Introduction

Kotlin DSL http client

Features

🔹 Developers Experience-driven library without verbosity.

🔹 Native way to use http client in Kotlin.

🔹 HTTP GET/POST/PUT/HEAD/DELETE/PATCH requests.

🔹 Asynchronous and blocking requests.

🔹 Upload files.

🔹 Logging - easily dump your http requests or convert them to cURL commands.

🔹 Minimal footprint.

Quick start

// Use String or URL extensions send simple request
val response = "https://my-host.com/users?admin=true".httpGet()

// Parse response with your favorite library
val users = response.toJson()

// Use sync or async methods to send your requests
// Configure method params, headers, cookies and body in a concise way
val notifications: List<Deferred<Response>> = users.forEach { user ->
    httpPostAsync {
        url("https://my-host.com/friends/push")

        param {
            "userId" to user[id]
            "eventType" to NewFriend
        }

        header {
            "locale" to "en_EN"
            cookie {
                "user_session" to "toFycNV"
                "authToken" to "d2dwa6011w96c93ct3e3493d4a1b5c8751563217409"
            }
        }
    }
}

Samples

• Android application

• Spring Boot application

About kohttp

• Kotlin weekly mentioned us

• Android weekly (CN) mentioned us

• Kotlin http client. Making kohttp 0.11.0 - medium post

• Write your Android network as Kotlin DSL - medium post

• Upload files to Google Drive with Kotlin - medium post

• Production Kotlin DSL (RU + subtitles) - Kotlin/Everywhere talk, YouTube

Installation

Gradle

Kotlin DSL:

implementation(group = "io.github.rybalkinsd", name = "kohttp", version = "0.12.0")

Groovy DSL:

implementation 'io.github.rybalkinsd:kohttp:0.12.0'

Maven:

<dependency>
  <groupId>io.github.rybalkinsd</groupId>
  <artifactId>kohttp</artifactId>
  <version>0.12.0</version>
</dependency>

Table of contents

• Synchronous calls

  • GET

  • POST

  • PUT

  • HEAD

  • DELETE

  • PATCH

  • Upload files

  • Generic requests

• Asynchronous calls

  • async GET

  • async POST

  • async PUT

  • async HEAD

  • async DELETE

  • async PATCH

  • async Upload files

  • async Generic requests

• Response usage

• Interceptors

• Customisation

• Experimental features

• Changelog