org.abora.gold.counter
Class SingleCounter

java.lang.Object
  |
  +--org.abora.gold.java.AboraHeaper
        |
        +--org.abora.gold.xpp.basic.Heaper
              |
              +--org.abora.gold.snarf.Abraham
                    |
                    +--org.abora.gold.counter.Counter
                          |
                          +--org.abora.gold.counter.SingleCounter

public class SingleCounter

extends Counter

This counter separates a very simple state change into another flock so that big objects
like GrandMaps and GrandHashTables don''t ned to flush their entirety to disk. It
localizes the state change of a counter.

Field Summary

protected IntegerVar	myCount
protected Sema4	myMutex

Fields inherited from class org.abora.gold.snarf.Abraham

DismantleStatistics, myHash, myInfo, myToken, TheTokenSource

Fields inherited from class org.abora.gold.xpp.basic.Heaper

AllBlasts, BecomeMap, GarbageCount, InGC, InitializedClasses, InitializingClasses, LastMemory, NextClientRequestNumber, NotOneElementSignal, PackageTable, PromiseNameTable, StringHashSBoxes

Fields inherited from class org.abora.gold.java.AboraHeaper

ActiveClubs, CurrentAuthor, CurrentBertCanopyCache, CurrentBertCrum, CurrentChunk, CurrentGrandMap, CurrentKeyMaster, CurrentPacker, CurrentSensorCanopyCache, CurrentServer, CurrentSession, CurrentSessions, CurrentTrace, InitialEditClub, InitialOwner, InitialReadClub, InitialSponsor, InsideTransactionFlag

Constructor Summary

SingleCounter()

SingleCounter(IntegerVar count)

SingleCounter(Rcvr receiver)

Method Summary

int	contentsHash() A hash of the contents of this flock
IntegerVar	count()
IntegerVar	decrement()
IntegerVar	decrementBy(IntegerVar count)
IntegerVar	increment()
IntegerVar	incrementBy(IntegerVar count)
static Heaper	make()
static Heaper	make(IntegerVar count)
void	restartSingleCounter(Rcvr trans) re-initialize the non-persistent part
void	sendSelfTo(Xmtr xmtr) do nothing
void	setCount(IntegerVar count)

Methods inherited from class org.abora.gold.counter.Counter

fakeCounter, make, printOn

Methods inherited from class org.abora.gold.snarf.Abraham

actualHashForEqual, becomeStub, cleanupGarbage, destroy, destruct, diskUpdate, dismantle, dismantleStatistics, fetchInfo, fetchShepherd, flockInfo, forget, getInfo, getShepherdStubCategory, initTimeNonInherited, isConstructed, isDestructed, isEqual, isKindOf, isPurgeable, isShepherd, isStub, isUnlocked, linkTimeNonInherited, newShepherd, remember, restartAbraham, restartAbraham, returnToken, staticTimeNonInherited, token

