Part 6: Coroutines & Concurrency

Write asynchronous, concurrent code with Kotlin coroutines.

What You’ll Learn

• Suspend functions and the coroutine builders launch/async
• Scopes, context, Job, and dispatchers
• Structured concurrency, cancellation, and exception handling
• Asynchronous streams with Flow
• Channels for coroutine communication
• Testing coroutine and Flow code

Chapters

Chapter	Description
Suspend Functions & Builders	suspend, launch, async/await, runBlocking
Scopes, Context & Dispatchers	Context, Job, dispatchers, withContext
Structured Concurrency	Cancellation, timeouts, exception propagation
Asynchronous Streams with Flow	Cold streams, operators, StateFlow/SharedFlow
Channels	Producer/consumer communication
Testing Coroutines	runTest, virtual time, test dispatchers

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Table of contents

• Suspend Functions & Builders
• Scopes, Context & Dispatchers
• Structured Concurrency
• Asynchronous Streams with Flow
• Channels
• Testing Coroutines