/**
* Create a map from string paths to index of QueryNodes in the ObjectStore query
*
* @return a map from string paths to the index of QueryNodes
*/
protected LinkedHashMap<String, Integer> getPathToIndex() {
List<QuerySelectable> select = flatResults.getFlatSelect();
List<QuerySelectable> convSelect = new ArrayList<QuerySelectable>();
for (QuerySelectable qs : select) {
while (qs instanceof PathExpressionField) {
QueryObjectPathExpression qope = ((PathExpressionField) qs).getQope();
qs = qope.getSelect().get(((PathExpressionField) qs).getFieldNumber());
if (qs.equals(qope.getDefaultClass())) {
qs = qope;
}
}
convSelect.add(qs);
}
select = convSelect;
LinkedHashMap<String, Integer> returnMap = new LinkedHashMap<String, Integer>();
for (String path : pathToQueryNode.keySet()) {
QuerySelectable queryNode = pathToQueryNode.get(path);
if ((queryNode instanceof QueryClass)
|| (queryNode instanceof QueryObjectPathExpression)
|| (queryNode instanceof QueryCollectionPathExpression)) {
int index = select.indexOf(queryNode);
if (index != -1) {
returnMap.put(path, new Integer(index));
}
} else if (queryNode instanceof QueryField) {
String parentPath = path.substring(0, path.lastIndexOf('.'));
queryNode = pathToQueryNode.get(parentPath);
int index = select.indexOf(queryNode);
if (index != -1) {
returnMap.put(path, new Integer(index));
}
} else {
throw new RuntimeException();
}
}
return returnMap;
}
/**
* Return a List containing a ResultElement object for each element in the given row. The List
* will be the same length as the view List.
*
* @param index the row of the results to fetch
* @return the results row as ResultElement objects
*/
public MultiRow<ResultsRow<MultiRowValue<ResultElement>>> getResultElements(int index) {
return translateRow(flatResults.get(index));
}