/**
* validate er stream with query filters. (skip er's which over filter amount)
*
* @return
*/
private boolean checkQueryFilters() {
boolean hasNext = iter.hasNext();
if (!hasNext) // nothing found in current iterator
{
// check if parent stream has more elements
if (inputStream.hasNext()) {
// recreate current iterator with new data from parent stream
updateIterator();
// recursive check
return checkQueryFilters();
} else {
// end of parent iterator
next = null;
return hasNext; // return false;
}
}
boolean goThroughIterator = false;
do {
goThroughIterator = false;
next = iter.next();
Connected er = next;
for (Filter f : filterMap.keySet()) {
if (f.propertyValue.equals(er.getProperty(f.propertyName))) {
// er match this filter
int matchCount = filterMap.get(f);
matchCount++;
filterMap.put(f, matchCount);
if (matchCount > f.filterAmount) {
// skip current doc
next = null;
if (iter.hasNext()) goThroughIterator = true;
else
hasNext = checkQueryFilters(); // do recursive check - may need updateIterator() call
break;
}
}
}
} while (goThroughIterator);
return hasNext;
}
private boolean isMatch(Connected er, String key, Set<String> values) {
String erValue = er.getProperty(key);
if (null != erValue) for (String value : values) if (value.equals(erValue)) return true;
return false;
}
private String getNodeType(Connected e) {
return e.getProperty("N4J_CONSOLE_NODE_TYPE");
}