1. Based on the below UML diagram, write the implementation code to represent each class? 2. in the main method of DogTest class create: a Dog object named dogl with the following information(name is "foo" with a head size 20) Dog -name: String -head: Head Head +Dog(name: string) +getName(): string +setName(name: String): void -size: String +Head(size: String) +getSize(): String +setSize(size: String): void