public void doDelayedAnd(Adapter scda, ArrayList indexes) throws Exception {
if (andDvaList.isEmpty()) {
// DVA list is empty, so no ands.. can't narrow down the filtered list
return;
} else {
IndexDef bestIndex = null;
String bestIndexKey = null;
IndexDef currentIndex = null;
String currentIndexKey = null;
String dvaName = null;
int j;
int i;
// alright, find the best usuable index!
for (i = 0; i < indexes.size(); i++) {
currentIndex = ((IndexDef) indexes.get(i));
for (j = 0; j < currentIndex.getDvas().size(); j++) {
dvaName = ((String) ((IndexDef) indexes.get(i)).getDvas().get(j));
if (andDvaList.containsKey(dvaName)) {
if (currentIndexKey == null) {
currentIndexKey = andDvaList.get(dvaName).toString();
} else {
currentIndexKey = currentIndexKey + ":" + andDvaList.get(dvaName).toString();
}
} else {
break;
}
}
if (j >= currentIndex.getDvas().size()
&& (bestIndex == null || currentIndex.getDvas().size() > bestIndex.getDvas().size())) {
// All the required DVAs for that index were there
// And this index has more DVAs so it will produce a smaller set of matches
bestIndex = currentIndex;
bestIndexKey = currentIndexKey;
}
}
if (bestIndex != null) {
// We found a usable index. Get the index we get from it
this.filteredList = andFilteredList(scda.getObjects(bestIndex, bestIndexKey));
}
this.andDvaList.clear();
}
}
