public boolean remove(Data dataKey, Object testValue) {
checkIfLoaded();
Record record = records.get(dataKey);
Object oldValue = null;
boolean removed = false;
if (record == null) {
if (mapContainer.getStore() != null) {
oldValue = mapContainer.getStore().load(mapService.toObject(dataKey));
}
if (oldValue == null) return false;
} else {
oldValue = record.getValue();
}
if (mapService.compare(name, testValue, oldValue)) {
mapService.interceptRemove(name, oldValue);
removeIndex(dataKey);
mapStoreDelete(record, dataKey);
// reduce size
updateSizeEstimator(-calculateRecordSize(record));
deleteRecord(dataKey);
cancelAssociatedSchedulers(dataKey);
removed = true;
}
return removed;
}
public boolean containsValue(Object value) {
checkIfLoaded();
for (Record record : records.values()) {
if (mapService.compare(name, value, record.getValue())) return true;
}
return false;
}
public boolean replace(Data dataKey, Object testValue, Object newValue) {
checkIfLoaded();
Record record = records.get(dataKey);
if (record == null) return false;
if (mapService.compare(name, record.getValue(), testValue)) {
newValue = mapService.interceptPut(name, record.getValue(), newValue);
newValue = writeMapStore(dataKey, newValue, record);
updateSizeEstimator(-calculateRecordSize(record));
setRecordValue(record, newValue);
updateSizeEstimator(calculateRecordSize(record));
} else {
return false;
}
saveIndex(record);
return true;
}
public boolean merge(Data dataKey, EntryView mergingEntry, MapMergePolicy mergePolicy) {
checkIfLoaded();
Record record = records.get(dataKey);
Object newValue = null;
if (record == null) {
newValue = mergingEntry.getValue();
newValue = writeMapStore(dataKey, newValue, null);
record = mapService.createRecord(name, dataKey, newValue, DEFAULT_TTL);
records.put(dataKey, record);
updateSizeEstimator(calculateRecordSize(record));
} else {
Object oldValue = record.getValue();
EntryView existingEntry =
mapService.createSimpleEntryView(
mapService.toObject(record.getKey()), mapService.toObject(record.getValue()), record);
newValue = mergePolicy.merge(name, mergingEntry, existingEntry);
if (newValue == null) { // existing entry will be removed
removeIndex(dataKey);
mapStoreDelete(record, dataKey);
// reduce size.
updateSizeEstimator(-calculateRecordSize(record));
// remove from map & invalidate.
deleteRecord(dataKey);
return true;
}
// same with the existing entry so no need to mapstore etc operations.
if (mapService.compare(name, newValue, oldValue)) {
return true;
}
newValue = writeMapStore(dataKey, newValue, record);
updateSizeEstimator(-calculateRecordSize(record));
recordFactory.setValue(record, newValue);
updateSizeEstimator(calculateRecordSize(record));
}
saveIndex(record);
return newValue != null;
}
