$[$row$]$; i$++)$

$\{$

if$($personsOnBoard$[$row$][$i$]!=$ null$)$

$\{$

peopleInRow$++$;

$\}$

$\}$

$\}$

return peopleInRow;

$\}$

public Person getPersonInSeat$($int row, int col$)$

$\{$

if $($row $>=0$ && row $$ numberOfRows && col $>=0$ && col $$ numSeatsPerRow$[$row$])$

$\{$

return personsOnBoard$[$row$][$col$]$;

$\}$

return null;

$\}$

public int$[]$ getLocationOfPersonInVehicle$($Person p$)$

$\{$

int location$[]=\{-1,-1\}$;

for$($int i $=0$; i $$ numberOfRows; i$++)$

$\{$

for$($int j $=0$; j $$ numSeatsPerRow$[$i$]$; j$++)$

$\{$

if$($personsOnBoard$[$i$][$j$]!=$ null$)$

$\{$

if$($personsOnBoard$[$i$][$j$].$equals$($p$))$

$\{$

location$[0]=$ i;

location$[1]=$ j;

return location;

$\}$

$\}$

$\}$

$\}$

return location;

$\}$

public Person$[]$ getPeopleInRow$($int row$)$

$\{$

int numPeople $=$ getNumberOfAvailableSeatsInRow$($row$)$;

if$($numPeople $==0)$

$\{$

return null;

$\}$

if$($numPeople $>0)$

$\{$

Person$[]$ personsInRow $=$ new Person$[$numPeople$]$;

int count $=0$;

for$($int i $=0$; i $$ numSeatsPerRow$[$row$]$; i$++)$

$\{$

if$($personsOnBoard$[$row$][$i$]!=$ null$)$

$\{$

personsInRow$[$count$]=$ personsOnBoard$[$row$][$i$].$clone$()$;

count$++$;

$\}$

$\}$

return personsInRow;

$\}$