org.abora.gold.turtle
Class PropChanger

java.lang.Object
  |
  +--org.abora.gold.java.AboraHeaper
        |
        +--org.abora.gold.xpp.basic.Heaper
              |
              +--org.abora.gold.snarf.Abraham
                    |
                    +--org.abora.gold.turtle.AgendaItem
                          |
                          +--org.abora.gold.turtle.PropChanger

Direct Known Subclasses:

ActualPropChanger, HeightChanger, RecorderHoister

public class PropChanger

extends AgendaItem

Used to propagate some prop(erty) change rootwards in some canopy. Each step propagates
it one step parentwards, until it gets to a local root or no further propagation in
necessary.

Field Summary

protected CanopyCrum

myCrum

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

PropChanger(CanopyCrum crum)

PropChanger(CanopyCrum crum, int hash)
Special constructor for becoming this class

PropChanger(Rcvr receiver)

Method Summary

void	dismantle() Disconnect me from the universe and throw me off the disk. For GC safety, we keep a strongptr to ourself -- is this still necessary?
CanopyCrum	fetchCrum()
static PropChanger	height(CanopyCrum crum)
static Heaper	make(CanopyCrum crum)
static Heaper	make(CanopyCrum crum, PropChange change)
void	sendSelfTo(Xmtr xmtr) do nothing
void	setCrum(CanopyCrum aCrum) Move our placeholding finger to a new crum, updating refcounts accordingly
boolean	step() propagate some prop(erty) change one step parentwards, until it gets to a local root or no further propagation in necessary.

Methods inherited from class org.abora.gold.turtle.AgendaItem

forgetYourself, newShepherd, rememberYourself, schedule, unschedule

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

actualHashForEqual, becomeStub, cleanupGarbage, contentsHash, destroy, destruct, diskUpdate, dismantleStatistics, fetchInfo, fetchShepherd, flockInfo, forget, getInfo, getShepherdStubCategory, initTimeNonInherited, isConstructed, isDestructed, isEqual, isKindOf, isPurgeable, isShepherd, isStub, isUnlocked, linkTimeNonInherited, 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, printOn, 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

myCrum

protected CanopyCrum myCrum

Constructor Detail

PropChanger

public PropChanger(CanopyCrum crum)

PropChanger

public PropChanger(CanopyCrum crum,
                   int hash)

Special constructor for becoming this class

PropChanger

public PropChanger(Rcvr receiver)

Method Detail

fetchCrum

public CanopyCrum fetchCrum()

setCrum

public void setCrum(CanopyCrum aCrum)

Move our placeholding finger to a new crum, updating refcounts accordingly

step

public boolean step()

propagate some prop(erty) change one step parentwards, until it gets to a local root or no
further propagation in necessary.

Overrides:

step in class AgendaItem

dismantle

public void dismantle()

Description copied from class: Abraham

Disconnect me from the universe and throw me off the disk.
For GC safety, we keep a strongptr to ourself -- is this still necessary?

Overrides:

dismantle in class AgendaItem

sendSelfTo

public void sendSelfTo(Xmtr xmtr)

Description copied from class: Heaper

do nothing

Overrides:

sendSelfTo in class AgendaItem

height

public static PropChanger height(CanopyCrum crum)

make

public static Heaper make(CanopyCrum crum)

make

public static Heaper make(CanopyCrum crum,
                          PropChange change)