Methods inherited from class org.abora.gold.xpp.basic.Heaper

abstractDeclarationFor, abstractTypeFor, addMethodAttributeToInOf, addPackage, addPackageCategory, allClientProtocolOn, argumentTypesFor, arrow, blast, blast, BLAST, cachePromiseNameTable, cachePromiseNameTableIn, canYouBecome, cast, cleanPromiseClasses, clientClassesDo, clientFunctionsOn, clientMethodsOn, clientProtocol, clientProtocolDo, clientProtocolOn, clientProtocolOn, collectibleClasses, compare, compileClientSubclasses, compileConstantPromiseMethods, compileCreateFromRcvr, compileEQ, compileGeneratedClassMethod, compileGeneratedMethod, compileHook, compilePromise, compilePromiseDefaultMethods, compilePromiseFluidDeclarations, compilePromiseHandlers, compilePromiseMethods, compileRequestCreateMsgInArguments, compileRequestEvaluateMsgInReturningArguments, compileRPCSpecialistEvaluateMsgForReturningArguments, compileSendSelfTo, compileSendSelfToSendHook, compileStubbleMethods, compileSubclassStubbleMethods, computeMangle, computePreorder, constantTypeValue, convert, convertCopyDeclarations, convertDeferredDeclarations, convertProxyDeclarations, convertSubclassCopyDeclarations, convertSubclassDeferredDeclarations, convertSubclassProxyDeclarations, copyReferencesToType, create, create, create, create, create, create, create, create, create, create, createRequestClassArguments, definesProxyMethods, delete, deref, destructor, enum, enumFlags, equals, exportName, fetchAttribute, fetchPackage, fetchSuperCategory, fileOutClientProtocol, findCategory, findSenderAndReceiverMethods, findTailInto, flushPromiseNameTable, foo, freezeClientClasses, freezeClientProtocol, freezeStProtocol, frozenClasses, garbageCollect, garbageCollectFrom, gcOpportunity, gcOpportunity, generatedCategory, generatePromiseNames, getCategory, getOrMakePackage, getSuperCategory, handlerSignaturesFrom, hash, hashForEqual, hasProxyMethods, info_clientClasses, info_clientSideClasses, info_promiseClasses, info_stProtocol, inGC, initializedClasses, initializingClasses, initPackages, initStringHashSBoxes, inspectPieces, instanceSize, IntegerVar, isByProxy, isConstructed, isDestructed, isEqualOrSubclassOf, isGenerated, isIntType, isKindOf, isRawType, make, makeClassTable, makeFillTable, makeRequestTable, mangle, markChildren, markCount, markInstances, mayBecome, mayBecomeAnySubclassOf, new1, newX, nonCopyVariables, notWorking, pack, packageClasses, packagingCategory, parseExportName, passe, pointerToStaticMember, pointerToStaticMember, pointerToVirtualMember, preorderMax, preorderNumber, PROBLEM, problems, promiseClass, promiseDefaultValue, promiseName, promiseNameTable, promiseToAbstract, registerPackageCategory, removeGeneratedCode, removeStubbleMethods, removeSubclassGeneratedCode, removeSubclassStubbleMethods, requestProcedure, requestProceduresFrom, returnTypeFor, rootName, scheduleTermination, sendProxyTo, serverNameFor, setGC, signal, signals, smalltalkSelector, stClientProtocol, stubbleSelectorTokenReturnsArguments, subclassNonCopyVariables, takeOop, togglePromiseName, togglePromiseOfParse, unimplemented, unmangle, verifyFreeze, wipeStubble

Methods inherited from class org.abora.gold.java.AboraHeaper

asOop, basicInspect, displayString, error, hack, halt, inspect, knownBug, mightNotImplement, REQUIRES, shouldImplement, shouldNotImplement, stubbleForSubclassResponsibility, thingToDo, willNotImplement

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

myCount

protected IntegerVar myCount

myMutex

protected Sema4 myMutex

Constructor Detail

SingleCounter

public SingleCounter()

SingleCounter

public SingleCounter(IntegerVar count)

SingleCounter

public SingleCounter(Rcvr receiver)

Method Detail

count

public IntegerVar count()

Overrides:

count in class Counter

decrement

public IntegerVar decrement()

Overrides:

decrement in class Counter

decrementBy

public IntegerVar decrementBy(IntegerVar count)

Overrides:

decrementBy in class Counter

increment

public IntegerVar increment()

Overrides:

increment in class Counter

incrementBy

public IntegerVar incrementBy(IntegerVar count)

Overrides:

incrementBy in class Counter

setCount

public void setCount(IntegerVar count)

Overrides:

setCount in class Counter

restartSingleCounter

public void restartSingleCounter(Rcvr trans)

re-initialize the non-persistent part

contentsHash

public int contentsHash()

Description copied from class: Abraham

A hash of the contents of this flock

Overrides:

contentsHash in class Abraham

sendSelfTo

public void sendSelfTo(Xmtr xmtr)

Description copied from class: Heaper

do nothing

Overrides:

sendSelfTo in class Counter

make

public static Heaper make()

make

public static Heaper make(IntegerVar count)