ScalaExamples

Some useful Scala examples

• 2017-03-24 ImplicitObj - learning implicit class

• 2017-03-24 LazyValObj - learning executions of val/lazy val/def

• 2017-04-24 scalatest.FunSuite, Log4j2 and AspectJ

  • Show scala test, log4j correctly and combined with AOP
  • Log4j2 could output result to both console and log files
  • AOP used AspectJ working with @Log(logBefore = true, logAfter = true)
  • Run $ sbt test
  • Output:
    • Method (timeSpan 0:0:0:7): execution(AspectJExample.checkSum(..))
    • Input (2017-04-24T15:45:26.679): 2 | 3
    • Output (2017-04-24T15:45:26.686): 5

• 2017-05-04 SprayJson

  • Output:

    • { "key1": "value1", "key2": 4 }

      Map(key1 -> value1, key2 -> 4)

• 2017-05-07 RecursiveCoin

  • Run test