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- 2014-04-23
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Description: 1 Design and implement a Soundable interface, which has sound capabilities, while also adjust the volume. These features Soundable interface will be implemented by the three kinds of specific sound devices, they are Radio Radio, Walkman and the Walkman phone Mobilephone. At the same time the need to design an application class to use them to achieve a sound device class Soundable interface. When the program runs, the first asks the user to hear the kind of sound equipment, then the program will work according to the device sounds (confirmatory test).
2 The program will ask the user to standardize the format of the input date of his birthday, and then calculate the user s birthday is a few weeks using the Date and Calendar classes class method, the user s age and year of birth of whether it is a leap year.
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