Count number of Spaces in String

class StringDemo2
{
static int spaceCount(String s)
{
int count = 0;
int i, n;
n = s.length();
for(i=0;i<n;i++)
{
if(s.charAt(i) == ' ')
count++;
}
return count;
}
public static void main(String... s)
{
System.out.println(spaceCount("i am an indian"));
}
}