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EclipseLink/Development/Summit/Topics

EclipseLink Summit Topics

TUESDAY

Welcome

Lead: Doug Clarke [Presentation http://dev.eclipse.org/svnroot/rt/org.eclipse.persistence/incubator/summit-2010/Welcome.ppt

  • Introductions
  • Logistics
  • Goals & Expectations

Overview

  • JPA - Peter Krogh
    • JPA 1.0, 2.0
    • Native API
  • MOXy - Blaise Doughan
    • Key Concepts, benefits, and advanced features
    • Shared Models with JPA and MOXy
  • SDO - Blaise Doughan
    • Key Concepts, benefits, and advanced features
    • Using JPA with SDO
  • DBWS - Mike Norman
    • Key Concepts, benefits, and advanced features

Architecture

  • ORM Architetcture
    • Sessions
    • Connections/Datasources
    • Transaction Management
    • Cache
    • Metamodel: Project, Descriptor, Mapping, & Policies
    • Platforms: Database & Server
  • MOXy Architecture
    • XML Context/Session

Mapping

Presenters: Guy & Blaise

  • Mapping Types
  • Mapping Options
    • JPA: annotations, orm.xml, EL annotations, eclispelink-orm.xml
    • Native: sessions.xml, deployment (project) xml
    • Hand coded (API)
  • XML Processing using MOXy
    • Schema Validation
    • Schema Version & Backwards Compatibility
  • JPA Metadata Processing

Cache

  • Identity Management
  • Cache Structure:
    • IdentityMaps
    • CacheKey
    • Locking
  • Concurrency & Locking
  • Invalidation
  • Configuration Best Practices

Queries

  • EclipseLink Query Types
    • ReadObject, ReadAll, Report (Items), ModifyAll, DataModify, DataReadQuery, DoesExistQuery
    • QueryByExample
  • Expressions
    • Expression Builder
  • JPA translation
    • JPQL parser, CriteriaBuilder, ResultSetMappingQuery
  • Query Caching
  • Object Building
    • Cache Usage
    • Instantiation Policy and Clone Copy Policy
    • Refreshing
    • FetchGroups
  • Lazy Loading and Queries
  • Batch Reading / Join Fetch

Transactions

  • UnitOfWork Basics
    • Change Tracking
    • ChangeSets
    • ChangeTracking
    • Commit/flush process
    • Merge
  • RepeatabaleWriteUnitOfWork
    • FlushMode
  • Session Events

WEDNESDAY

Tooling

Lead: Karen Butzke

  • EclipseLink Workbench
  • JDeveloper
  • Dali
    • Generic JPA
    • EclipseLink JPA
    • Library Configuration
    • New In Helios
      • JPA 2.0 platform
        • Canonical Model Generation
        • Element Collection including Map support
        • Derived Identity
        • Caching
        • Mixed Access Type
        • Nested Embeddables, Relationships in Embeddables
      • JAXB Class/Schema Generation
      • Validation Preferences
    • Future Direction

JPA 2.0

Lead: Michael O'Brien & Guy Pelletier

  • Metamodel
    • Mapping between JPA 2.0 classes and native metadata metamodel
    • Architecture
    • Initialization
    • Demo
    • Challenges/Issues
    • Future
      • Extended Metamodel API
  • Model Gen
    • Model gen using compiler hooks
    • Challenges/Issues/Limitations
    • Future
      • EclipseLink extended mapping

Weaving

Lead: Tom Ware

  • Features Woven
    • Lazy Loading
    • Change Tracking
    • State Caching: Identity, Session
  • Configuration
    • Persistence Unit Properties
    • Dynamic Weaving
    • Static Weaving
  • Challenges/Issues
  • Future Direction

Advanced Querying

  • Execution
    • EclipseLink query execution
      • Query To SQL translation
  • Cursored Streams
  • Query Redirection
  • Custom Calls
    • StoredProcedure calls
  • InmemoryQuerying / Conforming
    • Conforming limitations
    • InMemoryQueryIndirectionPolicy
  • Query Options
    • CacheUsage

Advanced Caching

  • Isolated Caches
    • JPA Cacheable(false)
  • Invalidation
    • JPA Cache.evict()
  • Cache concurrency
    • ReadLocks
    • DeferredLocks
    • Active Locks
    • WriteLockManager
  • Cache Interceptors
    • distributed cache integrations

Management, Diagnostics, & Tuning

Lead: James Sutherland

  • Logging
  • MBeans
  • Profilers
  • Performance Tuning Infrastructure
    • Guidelines for Developers
  • User Best Practices

Customization

  • Customizers: Session & Descriptor
  • Listeners: Session & Descriptor
  • User Defined Data Types and Converters
  • Custom Platforms
  • Mapping Customizing: policies
  • Query Customizing
  • Future

Dynamic Persistence

Lead: Doug Clarke

  • Background and Usage Examples
  • Solution Design
    • Config: Native XML, API, eclipselink-orm.xml
  • Challenges/Issues/Limitations
  • Future

THURSDAY

EclipseRT

Presenter: Jeff McAffer, EclipseSource

EclipseLink and OSGi

Lead: Tom Ware

  • Impact of OSGi enabling EclipseLink
    • Commiter Do's and Don'ts
  • Migrating to Gemini JPA
    • Gemini in a Nutshell
    • javax.persistence
    • backwards compatibility
  • Future Direction
    • Further bundle refactoring

Documentation

Lead: Rick Sapir

  • Current State
  • Requirements Review
  • Proposed Future Direction
  • Challenges and Issues
  • Roles of tech Writers and Developers

Process

Lead: Peter Krogh

  • Eclipse Processes
    • IP process, log, use of Bugzilla
    • Annual Release Train
    • Header: License and contribution log
  • EclipseLink Development process
    • Using Bugzilla
    • Project Plans
    • Releases, Milestones, and patch-sets
  • Future Direction Discussion
    • Utilities: Find Bugs, Code formatting, Code Coverage
    • Incubator
    • GIT?

Build

Lead: Eric Gwin

  • Current Build Overview
  • Challenges/Issues
  • Future
    • PDE Build?

Test

Lead: Tom Ware

  • Current Test Overview
  • Challenges/Issues
    • JPA
      • Persistence Units
      • Weaving

Road Map

Lead: Doug Clarke

  • Release infrastructure
    • Project Plans
    • Wiki
    • Web Site
  • Post 2.1 (Helios Planning)
    • Themes
    • Releases/Patches before next annual
    • Next Annual Release