2 * Copyright 2011-2012 GRNET S.A. All rights reserved.
4 * Redistribution and use in source and binary forms, with or
5 * without modification, are permitted provided that the following
8 * 1. Redistributions of source code must retain the above
9 * copyright notice, this list of conditions and the following
12 * 2. Redistributions in binary form must reproduce the above
13 * copyright notice, this list of conditions and the following
14 * disclaimer in the documentation and/or other materials
15 * provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
24 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
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31 * documentation are those of the authors and should not be
32 * interpreted as representing official policies, either expressed
33 * or implied, of GRNET S.A.
36 package gr.grnet.aquarium.charging
38 import gr.grnet.aquarium.util.shortClassNameOf
39 import gr.grnet.aquarium.util.date.TimeHelpers.toYYYYMMDDHHMMSSSSS
42 * A credit value computed for a particular time period, using a specific unit price.
47 * @param creditsToSubtract The computed amount of credits to subtract from the total user credits. If this is
48 * an infinite number, then the convention is that no credits have been specified.
50 * @author Christos KK Loverdos <loverdos@gmail.com>
53 case class Chargeslot(
57 explanation: String = "",
58 creditsToSubtract: Double = Double.NaN
61 def hasCreditsToSubtract: Boolean = {
62 !creditsToSubtract.isInfinite
65 def copyWithCreditsToSubtract(credits: Double, _explanation: String) = {
66 copy(creditsToSubtract = credits, explanation = _explanation)
69 override def toString = "%s(%s, %s, %s, %s, %s)".format(
70 shortClassNameOf(this),
71 toYYYYMMDDHHMMSSSSS(startMillis),
72 toYYYYMMDDHHMMSSSSS(stopMillis),