2 * Copyright 2011-2012 GRNET S.A. All rights reserved.
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5 * without modification, are permitted provided that the following
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36 package gr.grnet.aquarium.charging
39 import gr.grnet.aquarium.util.date.MutableDateCalc
40 import gr.grnet.aquarium.logic.accounting.dsl.{Timeslot}
41 import gr.grnet.aquarium.converter.{JsonTextFormat, StdConverters}
42 import gr.grnet.aquarium.policy.ResourceType
43 import gr.grnet.aquarium.event.model.resource.ResourceEventModel
44 import gr.grnet.aquarium.util.json.JsonSupport
47 * The following equation must hold: `newTotalCredits = oldTotalCredits - sumOfCreditsToSubtract`.
49 * @param userID The user ID this wallet entry is related to.
50 * @param sumOfCreditsToSubtract The credit amount generated for this wallet entry.
51 * @param oldTotalCredits
52 * @param newTotalCredits
53 * @param whenComputedMillis When the computation took place
56 * @param resourceEvents
57 * @param chargeslots The details of the credit computation
60 * @author Christos KK Loverdos <loverdos@gmail.com>
62 case class WalletEntry(
64 sumOfCreditsToSubtract: Double,
65 oldTotalCredits: Double,
66 newTotalCredits: Double,
67 whenComputedMillis: Long,
68 referenceTimeslot: Timeslot,
71 chargeslots: List[Chargeslot],
72 resourceEvents: List[ResourceEventModel], // current is the last one
73 resourceType: ResourceType,
75 ) extends JsonSupport {
77 def currentResourceEvent = resourceEvents match {
78 case previous :: current :: Nil ⇒
85 def resource = currentResourceEvent.safeResource
87 def instanceID = currentResourceEvent.safeInstanceID
89 def chargslotCount = chargeslots.length
91 def isOutOfSync = currentResourceEvent.isOutOfSyncForBillingMonth(billingYear, billingMonth)
93 def toDebugString = "%s%s(%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)".format(
94 if(isSynthetic) "*" else "",
95 gr.grnet.aquarium.util.shortClassNameOf(this),
98 sumOfCreditsToSubtract,
101 new MutableDateCalc(whenComputedMillis).toYYYYMMDDHHMMSSSSS,
111 def fromJson(json: String): WalletEntry = {
112 StdConverters.AllConverters.convertEx[WalletEntry](JsonTextFormat(json))
117 final val sumOfCreditsToSubtract = "sumOfCreditsToSubtract"
118 final val oldTotalCredits = "oldTotalCredits"
119 final val newTotalCredits = "newTotalCredits"
120 final val whenComputedMillis = "whenComputedMillis"
121 final val yearOfBillingMonth = "yearOfBillingMonth"
122 final val billingMonth = "billingMonth"
123 final val currentResourceEvent = "currentResourceEvent"
124 final val previousResourceEvent = "previousResourceEvent"
125 final val chargeslots = "chargeslots"
126 final val resourceDef = "resourceDef"