android studio parse to int

1public class JavaStringToIntExample
2{
3  public static void main (String[] args)
4  {
5    // String s = "fred";  // use this if you want to test the exception below
6    String s = "100";
7 
8    try
9    {
10      // the String to int conversion happens here
11      int i = Integer.parseInt(s.trim());
12 
13      // print out the value after the conversion
14      System.out.println("int i = " + i);
15    }
16    catch (NumberFormatException nfe)
17    {
18      System.out.println("NumberFormatException: " + nfe.getMessage());
19    }
20  }
21}