/*
?*?Copyright?（c）?2003-2005?The?BISON?Project
?*
?*?This?program?is?free?software;?you?can?redistribute?it?and/or?modify
?*?it?under?the?terms?of?the?GNU?Lesser?General?Public?License?version?2?as
?*?published?by?the?Free?Software?Foundation.
?*
?*?This?program?is?distributed?in?the?hope?that?it?will?be?useful
?*?but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of
?*?MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the
?*?GNU?Lesser?General?Public?License?for?more?details.
?*
?*?You?should?have?received?a?copy?of?the?GNU?Lesser?General?Public?License
?*?along?with?this?program;?if?not?write?to?the?Free?Software
?*?Foundation?Inc.?675?Mass?Ave?Cambridge?MA?02139?USA.
?*
?*/

package?example.aggregation;

import?peersim.core.*;
import?peersim.config.FastConfig;
import?peersim.vector.SingleValueHolder;
import?peersim.cdsim.CDProtocol;

/**
?*?This?class?provides?an?implementation?for?the?averaging?function?in?the
?*?aggregation?framework.?When?a?pair?of?nodes?interact?their?values?are
?*?averaged.?The?class?subclasses?{@link?SingleValueHolder}?in
?*?order?to?provide?a?consistent?access?to?the?averaging?variable?value.
?*
?*?Note?that?this?class?does?not?override?the?clone?method?because?it?does
?*?not?have?any?state?other?than?what?is?inheritred?from
?*?{@link?SingleValueHolder}.
?*?
?*?@author?Alberto?Montresor
?*?@version?$Revision:?1.10?$
?*/
public?class?AverageFunction?extends?SingleValueHolder?implements?CDProtocol?{
????/**
?????*?Creates?a?new?{@link?example.aggregation.AverageFunction}?protocol
?????*?instance.
?????*?
?????*?@param?prefix
?????*????????????the?component?prefix?declared?in?the?configuration?file.
?????*/
????public?AverageFunction（String?prefix）?{
????????super（prefix）;
????}

????/**
?????*?Using?an?underlying?{@link?linkable}?protocol?choses?a?neighbor?and
?????*?performs?a?variance?reduction?step.
?????*?
?????*?@param?node
?????*????????????the?node?on?which?this?component?is?run.
?????*?@param?protocolID
?????*????????????the?id?of?this?protocol?in?the?protocol?array.
?????*/
????public?void?nextCycle（Node?node?int?protocolID）?{
????????int?linkableID?=?FastConfig.getlinkable（protocolID）;
????????linkable?linkable?=?（linkable）?node.getProtocol（linkableID）;
????????if?（linkable.degree（）?>?0）?{
????????????Node?peer?=?linkable.getNeighbor（CommonState.r.nextInt（linkable
????????????????????.degree（）））;

????????????//?Failure?handling
????????????if?（!peer.isUp（））
????????????????return;

????????????AverageFunction?neighbor?=?（AverageFunction）?peer
????????????????????.getProtocol（protocolID）;
????????????double?mean?=?（this.value?+?neighbor.value）?/?2;
????????????this.value?=?mean;
????????????neighbor.value?=?mean;
????????}
????}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???10387008??2010-08-19?22:15??P2P仿真\P2P仿真.chm

?????文件?????547840??2010-09-10?10:26??P2P仿真\P2P仿真實習報告?.doc

?????文件?????741376??2010-08-20?11:02??P2P仿真\P2P仿真實習報告.ppt

????..A.SH.??????5120??2010-08-06?11:31??P2P仿真\P2P仿真調研報告\Thumbs.db

????..A..H.???????162??2010-08-16?09:59??P2P仿真\P2P仿真調研報告\~$-P2P仿真調研報告.doc

?????文件?????581632??2010-09-10?10:29??P2P仿真\P2P仿真調研報告\P2P仿真調研報告.doc

?????文件?????968192??2010-09-10?10:31??P2P仿真\P2P仿真調研報告\P2P仿真調研報告.ppt

?????文件????????389??2010-08-05?17:18??P2P仿真\代碼\TrustModelSimulation\.classpath

?????文件????????396??2008-03-13?21:52??P2P仿真\代碼\TrustModelSimulation\.project

?????文件?????136404??2007-12-24?06:47??P2P仿真\代碼\TrustModelSimulation\djep-1.0.0.jar

?????文件??????75818??2007-12-24?06:47??P2P仿真\代碼\TrustModelSimulation\jep-2.3.0.jar

?????文件??????17483??2005-09-01?20:58??P2P仿真\代碼\TrustModelSimulation\slacer.jar

?????文件??????41811??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\TrustMonitor.dat

?????文件?????????13??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\BadPeerNumCount.dat

?????文件??????43690??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\MaliceAttackCount.dat

?????文件???????4790??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\BadPeerTrustValue.dat

?????文件??????37021??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\GoodPeerTrustValue.dat

?????文件????????685??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\AverageTrustValuePerCycle.dat

?????文件????????685??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\GoodPeerAverageTrustValuePerCycle.dat

?????文件????????658??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\BadPeerAverageTrustValuePerCycle.dat

?????文件??????80218??2010-08-19?20:01??P2P仿真\代碼\TrustModelSimulation\data\PeerSuccessfulDownloadPercentage.dat

?????文件????????432??2010-08-19?19:52??P2P仿真\代碼\TrustModelSimulation\config\slacer-conf1.cfg

?????文件???????2743??2008-03-13?21:52??P2P仿真\代碼\TrustModelSimulation\example\aggregation\AverageFunction.java

?????文件???????3851??2008-03-13?21:52??P2P仿真\代碼\TrustModelSimulation\example\aggregation\AverageObserver.java

?????文件???????3155??2008-03-13?21:52??P2P仿真\代碼\TrustModelSimulation\example\aggregation\PeakDistributionInitializer.java

?????文件???????1512??2010-08-19?19:29??P2P仿真\代碼\TrustModelSimulation\example\aggregation\PeakDistributionInitializer.class

?????文件???????1998??2010-08-19?19:29??P2P仿真\代碼\TrustModelSimulation\example\aggregation\AverageObserver.class

?????文件???????1324??2010-08-19?19:29??P2P仿真\代碼\TrustModelSimulation\example\aggregation\AverageFunction.class

?????文件???????3309??2008-03-13?21:52??P2P仿真\代碼\TrustModelSimulation\example\edaggregation\AverageED.java

?????文件????????453??2010-08-19?19:29??P2P仿真\代碼\TrustModelSimulation\example\edaggregation\AverageMessage.class

............此處省略304個文件信息