Description: Personal original code: the operation of the rectangular, circular, five-pointed star shape.The Shape to write java application program to create an interface, including the area of abstract methods, the Circle class, the Rectangle area method to calculate the area and return. Another Star Shape of area method, the return value is 0, the Star class, otherwise returns the value of a boolean method isStar in the main method to create a Vector, according to the random number to join Shape subclass object (in the case of 1, generate a Circle object case 2, generate the Rectangle object the case of three objects generate Star). Vector elements turn out to determine whether it is the Star class. The case of return is a Star. Otherwise, return to their area.
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本Java程序设计详细要求.txt
ShapeExp2.java
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