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21 lines (18 loc) · 632 Bytes
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public class ATM
{
private static HundredRsHandler hundredRsHandler = new HundredRsHandler();
private static FiftyRsHandler fiftyRsHandler = new FiftyRsHandler();
private static TwentyRsHandler twentyRsHandler = new TwentyRsHandler();
private static FiveRsHandler fiveRsHandler = new FiveRsHandler();
static
{
// Prepare the chain of Handlers
hundredRsHandler.nextHandler(fiftyRsHandler);
fiftyRsHandler.nextHandler(twentyRsHandler);
twentyRsHandler.nextHandler(fiveRsHandler);
}
public void withdraw( long requestedAmount )
{
hundredRsHandler.dispatchRs(requestedAmount);
}
}