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Hi, I need to create a time delay before I call a method. [CODE]public void brewDrink(CoffeeMachine coffeemachine) { try { coffeemachine.displayDrinkBrewing(); Thread.sleep(7000); setDrinkReady(coffeemachine); } catch (InterruptedException ex) { } }[/CODE] This doesn't work, the method isn't called. Any help or pointers are welcome!
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Hi, I'm getting this NullPointerException in one of my classes (state). This design is done by a state machine design pattern. From debugging it I can see that insertMoney under coffeemachine>State>insertMoney is null but I can't figure out why it's null. The line with the error is almost on the …
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Hi, I hope this is the right place for this question. What program can I use to make nice looking .pdf files from Word documents? Thanks 
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Hi, I need some help with a school project. This is what I have done so far: (Sorry about the wall of code) [code=java] public abstract class State { private double drinkPrice; private double amountPutIn; private String selection; public State() { } public State(double drinkPrice, double amountPutIn, String selection) { …
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