[Ch11] Code Magnets exercise

package ch11;

class MyEx extends Exception { }

public class ExTestDrive {

  public static void main(String[] args) {

    String test = args[0];

    try {

      System.out.print("t");

      doRisky(test);

      System.out.print("o");

    } catch (MyEx e) {

      System.out.print("a");

    } finally {

      System.out.print("w");

    }

    System.out.println("s");

  }

  static void doRisky(String t) throws MyEx {

    System.out.print("h");

    if ("yes".equals(t)) {

      throw new MyEx();

    }

    System.out.print("r");

  }

}