5.1) Creating try-catch-finally blocks

public class FallInRiverException extends Exception {
	private static final long serialVersionUID = 6674801099786714691L;
}

public class DropOarException extends Exception {
	private static final long serialVersionUID = -5159676509920958459L;
}

public class RiverRafting {
	public void crossRapid(int degree) throws FallInRiverException {
		System.out.println("Cross Rapid");
		if (degree > 10) {
			throw new FallInRiverException();
		}
	}

	public void rowRaft(String state) throws DropOarException {
		System.out.println("Row Raft");
		if (state.equals("nervous")) {
			throw new DropOarException();
		}
	}
}

public class TestRiverRafting {
	public static void main(String[] args) {
		RiverRafting riverRafting = new RiverRafting();
		try {
			riverRafting.crossRapid(11);
			riverRafting.rowRaft("happy");
			System.out.println("Enjoy River Rafting");
		} catch (FallInRiverException e1) {
			System.out.println("Get back in the raft");
		} catch (DropOarException e2) {
			System.out.println("Do not panic");
		} finally {
			System.out.println("Pay for the sport");
		}
		System.out.println("After the try block");
	}
}

Output:

public class TestRiverRafting {
	public static void main(String[] args) {
		RiverRafting riverRafting = new RiverRafting();
		try {
			riverRafting.crossRapid(7);
			riverRafting.rowRaft("happy");
			System.out.println("Enjoy River Rafting");
		} catch (FallInRiverException e1) {
			System.out.println("Get back in the raft");
		} catch (DropOarException e2) {
			System.out.println("Do not panic");
		} finally {
			System.out.println("Pay for the sport");
		}
		System.out.println("After the try block");
	}
}

Output: