Unless otherwise indicated, these slides are © 2013-2015 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ SPRINGONE2GX WASHINGTON, DC Thomas Darimont · Oliver Gierke / thomasdarimont / olivergierke What’s new in Spring Data ?

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Intro 2

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data 3 Abstraction relational non-relational JDBC* MongoDB Neo4j JPA* Redis Couchbase Cassandra Solr Spring Data

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 4 Core KeyValue Gemfire JPA Solr Elasticsearch Cassandra Couchbase Redis MongoDB Community
 modules Core
 modules Neo4j REST Foundational Store modules Web APIs

Unless otherwise indicated, these slides are © 2013-2015 Pivotal Software, Inc. and licensed under a
 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ The anatomy of a Spring Data module 5 where needed where needed where reasonable Templates Object mapping Repositories Spring Container Integration CDI Support

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 6 01 – Introduction

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data repositories • Concept of Domain Driven Design • Pragmatic data access API • Interface based programming model • Base abstractions • Query derivation • Pagination, sorting, streaming • Custom queries • Custom repository implementations 7

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data
 Gosling / Fowler 8

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Dependencies 9

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Release train – Spring Framework baselines 10 Gosling Evans Dijkstra Fowler March 2015 August 2014 September 2015 May 2014 Spring 4.0 Spring 4.0 Spring 4.1 Spring 3.2

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Dependencies • Upgraded Spring Framework baseline to 4.1 • Guava 18, Jackson 2.6 (to align with Spring IO platform 2.0) • Support for Hibernate 5 and MongoDB Java driver 3.0 • Release train BOM • Makes sure you refer to Spring Data modules in matching versions • E.g. Gosling-RELEASE, Fowler-SR1 11

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 12 02 – Spring Data release train BOM

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data Commons 13

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 14 03 – Enhanced Java 8 support

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Enhanced Java 8 support • CompletableFuture and ListenableFuture • Stream as repository return type • Leverages persistence provider specific API in JPA • Non-time-zoned JSR-310 types, ThreeTen back-port 15

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 16 04 – Simplified custom repositories

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Simplified customization of repositories • Registering a custom base class for all repositories was cumbersome • Required custom implementation class, factory and FactoryBean • With Spring Data Gosling all that’s needed is the implementation class • Default factory assumes constructor compatibility and uses reflection • @EnableJpaRepositories(repositoryBaseClass = MyCustomImpl.class) 17

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 18 05 – Web projections

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ ProjectionFactory • Interface based proxies for domain objects and maps • Outbound use: dedicated view on an object (incl. enrichments via @Value) • Inbound use: bind request data to strongly typed object backed by a Map 19

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 20 06 – Querydsl web support

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Querydsl web support • Bind request parameters to Predicate • Customize bindings via QuerydslBinderCustomizer 21

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data JPA 22

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 23 07 – Enhanced JPA 2.1 support

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data JPA • Support for @EntityGraph • Support for ad-hoc fetch graphs • Dependency upgrades: EclipseLink 2.6, compatibility with Hibernate 5 • ParameterMode.REF_CURSOR for stored procedures • AttributeConverters for (non-time-zoned) JSR-310 and ThreeTen back-port • Option to disable default transactions 24

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data MongoDB 25

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 26 08 – MongoDB & Spring Security

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 27 09 – MongoDB & Java 8

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data MongoDB • SpEL support for @Query methods for MongoDB. • EvaluationContextProvider -> SPI for custom extension • Spring Security support for MongoDB • MongoDB Java driver 3.0 compatibility • Support for Java 8 Stream as query method return type • Support for calling JavaScript functions • Support for GeoJSON 28

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data REST 29

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 30 10 – Version headers & conditional requests

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 31 11 – HAL browser & metadata

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data REST • Automatic translation of Enum values and link titles • RepositoryEntityLinks to create links to search resources • Support for @Version -> ETag & conditional GETs • @LastModifiedDate -> Last-Modified header • Improved JSON Schema support • HAL Browser • Custom POST form using the schema and JSON Editor • PagedResourcesAssembler exposes first and last links 32

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data Redis 33

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 34 12 – Redis

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data Redis • Switch to Lettuce fork by Mark Paluch (Jedis still default) • Generic JSON object serialization to support polymorphism (Jackson) • Support for ZRANGEBYLEX command 35

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data KeyValue 36

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 37 13 – Key-value repositories

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Spring Data KeyValue • General introduction into the module • Repository abstraction • In-memory based key-value stores • Customizable java.util.Map based implementation • Query derivation via SpEL 38

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Outlook 39

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 40 Query augmentation / Soft deletes / Spring Security

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ DEMO 41 Redis mapping & repositories

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Outlook • Query augmentation / Spring Security integration • Query by example – for multi-field search forms • Redis object-to-hash mapping • Querydsl 4 • Major store upgrades into the release train • Spring Data Neo4j 4.1 • Spring Data Couchbase 2.0 • Spring Data Solr 2.0 (Solr 5.0) 42

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Related sessions 43

Unless otherwise indicated, these slides are © 2013-2015 Pivotal Software, Inc. and licensed under a
 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Related sessions • Tuesday, September 15th 2015 • 10:30 AM – John Blum & Luke Shannon 
 Highly-scalable Spring applications with in-memory, distributed data grid • 12:45 AM – Christoph Strobl
 Boot your search with Spring • 2:30 PM – Greg Turnquist & Roy Clarkson
 Spring Data REST - Data Meets Hypermedia & Security 44

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Related sessions • Wednesday, September 16th, 2015 • 12:45 PM – Petar Tahchiev, Salon A-D (Core Spring track)
 Building a next-generation cloud e-commerce platform with Spring • 4:30 PM – Chris Dennis & Alex Snaps
 Bringing javax.cache'ing to your application • 7:00 PM – You & us
 BOF 45

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Related sessions • Thursday, September 17th, 2015 • 10:30 PM – Laurent Doguin & Michael Wilmes
 Spring Data Daily Double – Couchbase and Neo4J 46

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Resources 47

Unless otherwise indicated, these slides are © 2013-2015 Pivotal Software, Inc. and licensed under a
 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Resources • Slides – TBA • Talk demos – Repository @ GitHub • Spring Data examples – Repository @ GitHub • Spring Data wiki (Release trains, planning) – Wiki • Spring projects release calendar – Subscribable calendar 48

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 Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ Q&A 49

Unless otherwise indicated, these slides are © 2013-2015 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ SPRINGONE2GX WASHINGTON, DC Thomas Darimont · Oliver Gierke Thanks! / thomasdarimont / olivergierke @springcentral spring.io/video