It is the specially designed class for tokenization activity.
This class is present in java.util package.

import java.util.*;
class RegExDemo5 {
	public static void main(String[] args) {
		StringTokenizer st = new StringTokenizer("Silan Software");
		while (st.hasMoreTokens()) {
			System.out.println(st.nextToken());
		}
	}
}

Output
Silan
Software

Note: The default regular expression of StringTokenizer is space.

StringTokenizer st=new StringTokenizer("02-08-1983","-");
while(st.hasMoreTokens())
{
System.out.println(st.nextToken());
}

The output will be:
02
08
1983