Akka cookbook make your application fast, concurrent, and reactive through exciting recipes
Learn how to use the Akka framework to build effective applications in Scala About This Book Covers a discussion on Lagom—the newest launched Akka framework that is built to create complex microservices easily The recipe approach of the book allows the reader to know important and independent concep...
| Otros Autores: | , |
|---|---|
| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Birmingham, England ; Mumbai, [India] :
Packt Publishing
2017.
|
| Edición: | 1st edition |
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009630219906719 |
Tabla de Contenidos:
- Cover
- Copyright
- Credits
- About the Authors
- About the Reviewer
- www.PacktPub.com
- Customer Feedback
- Table of Contents
- Preface
- Chapter 1: Diving into Akka
- Introduction
- Creating an Akka Scala SBT project from scratch
- Getting ready
- How to do it...
- Creating and understanding ActorSystem
- Getting ready
- How to do it...
- How it works...
- Why we need ActorSystem
- Defining the actor's behavior and state
- Getting ready
- How to do it...
- How it works...
- There's more...
- Sending messages to actors
- Getting ready
- How to do it...
- How it works...
- There's more...
- Asking for a result from an actor
- How to do it...
- How it works...
- There's more...
- Communication between actors
- Getting ready
- How to do it...
- How it works...
- There's more...
- Creating a custom mailbox for an actor
- Getting ready
- How to do it...
- How it works...
- Prioritizing messages that an actor receives
- Getting ready
- How to do it...
- How it works...
- Creating a control-aware mailbox for an actor
- Getting ready
- How to do it...
- How it works...
- Become/unbecome behavior of an actor
- Getting ready
- How to do it...
- How it works...
- Stopping an actor
- Getting ready
- How to do it...
- How it works...
- Chapter 2: Supervision and Monitoring
- Introduction
- What is fault tolerance?
- What is a component?
- How Akka fits in between all of them?
- Creating child actors of a parent actor
- Getting ready
- How to do it...
- How it works...
- Overriding the life cycle hooks of an actor
- How to do it...
- How it works...
- Sending messages to actors and collecting responses
- How to do it...
- How it works...
- Understanding OneForOneStrategy for actors
- How to do it...
- How it works...
- Understanding AllForOneStrategy for actors
- How to do it.
- How it works...
- Monitoring an actor life cycle using DeathWatch
- How to do it...
- How it works...
- Chapter 3: Routing Messages
- Introduction
- Where to use routers
- Creating a SmallestMailboxPool of actors
- Getting ready
- How to do it...
- How it works...
- Creating a BalancingPool of actors
- Getting ready
- How to do it...
- How it works...
- Creating a RoundRobinPool of actors
- Getting ready
- How to do it...
- How it works...
- Creating a BroadcastPool of actors
- Getting ready
- How to do it...
- How it works...
- Creating a ScatterGatherFirstCompletedPool of actors
- Getting ready
- How it works...
- Creating a TailChoppingPool of actors.
- Getting ready
- How it works...
- Creating a ConsistentHashingPool of actors
- Getting ready
- How to do it...
- How it works...
- Creating a RandomPool of actors
- Getting ready
- How to do it...
- How it works...
- Sending specially handled messages to routers
- Getting ready
- How to do it...
- How it works...
- Creating a dynamically resizable pool of actors
- Getting ready
- How to do it...
- Chapter 4: Using Futures and Agents
- Introduction
- Using a future directly for a simple operation
- Getting ready
- How to do it...
- How it works...
- Using futures with actors
- Getting ready
- How to do it...
- How it works...
- Using futures inside actors
- Getting ready
- How to do it...
- How it works...
- Using for-comprehensions for futures
- Getting ready
- How to do it...
- How it works...
- Handling callback on futures
- Getting ready
- How to do it...
- How it works...
- Creating a simple parallel application using futures
- Getting ready
- How to do it...
- How it works...
- Reducing a sequence of futures
- Getting ready
- How to do it...
- How it works...
- Reading and updating agents
- Getting ready.
- How to do it...
- How it works...
- Composing agents monadically
- Getting ready
- How to do it..
- How it works...
