final NodeEngine nodeEngine = getNodeEngine();
OperationService operationService = nodeEngine.getOperationService();
Collection<MemberImpl> members = nodeEngine.getClusterService().getMemberList();
int partitionCount = nodeEngine.getPartitionService().getPartitionCount();
Set<Integer> plist = new HashSet<Integer>(partitionCount);
QueryResultSet result = new QueryResultSet(nodeEngine.getSerializationService(), iterationType, dataResult);
List<Integer> missingList = new ArrayList<Integer>();
try {
List<Future> flist = new ArrayList<Future>();
for (MemberImpl member : members) {
Future future = operationService
.invokeOnTarget(SERVICE_NAME, new QueryOperation(name, predicate), member.getAddress());
flist.add(future);
}
for (Future future : flist) {
QueryResult queryResult = (QueryResult) future.get();
if (queryResult != null) {
final List<Integer> partitionIds = queryResult.getPartitionIds();
if (partitionIds != null) {
plist.addAll(partitionIds);
result.addAll(queryResult.getResult());
}
}
}
if (plist.size() == partitionCount) {
return result;
}
for (int i = 0; i < partitionCount; i++) {
if (!plist.contains(i)) {
missingList.add(i);
}
}
} catch (Throwable t) {
missingList.clear();
for (int i = 0; i < partitionCount; i++) {
if (!plist.contains(i)) {
missingList.add(i);
}
}
}
try {
List<Future> futures = new ArrayList<Future>(missingList.size());
for (Integer pid : missingList) {
QueryPartitionOperation queryPartitionOperation = new QueryPartitionOperation(name, predicate);
queryPartitionOperation.setPartitionId(pid);
try {
Future f = operationService.invokeOnPartition(SERVICE_NAME, queryPartitionOperation, pid);
futures.add(f);
} catch (Throwable t) {
throw ExceptionUtil.rethrow(t);
}
}
for (Future future : futures) {
QueryResult queryResult = (QueryResult) future.get();
result.addAll(queryResult.getResult());
}
} catch (Throwable t) {
throw ExceptionUtil.rethrow(t);
}
return result;