Convert the following UML diagram into the Java code. Write constructor, mutator and accessor methods for the given class. Create an instance of books class in a main method using a Demo class. Note: The structure of the class can be compiled and tested without having bodies for the methods. Just be sure to put in dummy return values for methods that have a return type other than void. books database -title --author -book id +update() A AN U X2 x2 = 3 I > 00 00