Comparing JDKs / How to contribute to OpenJDK

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Comparing JDKs / How to contribute to OpenJDK
Convenor: Alexey Fyodorov
Participants:
  • Ivan Krylov
  • Alexey Fyodorov
  • Roman Leventov
  • folks, add yourself here!
Summary:
  • Comparing JDKs
    • There are 2 types of implementations: created from OpenJDK and created from scratch
    • Companies creates own JDKs due to different reasons:
      • Port to some platform (SAP)
      • Paid support (Azul Zulu)
      • Optimized for specific tasks (Azul Zing, Excelsior JET)
      • Have full technology stack (Red Hat IcedTea)
  • Contributing
    • Use openjdk mail lists, start discussions
    • Sign OCA
    • You should provide proposed patches
    • Your fix may be rejected due to several reasons, be ready to it.
Recommendations:

Recommendations:

  • Comparing JDKs
    • If you think about switching JDK vendor, ask the question: why I want to change it?
  • Contributing
    • Start from simple fixes