[2018 oracle code one] Bulletproof Java Enterprise Applications

Building Bulletproof Java Enterprise Applications
Speaker: Sebastian Daschner

For more blog posts, see The Oracle Code One table of contents


 

Being resilient

  • Don’t crash
  • Prevent faiures from casading
  • Don’t allow actions that are doomed to fail

Timeouts

  • Avoid deadlocks
  • Kill at some point so overall system and continue
  • Especially http and database timeouts.
  • Some libraries default to no timeouts

Retries

  • Immediately retry to avoid temporary failure – but be careful that not putting more load on a failing server
  • Avoid unnecessary error codes
  • Decide how often and how many times to retry

Java EE Extensions

My take: I like that there are actual code examples. I don’t like that the text based slides are in vi (or a screenshot of vi). Such a smal font and tons of wasted whitespace.

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