numeric.scala

来自「JAVA 语言的函数式编程扩展」· SCALA 代码 · 共 33 行

/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2003-2006, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |                                         **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */

// $Id: Numeric.scala 5889 2006-03-05 00:33:02Z mihaylov $


package scala.dbc.datatype;


/** A type category for all SQL types that store numbers. */
abstract class Numeric[Type](_nativeTypeId: DataType.Id) extends DataType {

  type NativeType = Type;
  val nativeTypeId = _nativeTypeId;

  /** The radix in which the precision (and scale when appliable) is defined.
   *  ISO-9075 only allows 2 and 10 for this value.
   */
  def precisionRadix: Int;

  /** The number of significant digits for that number. */
  def precision: Int;

  /** Whether the number is signed or not. */
  def signed: scala.Boolean;

}