Creating Object Using Builder

BuilderClient.java

class BuilderClient{
    public static void builderClient(){
        /**
         * Some Code
         */
        Product.Builder builder = new Product.Builder("iPhone5", "iPhone 5C", 499.90);//fill in the required field
        builder.brand("apple").maxRetialPrice(699.99);//chaining is done as it return itself
        Product iPhone = builder.build(); // building the immutable object of product iphone
        /**
         * Some Code that use iPhone object
         */
    }
}