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Object Thread Sim_entity GridSimCore GridSim Auction DoubleAuction
public abstract class DoubleAuction
This class represents a double auction. Double auction are two-sided auctions in which both buyers and sellers can submit bids and asks respectivelly
Auction
,
AuctionTags
Nested Class Summary |
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Nested classes/interfaces inherited from class Thread |
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Thread.State, Thread.UncaughtExceptionHandler |
Field Summary |
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Fields inherited from class Auction |
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outputPort |
Fields inherited from class GridSim |
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GRIDSIM_VERSION_STRING, PAUSE |
Fields inherited from class GridSimCore |
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input, NETWORK_TYPE, output |
Fields inherited from class Thread |
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MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY |
Constructor Summary | |
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DoubleAuction(String auctionName,
int auctionProtocol,
double durationOfAuction)
Default constructor |
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DoubleAuction(String auctionName,
int auctioneerID,
int auctionProtocol,
double durationOfAuction,
Sim_port output)
Default constructor |
Method Summary | |
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protected void |
closeAuction()
This method sets the auction as closed |
protected double |
getDurationOfAuction()
Returns the duration of the auction |
protected void |
match(MessageAsk ask,
MessageBid bid,
double price)
Invoked by the subclasses when a match of an ask and a bid is found. |
abstract void |
onReceiveAsk(MessageAsk ask)
Called when a ask is sent by a provider. |
abstract void |
onReceiveBid(MessageBid bid)
Called when a bid is received. |
abstract void |
onStart()
Called when the auction is started |
abstract void |
onStop()
Called when the auction finishes |
protected void |
processEvent(Sim_event ev)
Processes events or services that are available for this Auctioneer |
protected void |
processOtherEvent(Sim_event ev)
Overrides this method when making a new and different policy. |
void |
startAuction()
This method is called to start the auction and initialize the necessary paramenters |
Methods inherited from class Auction |
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body, broadcastMessage, getAttribute, getAttributes, getAuctioneerID, getAuctionID, getAuctionProtocol, getBidders, getOutputPort, getStartingTime, setAttribute, setAuctioneerID, setAuctionID, setAuctionProtocol, setBidders, setOutputPort, setStartingTime |
Methods inherited from class GridSimCore |
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finalizeGridSimulation, getLink, getPingResult, isNetworked, ping, ping, ping, ping, pingBlockingCall, pingBlockingCall, pingBlockingCall, pingBlockingCall, send, send, send, send, send, send, setBackgroundTraffic, setBackgroundTraffic, terminateIOEntities |
Methods inherited from class Thread |
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activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield |
Methods inherited from class Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public DoubleAuction(String auctionName, int auctioneerID, int auctionProtocol, double durationOfAuction, Sim_port output) throws Exception
auctionName
- A name for the auctionauctioneerID
- the ID of the auctioneerauctionProtocol
- the auction protocoldurationOfAuction
- duration of the auction in simulation timeoutput
- the port to be used as output of messages
Exception
public DoubleAuction(String auctionName, int auctionProtocol, double durationOfAuction) throws Exception
auctionName
- A name for the auctionauctionProtocol
- the auction protocoldurationOfAuction
- duration of the auction in simulation time
Exception
Method Detail |
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protected double getDurationOfAuction()
protected void match(MessageAsk ask, MessageBid bid, double price)
ask
- the ask that was matchedbid
- the bid that was matchedprice
- the trade pricepublic void startAuction()
startAuction
in class Auction
protected void closeAuction()
protected void processEvent(Sim_event ev)
processEvent
in class Auction
ev
- a Sim_event objectprotected void processOtherEvent(Sim_event ev)
Auction.body()
for incoming unknown tags.
ev
- a Sim_event objectpublic abstract void onStart()
public abstract void onStop()
public abstract void onReceiveAsk(MessageAsk ask)
ask
- the ask sent by the providerpublic abstract void onReceiveBid(MessageBid bid)
bid
- the bid received by the auctioneer
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