In Java

$/**$

$*$ Adds $1$ vote to the provided Candidate running in the election for the given seatName, if this

$*$ Ballot has not yet voted in that election. Marks the election as having been voted in if the

$*$ vote is successful.

$*$

$*$ You may wish to create a $($private$)$ helper method to find the index of a particular election in

$*$ the elections ArrayList given its seat name, or explore options ArrayList provides.

$*$

$*$ @param seatName the name of the seat for the election to vote in

$*$ @param candidate the Candidate to vote for

$*$

$*$ Throws:

$*$ IllegalStateException $-$ if this ballot has already voted in the given election

$*$ NoSuchElementException $-$ if the given seat name does not correspond to an election on this

$*$ ballot, or if the given candidate is not running in that election

$*$

$*$

$*/$

public void vote$($String seatName, Candidate candidate$)\{$

$\}$