Networking on Android using Retrofit 2

Learn how to use http methods get and post with retrofit to send and receive data between an android client and a server, using a weather example.

Learn to send a single parameter with Retrofit 2 using the Query annotation to fetch posts by a specific user id, demonstrating request construction and asynchronous handling.

Demonstrate fetching a post by user id and post id with Retrofit 2 by defining a two-parameter query method and displaying the result.

Send a get request with multiple query parameters named id by passing a list of ids using retrofit 2. Retrieve posts with ids 1, 2, and 3.

Learn how Retrofit 2 handles null parameters in Android requests, including user ID and ID, and see how omitting parameters changes server responses.

Use Retrofit 2 to pass a dynamic map of query parameters in network requests. Populate the map in the activity and call the endpoint to view the response.

Change part of the url with retrofit 2 path annotation to make post id dynamic. Define a get post by id method that replaces the path segment with the id.

Learn how to send requests to different endpoints with retrofit by using a dynamic url method and the Url annotation, avoiding new retrofit instances or interfaces.

Learn to upload a file with retrofit 2 using multipart form data, applying multipart and part annotations, posting to a file io api, and parsing the response for upload details.

Learn to send form url encoded post requests with retrofit 2 by defining a post method with four fields (id, user id, title, body) and handling the newly created post.

Discover how to send requests with static headers in Retrofit 2 for Android, using Content-Type and User-Agent headers.

Send headers dynamically in Retrofit 2 for Android by creating a GET request with Content-Type and User-Agent using header annotations in a Java interface and view the response.

Learn to implement http logging with Retrofit 2 on Android using OkHttp logging interceptor, configure levels none basic headers and body, and view request and response details.

Integrate a json converter with Retrofit 2 to fetch comments by id, map fields with serialized names in the Calment class, and configure a default converter factory.

Generate Java classes from JSON data using JsonSchema2POJO, creating User, Address, and Company models, then call a Retrofit API to get a user by id.

Explore JsonSchema2POJO for offline usage in an Android Retrofit 2 workflow. Generate a Java class from a schema, import an offline project, and fetch a comment by id.

Discover how to integrate an XML converter with Retrofit for Android, send a get request to fetch a breakfast menu, convert XML to Java objects, and display each food name.

Build a football app with standings, fixtures, and top scorers pages, configure retrofit, a Java interface, and a bottom navigation, using port moncks API.

Set up a new Android app, add Retrofit, converter, and http logging dependencies, and configure internet permission. Create API interface and application class, then initialize Retrofit with configured http client.

Create a standings page in an Android soccer app using Retrofit 2, fetch standings for a season, and present results in a recycler view with a standings fragment and adapter.

Create a fixtures page using Retrofit 2 to fetch fixtures with API token and include parameter, parse JSON to POJOs, and display team names and scores in a recycler view.