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assert

Hasitha Randika
Ranch Hand

Joined: Sep 04, 2007
Posts: 50
class A{
public static int y;
public static void foo(int x){
System.out.println("mike");
y = x;
}
public static int bar(int z){
System.out.println("bar");
return y = z;
}
public static void main(String ar[]){
int t =0;
assert (t>0): bar(7);
assert (t>1): foo(8); //can't we add a assert statement to a void method
System.out.println("gayani");
}
}

can't we add a assert statement to a void method.what is the output of the program
Jesper de Jong
Java Cowboy
Saloon Keeper

Joined: Aug 16, 2005
Posts: 14435
    
  23

See this: Programming With Assertions. It says:
The second form of the assertion statement is:

assert Expression1 : Expression2 ;

where:
  • Expression1 is a boolean expression.
  • Expression2 is an expression that has a value. (It cannot be an invocation of a method that is declared void.)



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