Cast a Null String into Integer

Question

Is there any way to cast a null to Integer. The null is actually a String, which i am passing in my service layer that accepts it as an Integer. So, whenever i try to cast a

Answer 1

If you are sure you only have to handle nulls,

int i=0;
i=(str==null?i:Integer.parseInt(str));
System.out.println(i);

for non integer strings it will throw Numberformat exception