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July 27, 2018

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Naming Convention for Android Project

There are actually no official documents released about naming conventions in Android projects. So, some of you might think that there is no need to have naming conventions in our Android projects. But with a defined naming convention it increases readability and maintainability of code base . Here I am sharing naming convention that I use in a android project developed in Java in Android Studio. 1 File naming 1.1.1 Class files Class names are written in UpperCamelCase . For classes that extend an Android component, the name of the class should end with the name of the component; for example: SignInActivity , SignInFragment , ImageUploaderService , ChangePasswordDialog . 1.2.1 Resources files Resources file names are written in lowercase_underscore . 1.2.2 Drawable files Naming conventions for drawables: Naming conventions for icons (taken from Android iconography guidelines ): Naming conventions for selector states: 1.2.3 Layou...

Retrofit 2 Basic Ideas

What is Retrofit? The official page describes Retrofit as "A type-safe REST client for Android and Java." You’ll use annotations to describe HTTP requests, URL parameter replacement and query parameter support is integrated by default. Additionally, it provides functionality for custom headers, multipart request body, file uploads and downloads, mocking responses and much more. Client Interface The following code defines the GitHubClient and a method reposForUser to request the list of repositories for a given user. public interface GitHubClient { @GET("/users/{user}/repos") Call<List<GitHubRepo>> reposForUser( @Path("user") String user ); } Retrofit’s basis for all requests is the Retrofit (2.0+) class. you can use the builder to set some general options for all requests, i.e. the base URL or the converter. Once y...

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