Book Image

Expert Android Programming

Book Image

Expert Android Programming

Overview of this book

Android O brings a number of important changes for the users as well as the developers. If you want to create smart android applications which are fast, lightweight and also highly efficient then this is the book that will solve all your problems. You will create a complex enterprise grade app in this book. You will get a quick refresher of the latest android SDK and how to configure your development environment. Then you will move onto creating app layouts, component and module building, creating smart and efficient UIs. The most important part of a modern day app is how real time they are. With this book, you will create a smooth back-end for your app, ensure dynamic and real time communication between different app layers. As we move on, you will learn to leverage the different Android APIs and create an efficient SQLite data layer for your apps. You will implement effective testing techniques to make your app reliable and robust and finally you will learn to deploy it efficiently. The multiple stages of android development will also be simplified by giving you an industry standard set of best practices.
Table of Contents (17 chapters)
10
Building Restaurant finder

MVP (Model View Presenter)

Model View Presenter (MVP) is derived from the MVC pattern. MVP is used to minimize the high dependency on the view, which is the case in the MVC. It separates the view and model by using the presenter. The presenter decides what should be displayed on the view.

  • Model: The model represents the objects in the application. This has the logic of where the data is to be fetched from.
  • View: The view renders information to users and contains a UI Component .xml file, activity, fragments, and dialog under the View Layer. It does not have any other logic implemented.
  • Presenter: The presenter layer performs the task of the controller and acts as the mediator between the view and model. But unlike the controller, it is not dependent on the view. The view interacts with the presenter for the data to be displayed, and the presenter then takes the data from the...