
com.websudos.phantom.column.CounterColumn.scala Maven / Gradle / Ivy
/*
* Copyright 2013-2015 Websudos, Limited.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Explicit consent must be obtained from the copyright owner, Outworkers Limited before any redistribution is made.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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package com.websudos.phantom.column
import com.datastax.driver.core.Row
import com.websudos.phantom.CassandraTable
import com.websudos.phantom.builder.primitives.Primitive
import com.websudos.phantom.builder.query.CQLQuery
import com.websudos.phantom.builder.syntax.CQLSyntax
import com.websudos.phantom.keys.Unmodifiable
import scala.util.Try
private[phantom] trait CounterRestriction[T]
class CounterColumn[Owner <: CassandraTable[Owner, Record], Record](table: CassandraTable[Owner, Record])
extends Column[Owner, Record, Long](table) with CounterRestriction[Long] with Unmodifiable {
private[this] val primitive = Primitive[Long]
val cassandraType = CQLSyntax.Types.Counter
override val isCounterColumn = true
def parse(r: Row): Try[Long] = primitive.fromRow(name, r)
override def qb: CQLQuery = CQLQuery(name).forcePad.append(cassandraType)
override def asCql(v: Long): String = primitive.asCql(v)
}
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