scala try catch

    try {
      //dangerous java calls
    }
    catch {
      //Gracefully catch any exceptions that might generate from the Java call or the JSON handling.
      case e: Exception => {
        status = "FAIL"
        err_msg = "Err: " + e.getMessage + " Cause: " + e.getCause
        //anything else
      }
    }

scala Try()

    val paramMap: JsObject = (Try(parameterMap.getValue(execution).asInstanceOf[JsObject]) match {
      case Success(myObj: JsObject) => {
        myObj
      }
      case Failure(myException) => {
        foo
      }
    })