- Chapter 5: Scheduling Actors and Other Utilities
- Introduction
- Scheduling an operation at a specified interval
- Getting ready
- How to do it…
- How it works…
- Scheduling an actor's operation at a specified interval
- Getting ready
- How to do it…
- How it works…
- Canceling a scheduled operation of the actor
- Getting ready
- How to do it…
- How it works…
- Creating a circuit breaker to avoid cascading failure
- Getting ready
- How to do it…
- How it works…
- How to introduce logging with actors
- Getting ready
- How to do it…
- How it works…
- Writing unit test for actors
- Getting ready
- How to do it…
- How it works…
- Packaging and deploying the Akka standalone application
- Getting ready
- How to do it…
- How it works…
- Packaging and deploying Akka application inside a Docker container
- Getting ready
- How to do it…
- How it works…
- Configurating Akka applications
- Getting ready
- How to do it…
- How it works…
- Chapter 6: Akka Persistence
- Introduction
- Preparing an actor for persistence
- Getting ready
- How to do it…
- How it works…
- Recovering the state of an actor
- Getting ready
- How to do it…
- How it works…
- Safely shutting down a persistent actor
- Getting ready
- How to do it…
- How it works…
- Reducing recovery time using snapshots
- Getting ready
- How to do it…
- How it works…
- Creating a persistence FSM model
- Getting ready
- How to do it…
- How it works…
- Persisting the state to LevelDB
- Getting ready
- How to do it…
- How it works…
- Persisting the state to Cassandra
- Getting ready
- How to do it…
- How it works…
- Persisting the state to Redis
- Getting ready
- How to do it…
- How it works….
- Understanding event sourcing
- Getting ready
- How to do it…
- How it works…
- Handling failure in event sourcing
- Getting ready
- How to do it…
- How it works…
- Using persistence query
- Getting ready
- How to do it…
- How it works…
- Persistence query for LevelDB
- Getting ready
- How to do it…
- How it works…
- Chapter 7: Remoting and Akka Clustering
- Introduction
- Enabling Akka applications for remoting
- Getting ready
- How to do it...
- How it works...
- Creating remote actors on different machines
- Getting ready
- How to do it...
- How it works...
- Looking up remote actors from different machines
- Getting ready
- How to do it...
- How it works...
- Deploying remote actors programmatically on different nodes
- Getting ready
- How to do it...
- How it works...
- Scaling out your application using remote actors
- Getting ready
- How to do it...
- How it works
- Creating a chat-based application using remote actors
- Getting ready
- How to do it...
- How it works...
- Enabling Akka clustering for your project
- Getting ready
- How to do it...
- How it works...
- Using Distributed Publish-Subscribe in the cluster
- Getting ready
- How to do it...
- How it works...
- Cluster Sharding
- Getting ready
- How to do it...
- How it works...
- Sharing data between nodes in an Akka cluster
- Getting ready
- How to do it...
- How it works...
- Creating a singleton actor across clusters
- Getting ready
- How to do it...
- How it works...
- See also
- Chapter 8: Akka Streams
- Introduction
- Creating simple Akka Streams
- Getting ready
- How to do it...
- How it works...
- How to transform streams and consume them
- Getting ready
- How to do it...
- How it works...
- Creating stream sources, flows, and sinks
- Getting ready
- How to do it...
- How it works.
- Custom stream processing
- Getting ready
- How to do it...
- How it works...
- Error handling in Akka streams
- Getting ready
- How to do it...
- How it works...
- Pipelining and parallelizing streams
- Getting ready
- How to do it...
- How it works...
- Working with streaming I/O
- Getting ready
- How to do it...
- How it works...
- Integrating streams with Akka actors
- Getting ready
- How to do it...
- How it works...
- Working with graphs
- Getting ready
- How to do it...
- How it works...
- Processing RabbitMQ messages with Akka streams
- Getting ready
- How to do it...
- How it works...
- Integrating Akka Streams with Kafka using Reactive Kafka
- Getting ready
- How to do it...
- How it works...
- Chapter 9: Akka HTTP
- Introduction
- Creating a minimal HTTP server using Akka HTTP
- Getting ready
- How to do it...
- How it works...
- Consuming Akka HTTP services using a client-side API
- Getting ready
- How to do it...
- How it works...
- Writing routing DSL for HTTP servers
- Getting ready
- How to do it...
- How it works...
- Understanding the configuration of Akka HTTP
- Getting ready
- How to do it...
- How it works...
- Marshaling and unmarshaling data
- Getting ready
- How to do it...
- How it works...
- Encoding and decoding data
- Getting ready
- How to do it...
- How it works...
- Understanding directives
- Getting ready
- How to do it...
- How it works...
- Exception handling
- Getting ready
- How to do it...
- How it works...
- Uploading a file using Akka HTTP
- Getting ready
- How to do it...
- How it works...
- Building JSON support with Akka HTTP
- Getting ready
- How to do it...
- How it works...
- XML support with Akka HTTP
- Getting ready
- How to do it...
- How it works...
- Chapter 10: Understanding Various Akka patterns
- Introduction.
- The Master Slave work pulling pattern.
