// exceptions/LostMessage.java

// (c)2021 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

// How an exception can be lost

class VeryImportantException extends Exception {

@Override public String toString() {

return "A very important exception!";

}

}

class HoHumException extends Exception {

@Override public String toString() {

return "A trivial exception";

}

}

public class LostMessage {

void f() throws VeryImportantException {

throw new VeryImportantException();

}

void dispose() throws HoHumException {

throw new HoHumException();

}

public static void main(String[] args) {

try {

LostMessage lm = new LostMessage();

try {

lm.f();

} finally {

lm.dispose();

}

} catch(VeryImportantException |

HoHumException e) {

System.out.println(e);

}

}

}

/* Output:

A trivial exception

*/