Convert the following UML diagram into the Java code. Write constructor, mutator and accessor methods for the given class. Create an instance of Animal 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.

\begin{tabular}{|l|} \hline Animal \\ \hline + age:String \\ + gender: String \\ + breed: String \\ + name:String \\ \hline 1 \end{tabular}