JavaOne 2014 Java EE 8 Booth Slides
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This document provides an overview of the proposed Java EE 8 specifications and technologies, including summaries of the key features and goals of each specification. Some of the major specifications covered include CDI 2.0, JSON Binding 1.0, JAX-RS 2.1, JMS 2.1, Servlet 4.0, JSF 2.3, and others. It also discusses the Java EE 8 roadmap and opportunities for community participation.
JavaOne 2014 Java EE 8 Booth Slides
- 2. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Java EE 8
- 3. Safe Harbor Statement The following is intended to outline our general product direcJon. It is intended for informaJon purposes only, and may not be incorporated into any contract. It is not a commitment to deliver any material, code, or funcJonality, and should not be relied upon in making purchasing decisions. The development, release, and Jming of any features or funcJonality described for Oracle’s products remains at the sole discreJon of Oracle. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | 3
- 4. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Java EE 8 Themes • HTML5 / Web Tier Enhancements • Ease of Development / CDI alignment • Infrastructure for running in the Cloud • Driven by Community Feedback 4 JSR 366
- 5. Community PrioriJzed Features Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | 5
- 6. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | CDI 2.0 • Events – Asynchronous events – Event ordering – Event Range (war, ear, server, cluster) • Interceptor / Decorator (AOP) – Support AOP on custom or produced bean – Support AOP on inner calls (AOP enable when a method is called in same class) 6 JSR 365 • SPI enhancement – Beer access to CDI meta data – Contexts enhancement for 3rd party Spec
- 7. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | CDI 2.0 (cont.) • Parts (“sub-‐spec with sub-‐impl.”) – CDI Light (simple IoC soluJon) – Event • Java SE support – Boot CDI from Java SE – Add SPI to easily integrate CDI in custom stack (i.e plug transacJon manager) 7 JSR 365
- 8. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JSON-‐B 1.0 • ConverJng Java objects to & from JSON • Supports for different providers – Leverages mature JSON Binding frameworks – With a standard API • Mapping – Default + customized 8 JSR 367
- 9. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JMS 2.1 • New API to receive messages asynchronously – In Java SE, remove need to implement MessageListener – In Java EE, a simpler and more flexible alternaJve to JMS MDBs • Simpler, JMS-‐specific annotaJons that allow any managed bean to listen for JMS messages • No need to implement MessageListener • No need to be restricted to MDB lifecycle 9 JSR 368 @RequestScoped public class MyListenerComponent { @JMSListener(destinationLookup="myQueue") @Transactional public void myCallback(Message message) { ... ... } }
- 10. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JMS 2.1 (cont.) • Completes ease-‐of-‐use improvements started in JMS 2.0 • Improved portability of JMS providers between ApplicaJon Servers • Further clarify behavior of JMS in a Java EE applicaJons • CorrecJons and improvements to new JMS 2.0 features • Extend specificaJon to cover redelivery loops and dead message queues • Other features proposed by the community and the Experts Group 10 JSR 368
- 11. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Servlet 4.0 • Request/response mulJplexing – Servlet Request as HTTP/2 message • Stream prioriJzaJon – Add stream priority to HpServletRequest • Server push • Binary framing – Hidden from API • Upgrade from HTTP 1.1 11 JSR 369
- 12. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Servlet 4.0 • Servlet 4.0 is important because HTTP 2.0 is important • HTTP 2.0 compliance – Server Push – Stream Priority – Upgrade from HTTP 1.1 • Compliance with latest HTTP 1.1 RFCs 7230 – 7235 – IETF PRECIS framework for secure Unicode – Numerous small compliance issues 12 JSR 369
- 13. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JAX-‐RS 2.1 • ConJnued evoluJon of JAX-‐RS API – All simple problems have already been solved… • Performance – ReacJve Programming Model – Java SE 8 Streams – Non-‐blocking I/O 13 JSR 370
- 14. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JAX-‐RS 2.1 (cont.) • Java EE Alignment – CDI Alignment – DeclaraJve Security Model – MVC 1.0 IntegraJon – JSONB 1.0 IntegraJon • Filling the Gaps – Server-‐Sent Events – Improved Hypermedia Support – CORS 14 JSR 370
- 15. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | MVC 1.0 • AcJon-‐based Model-‐View-‐Controller architecture • Glues together key Java EE technologies: – Model • CDI, Bean ValidaJon, JPA – View • Facelets, JSP – Controller • Invent new technology? • Leverage exisJng technologies such as JAX-‐RS, ... ? JSR 371 15
- 16. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JSF 2.3 JSR 372 • SpecificaJon clarificaJons • CDI alignment – Ease of use e.g. @Inject – Removal of old injecJon provider • Performance enhancements – Caching EL expressions were possible • Use Java SE 8 where possible 16
