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The next developmentgeneration

with Artem Bilan

by Pivotal

Spring & Messaging:

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Artem Bilan

abilan@gopivotal.com

Spring Integration Team

Spring FrameworkSpring AMQP

Spring XDReactor

https://github.com/artembilanhttp://www.linkedin.com/in/cleric

https://spring.io/team/artembilan http://stackoverflow.com/users/2756547

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Messaging and why do I care?

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Messaging is very simple

Headers

Payload

public static void main(String[] args) {...}

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WEB

Controllers, REST,WebSocket

INTEGRATION

Channels, Adapters,Filters, Transforms

BATCH

Jobs, Steps,Readers, Writers

BIG DATA

Ingestion, Export,Orchestration, Hadoop

DATA

NON-RELATIONALRELATIONAL

CORE

GROOVYFRAMEWORK SECURITY REACTOR

GRAILS

Full-stack, Web

XD

Stream, Taps, Jobs

BOOT

Bootable, Minimal, Ops-Ready

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Messaging in Spring IO

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Spring Integration

Meet IoC!

Uses

Written

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The heart of Spring Integration

– Endpoints (Filters) connected through– Channels (Pipes) exchanging– Message

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How does it work?

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• SpEL, SpEL, SpEL …• Scripting (Groovy, JSR223)• Request Handler Advice• Transaction Synchronization• Error Handling• Channel Adapters Correlation• Lifecycle and Control Bus• Message Store Serialization• JMX Exposing

Spring Integration: Advanced

• Adapter, Adapter, Adapter …• SecurityContext Propagation• Payload Cloning• IMAP SearchTermStrategy• FileLocker• Scatter-Gather• Routing Slip• Message Broker• Process Manager• Multitenancy

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Retry -> tx; tx - > Retry

inbound-adapter->poller->http-gateway1->http-gateway2->jdbc-outbound-adapter

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Cache Advice

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Transaction Synchronization

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HTTP Proxy

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• 1000 & 1 bug fix• 256 refactoring• 125 improvement• 1 new feature

• Spring 4 compatibility• Jackson 2 support• Syslog adapters• TCP/IP Events• HTTP RequestMapping• SpEL customization• ‘id’ for chain black box• …

Spring Integration 3.0: What’s New?

Joke!

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@RequestMapping

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@RequestMapping by Spring Integration

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Spring Expression Language

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SpEL: EvaluationContext

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SpEL Customization: high-level API

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SpEL Customization: high-level API

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Spring XD

• Unified Platform• Developer Productivity• Modular Extensibility• Distributed Architecture• Portable Runtime • Hadoop Distribution Agnostic• Proven Foundation • XD = ‘eXtreme Data’

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TapsCompute

HDFS

Wor

kflow

Export

Spring XD Runtime

Inge

st

Jobs

Export

Files Sensors Mobile Social

RDBMS

NoSQL

R, SAS

Spring XD Shell

Streams

Redis

Gemfire

Predictive modeling

Spring XD

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Stream Processing Model

How can we make this easier?http | filter | file

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XD Runtimes

http | filter | file

Rabbit, Redis, (Pluggable)

XD Admin

CLUSTERED NODE

FilterModule

CLUSTERED NODE

HTTPModule

CLUSTERED NODE

FileModule

In MemoryTransport

http | filter | file

SINGLENODE

AllModules

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Spring Integration 4.0: What Next?

• Spring 4 Platform• Java DSL• New EIP Patterns• New Adapters• Concurrency Improvement• Clustering Features• ???

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Spring Framework 4.0: Websockets

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Spring Framework 4.0: Websockets

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• Foundation• Distillation best-practices• Lightweight• Event routing• Fully asynchronous• Pattern based• Clear API

Reactor

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Dispatchers, Events, Selectors, Streams, Promises, etc.

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Reactor – Landscape

Spring Integration

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Spring Integration + Reactor

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Learn More. Stay Connected.

• Spring IO: https://spring.io/platform• GitHub: https://github.com/spring-projects• Spring Integration: http://projects.spring.io/spring-integration• Spring XD: http://projects.spring.io/spring-xd• Reactor: https://github.com/reactor• Spring WebSockets: http://assets.spring.io/wp/WebSocketBlogPost.html• EIP: http://www.eaipatterns.com• Spring Batch: http://projects.spring.io/spring-batch• Spring for Hadoop: http://projects.spring.io/spring-hadoop• Groovy: http://groovy.codehaus.org

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ありがとう