Simple Scala Executor with Custom Thread Names and Thread StackTrace

TestThread.scala

import java.util.concurrent.Executors

import com.google.common.util.concurrent.ThreadFactoryBuilder

/**
  * Created by ranand on 4/26/2017 AD.
  */
object TestThread {
  def main(args: Array[String]): Unit = {
    val threadFactory  =new ThreadFactoryBuilder()
      .setUncaughtExceptionHandler((t: Thread, e: Throwable) => {
        println(":::::::: Exception in thread :::::::::: '" + t.getName() + "'", e)
      })
      .setNameFormat("TEST-%d")
      .build();

    val executorPool = Executors.newFixedThreadPool(2,threadFactory)
    for (i <- 1 to 5) {

      executorPool.execute(new Thread(() => {
        println(
          /*"  Id : " + Thread.currentThread().getId +*/
            "===== THREAD Name : " + Thread.currentThread().getName +
            ", Group : " + Thread.currentThread().getThreadGroup //+
            /*", State : " + Thread.currentThread().getState*/)
        if (i == 1) throw new Exception
        Thread.sleep(5000)
      }))

    }

    println(Thread.getAllStackTraces().keySet())
    Thread.sleep(2000)
    println ("$$$$$$$ Wait 2 sec $$$$$$$")
    println(Thread.getAllStackTraces().keySet())
  }
}