2020-05-exceptions-09.java

interface WithException {

    void doWork() throws IOException;
}

class WithoutException implements WithException {

    // We omit the exception in the implementation
    @Override
    public void doWork() {
        ...
    }
}

// Won't compile without try-catch
WithException with = new WithoutException();

// Compiler won't complain
WithoutException without = new WithoutException();