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• QueryExpression.scala

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stark.activerecord.services.QueryExpression.scala Maven / Gradle / Ivy

package stark.activerecord.services

/**
 * query expression
 * @author Jun Tsai
 * @since 2016-01-15
 */
object QueryExpression {
  sealed trait BaseExpression
  case class Equal(value:Any) extends BaseExpression
  case object NotNull extends BaseExpression
  case object IsNull extends BaseExpression
  case class Gt(value:Number) extends BaseExpression
  case class Ge(value:Number) extends BaseExpression
  case class Lt(value:Number) extends BaseExpression
  case class Le(value:Number) extends BaseExpression
  case class Between[T](x: T, y: T) extends BaseExpression
  case class Like(value:String) extends BaseExpression
  case class NotLike(value:String) extends BaseExpression
}