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.store
38 import gr.grnet.aquarium.Configurator
39 import java.io.{FileOutputStream, File}
40 import gr.grnet.aquarium.util.{Loggable, stringOfStackTrace}
41 import gr.grnet.aquarium.util.date.{TimeHelpers, MutableDateCalc}
42 import gr.grnet.aquarium.uid.{EAIOUUIDGenerator, UIDGenerator}
43 import gr.grnet.aquarium.events.{IMEvent, ResourceEvent}
46 * This is used whenever the property `events.store.folder` is setup in aquarium configuration.
48 * @author Christos KK Loverdos <loverdos@gmail.com>
51 object LocalFSEventStore extends Loggable {
52 private[this] final val UIDGen: UIDGenerator[_] = EAIOUUIDGenerator
53 private[this] final val NewLine = "\n".getBytes("UTF-8")
54 private[this] final val NewLine2 = NewLine ++ NewLine
56 private[this] def writeToFile(file: File, data: Array[Byte], appendString: Option[String] = None): Unit = {
57 val out = new FileOutputStream(file)
62 out.write(s.getBytes("UTF-8"))
68 logger.debug("Wrote to file {}", file.getCanonicalPath)
71 private[this] def createResourceEventsFolder(root: File): File = {
72 val folder = new File(root, "rc")
77 private[this] def createIMEventsFolder(root: File): File = {
78 val folder = new File(root, "im")
83 private[this] def writeJson(tag: String,
85 jsonPayload: Array[Byte],
86 occurredString: String,
88 extraName: Option[String],
90 appendString: Option[String] = None): Unit = {
93 "%s-%s%s.%s.%s.json".format(
97 case Some(s) ⇒ "-" + s
101 if(isParsed) "p" else "u"
104 writeToFile(file, jsonPayload, appendString)
107 def storeUnparsedResourceEvent(mc: Configurator, initialPayload: Array[Byte], exception: Throwable): Unit = {
108 for(root <- mc.eventsStoreFolder) {
109 val uid = UIDGen.nextUID()
110 val occurredMDC = new MutableDateCalc(TimeHelpers.nowMillis())
111 val occurredString = occurredMDC.toFilename_YYYYMMDDHHMMSSSSS
112 val rcEventsFolder = createResourceEventsFolder(root)
113 val trace = stringOfStackTrace(exception)
115 writeJson("rc", rcEventsFolder, initialPayload, occurredString, uid, None, false, Some(trace))
119 def storeResourceEvent(mc: Configurator, event: ResourceEvent, initialPayload: Array[Byte]): Unit = {
120 require(event ne null, "Resource event must be not null")
122 for(root <- mc.eventsStoreFolder) {
123 val uid = UIDGen.nextUID()
125 val occurredMDC = new MutableDateCalc(event.occurredMillis)
126 val occurredString = occurredMDC.toFilename_YYYYMMDDHHMMSSSSS
127 val rcEventsFolder = createResourceEventsFolder(root)
136 Some("[%s]-[%s]-[%s]-[%s]".format(
146 def storeUnparsedIMEvent(mc: Configurator, initialPayload: Array[Byte], exception: Throwable): Unit = {
147 for(root <- mc.eventsStoreFolder) {
148 val uid = UIDGen.nextUID()
149 val occurredMDC = new MutableDateCalc(TimeHelpers.nowMillis())
150 val occurredString = occurredMDC.toFilename_YYYYMMDDHHMMSSSSS
151 val imEventsFolder = createIMEventsFolder(root)
152 val trace = stringOfStackTrace(exception)
154 writeJson("im", imEventsFolder, initialPayload, occurredString, uid, None, false, Some(trace))
158 def storeIMEvent(mc: Configurator, event: IMEvent, initialPayload: Array[Byte]): Unit = {
159 require(event ne null, "IM event must be not null")
160 for(root <- mc.eventsStoreFolder) {
161 val uid = UIDGen.nextUID()
163 val occurredMDC = new MutableDateCalc(event.occurredMillis)
164 val occurredString = occurredMDC.toFilename_YYYYMMDDHHMMSSSSS
165 val imEventsFolder = createIMEventsFolder(root)
173 Some("[%s]-[%s]".format(event.id, event.userID)),