get current year and the year after based on condtion

[o-sama]

i want to add year and the next year based on the following condtion :

if current date is after april / year

then i want to show

year / year +1

for ex if its may 2015
then show

2015/2016

if its Jan 2015
then show
2014/2015


how to achive that

[reportdev]

Expression to be used : 

MONTH($P{givenDate}) < 5  ?  
((YEAR($P{givenDate} )-1) + " / " +  (YEAR($P{givenDate} )) ) :  
((YEAR($P{givenDate} )) + " / " +  (YEAR($P{givenDate} ) + 1) )