gistfile1.txt

//
// Find the bug. :-)
//

interface HeavyLifting {
    void doSomeBlockingStuff() throws InterruptedException;
}

// meanwhile, somewhere else in the universe:
class MyUsefulUtility {
    private final HeavyLifting lifter;

    public MyUsefulUtility(HeavyLifting lifter) {
        this.lifter = lifter;
    }

    public void liftStuff() {
        try {
            lifter.doSomeBlockingStuff();
        } catch (Exception e) {
            Logger.getLogger(getClass()).error("It didn't work, bro.");
        }
    }
}