Complete the Dog class in the Dog.java file, according to the following instructions.

Define variables: name, breed, age, and weight $($The right data types should be specified$).$

Make all the variables only accessible through class methods.

Define public methods, getName, setName, getAge, and setAge, to get or set the name and age variables.

Define a public method, bark, to print out "Woof!".

Define a public method, printInfo, to print out all attributes $($variables$).$

Finally, use the TesterFile.java to test your Dog class.