- 17. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JSF 2.3 (cont.) JSR 372 • MVC alignment • Shepherd EG driven features into spec – JSON ajax component rendering – State saving enhancements – Stateless enhancements – GET enhancements – … 17
- 18. Java EE Management API 2.0 Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | • Update of JSR 77 • Define RESTful API for Java EE management – Incorporate all exisJng JSR 77 managed beans – Define event model using Server Sent Events – ConsideraJon will be given to mark the exisJng MEJB API as Proposed OpJonal • Define RESTful API for applicaJon deployment – Focus on simple cases first – Deployment support integrated to same API with other Java EE management JSR TBD 18
- 19. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | JSON-‐P 1.1 • Support for JSON standards – JSON Pointer (RFC 6901) and JSON Patch (RFC 6902) • Support for ediJng/transformaJon on JsonArray and JsonObject – Add API for the current builders • Support JSON query in JavaSE 8 – Add helper classes and methods to construct Collectors • Support for bing JSON data – Add API in JsonParser to construct JsonValues – Generate Java streams (high and low level) JSR TBD 19
- 20. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Java EE Security 1.0 JSR TBD • Candidate Areas to Enhance Portability, Flexibility, Ease-‐of-‐Use – Password Aliasing – User Management – Role Mapping – AuthenJcaJon – REST AuthenJcaJon – AuthorizaJon 20
- 21. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Java EE Security 1.0 JSR TBD • AuthorizaIon via CDI Interceptors @IsAuthorized("hasRoles('Manager') && schedule.officeHrs") void transferFunds() @IsAuthorized("hasRoles('Manager') && hasAttribute('directReports', employee.id)") double getSalary(long employeeId); @IsAuthorized(ruleSourceName="java:app/payrollAuthRules", rule="report") void displayReport(); 21
- 22. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Java EE 8 JSRs • Java EE 8 Platorm • CDI 2.0 • JSON Binding 1.0 • JAX-‐RS 2.1 • MVC 1.0 • Java Servlet 4.0 • JSF 2.3 • JMS 2.1 22 As of today Coming soon… • JSON-‐P 1.1 • Java EE Security 1.0 • Java EE Management 2.0 • JCache 1.1 • And more to follow…
- 23. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | And more to follow… • EL • Concurrency UJliJes • Connector Architecture • WebSocket • Interceptors • JPA 23 • EJB • JTA • Batch • JavaMail • …
- 24. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Transparency • Our Java EE 8 JSRs run in the open on java.net – hp://javaee-‐spec.java.net – One project per JSR – jax-‐rs-‐spec, mvc-‐spec, servlet-‐spec,... • Publically viewable Expert Group mail archive – Users observer lists gets all copies • Publicly accessible issue tracker / JIRA • Publicly accessible download area • … 24 Commitment to JCP transparent processes
- 25. Proposed Final Draft Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | 25 Java EE Roadmap Public Review Drafts JSR Submissions Java EE 8 Final Early Draft Specifications Java EE 8 Planning 06/2014 01/2015 01/2015 01/2016 09/2017
- 26. Java EE 8 New JSRs New OpportuniJes Get Involved! Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | ConJnue to parJcipate 26 Java EE 7 14 adopted JSRs 19 Java User Groups Thank You! ParDcipate with us! hIp://glassfish.org/contribute
- 27. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | GlassFish Server
- 28. GlassFish Server Open Source EdiJon 4.1 Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | 28 Updated PlaSorm Support • Java 8 • CDI 1.2 • WebSocket 1.1 Jersey (JAX-‐RS) • New diagnosJcs API • SSE client reconnect Tyrus (WebSocket) • Session limits • Proxy support • Client reconnect Stability and Quality • Feature enhancements • 1000+ bugs fixes And More … • Updated Java EE 7 SDK • JMS over WebSockets
- 29. Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Meet the Experts
- 30. Meet the Experts – Monday Sept. 29 Schedule Expert(s) Technology 10-‐11 AM Bruno Borges Adopt-‐a-‐JSR for Java EE 8, any Java EE 8 technology 11 – 12 PM MarJn Grebac JSON-‐B 12 -‐ 1 PM Kin-‐man Chung JSON-‐P and EL 1 -‐ 2 PM Marek Potociar Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | Pavel Bucek JAX-‐RS WebSocket (JSR 356) 2 -‐ 3 PM Linda DeMichiel Java EE 8 4 -‐ 5 PM Reza Rahman Adopt-‐a-‐JSR for Java EE 8, any Java EE 8 technology 30
- 31. Meet the Experts – Tuesday Sept. 30 Schedule Expert(s) Technology 10-‐11 AM Heather VanCura JCP/JCP.Next (JSR 364), Adopt-‐a-‐JSR 11 – 12 PM MarJn Mares Java EE Management 12 -‐ 1 PM Nigel Deakin JMS 1 -‐ 2 PM Reza Rahman Adopt-‐a-‐JSR for Java EE 8, any Java EE 8 technology 2 -‐ 3 PM Ed Burns, Shing Wai Chan JSF 2.3 and Servlets 4.0 4 -‐ 5 PM Marek Potociar JAX-‐RS Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | 31
- 32. Meet the Experts -‐ Wednesday Oct. 1 Schedule Expert(s) Technology 10-‐11 AM Antoine Sabot-‐Durand CDI 11 – 12 PM Antoine Sabot-‐Durand CDI 12 -‐ 1 PM Brian Oliver Jcache 1 -‐ 2 PM David Delabassee Adopt-‐a-‐JSR for Java EE 8, any Java EE 8 technology 2 -‐ 3 PM Manfred Riem MVC 1.0 and JSF 2.3 Copyright © 2014, Oracle and/or its affiliates. All rights reserved. | 32