/** Associate key with value only if key is already associated with a value. Otherwise blast. */
public void replace(Position key, Heaper value) {
if ((store(key, value)) == null) {
wipe(key);
/* restore table before blast */
throw new AboraRuntimeException(AboraRuntimeException.NOT_IN_TABLE);
}
/*
udanax-top.st:47809:MuTable methodsFor: 'accessing'!
{void} at: key {Position} replace: value {Heaper}
"Associate key with value only if key is already associated with a value. Otherwise blast."
((self at: key store: value) == NULL)
ifTrue: [self wipe: key. "restore table before blast"
Heaper BLAST: #NotInTable]!
*/
}
/** I 'wipe' from myself all associations whose key is in 'region'. See MuTable::wipe */
public void wipeAll(XnRegion region) {
if (!(region.coordinateSpace().isEqual(coordinateSpace()))) {
throw new AboraRuntimeException(AboraRuntimeException.WRONG_COORD_SPACE);
}
Stepper stomper = region.stepper();
for (; stomper.hasValue(); stomper.step()) {
Position p = (Position) stomper.fetch();
if (p == null) {
continue;
}
wipe(p);
}
stomper.destroy();
/*
udanax-top.st:47950:MuTable methodsFor: 'bulk operations'!
{void} wipeAll: region {XnRegion}
"I 'wipe' from myself all associations whose key is in 'region'. See MuTable::wipe"
(region coordinateSpace isEqual: self coordinateSpace) ifFalse:
[ Heaper BLAST: #WrongCoordSpace ].
region stepper forEach: [ :p {Position} | self wipe: p]!
*/
}
