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/**
 * Dumps (possibly large) database table to SQL file or more files
 * according to MaxRecordsPerFile parameter.  
 * @author Radek Beran
 */
import java.io._
import java.sql._

// --- SCRIPT PARAMETERS ---
val DriverName = "com.mysql.jdbc.Driver"

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val parSeq: ParSeq[Int] = List(3, 4, 5).par

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// Posčítání cen automobilů, jejichž výrobcem je Porsche:
case class CarModel(carMaker: CarMaker.Value, name: String, price: Option[Int])
val models: List[CarModel] = List(...)
models.view.filter(_.carMaker == CarMaker.Porsche).map(_.price.getOrElse(0)).sum

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val parSeq: ParSeq[Int] = List(3, 4, 5).par

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(for {
  m <- models.view // vytvoří non-strict view pamatující si lazy vykonávané operace
  if m.carMaker == CarMaker.Porsche
  price <- m.price // transformace na kolekci obsahující ceny
} yield price).sum

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// Posčítání cen automobilů, jejichž výrobcem je Porsche:
case class CarModel(carMaker: CarMaker.Value, name: String, 
  price: Option[Int])
val models: List[CarModel] = ...
models.view.filter(_.carMaker == CarMaker.Porsche).map(
  _.price.getOrElse(0)).sum

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(for {
  m <- models.view // non-strict view pamatující si vykonávané operace
  if m.carMaker == CarMaker.Porsche
  price <- m.price // transformace na kolekci obsahující ceny
} yield price).sum

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case class Person(name: String, age: Int, programmer: Boolean)

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abstract class Person(name: String, birthDate: java.util.Date) 
  // nevhodny mutable typ java.util.Date
case class Man(var name: String, birthDate: java.util.Date, 
  impertinent: Boolean) extends Person(name, birthDate)
case class Woman(private val name: String, birthDate: java.util.Date, 
  quarrelsome: Boolean) extends Person(name, birthDate)
class XMan(name: String, birthDate: java.util.Date, impertinent: Boolean, 
  ability: String) extends Man(name, birthDate, impertinent)

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val birthDate = new java.util.Date()      
//> birthDate  : java.util.Date = Sat Mar 16 19:55:08 CET 2013
val man = Man("Johnny", birthDate, true)  
//> man  : app.Man = Man(Johnny,Sat Mar 16 19:55:08 CET 2013, true)
val woman = Woman("Jessica", birthDate, true)
//> woman  : obj.Woman = Woman(Jessica,Sat Mar 16 19:55:08 CET 2013,true)
println(woman) // vola toString()
//> Woman(Jessica,Sat Mar 16 19:55:08 CET 2013,true)
println(Woman("Jessica", birthDate, true) == Woman("Jessica", birthDate, true)) 
// vola equals