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Building Realtime Access Data Apps with Speedment (TCF ITPC 2017)
This document introduces Speedment, an open-source framework that simplifies database programming using standard Java 8, eliminating the need for complex SQL coding. It provides support for various databases and showcases features like smart streams and a user-friendly interface. The document includes a demo and resources for getting started with Speedment applications.
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Building Realtime Access Data Apps with Speedment (TCF ITPC 2017)
- 1. 1 Building Realtime Data Appswith Speedment TCF IT Professional Conference March 17, 2017 Michael P. Redlich @mpredli about.me/mpredli/
- 2. Who’s Mike? • BSin CS from • “Petrochemical Research Organization” • Java Queue News Editor, InfoQ • Ai-Logix, Inc. (now AudioCodes) • Amateur Computer Group of New Jersey 2
- 3. Objectives • What isSpeedment? • Why Speedment? • Database Support • Get Started Building an Application • Live Demo (yea!) • Speedment Resources 3
- 4. What is Speedment (1)? “Speedmentaccelerates your development speed and makes database programming so easy and fun. When you use Speedment Open Source for database querying, you do not have to learn a new API or use complex ORMs. Everything is standard Java 8 and works out of the box.” Speedment Web Site, http://www.speedment.org/ 4
- 5. What is Speedment (2)? •First introduced in June 2015 • A portmanteau of “speed” and “development” • Abstracts the process of: • database connectivity • database operations 5
- 6. Speedment Integration 6 “Hello, JavaUsers Group!”
- 7. Speedment 3.0.5 • Codename:“Forest” •Latest features include: • declarative Java 8 stream API for databases operations • improved user interface 7
- 8. Why Speedment? • FullJava 8 support • lamdas and streams • Easy query with Smart Streams • no need for coding SQL • No NULL pointer exceptions 8
- 9. Speedment Open Source • SpeedmentOpen Source Database Support: • MySQL • PostgreSQL • MariaDB 9
- 10. Speedment Enterprise • SpeedmentEnterprise Database Support includes Open Source plus: • Oracle • DB2 • AS400 • SQL Server 10
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- 12. Example Database 12 “Hello, JavaUsers Group!”
- 13. Getting Started $ mvnarchetype:generate -DgroupId=org.redlich.publications -DartifactId=publications -DarchetypeArtifactId=speedment-archtype-mysql -DarchetypeGroupId=com.speedment.archetypes -DinteractiveMode=false -DarchetypeVersion=3.0.5 && cd publications && mvn speedment:tool 13 generates a new project project package project root invoke the Speedment tool the latest version of Speedment specify desired database
- 14. Speedment Tool (1) 14 “Hello,Java Users Group!” specify desired database subpackage (user defined) database name click…
- 15. Speedment Tool (2) 15 “Hello,Java Users Group!” click…
- 16. Let’s Build ThatApp… 16
- 17. 17 /* * initial setup */ protectedfinal PublicationsApplication app; protected final AuthorsManager authorsManager; protected final PublicationsManager publicationsManager; app = new PublicationsApplicationBuilder(); authorsManager = app.getOrThrow(AuthorsManager.class); publicationsManager = app.getOrThrow(PublicationsManager.class); main app manager representing each database table
- 18. 18 /* * smart streaming */ publicationsManager.stream() .forEach(System.out::println); publicationsManager.stream() .filter(Publications.TITLE.startsWith(“”); longcount = publicationsManager.stream() .count() Optional<Authors> redlich = authorsManager .stream() .filter(Authors.LAST_NAME.equal(“Redlich”)) .findAny();
- 19. Partial UML Diagram 19 “Hello,Java Users Group!”
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- 22. Upcoming Events (1) •March 17-18, 2017 •tcf-nj.org • April 18-19, 2017 •phillyemergingtech.com 22
- 23. Acknowledgements • Speedment, Inc. •Per-Åke Minborg, CTO at Speedment 23
- 24.