@Override
public Map<String, TotalNum> getTotalUsage_Schema2(Scan scan) throws IOException {
// System.err.println("scanning");
scan.addFamily(colFamilyStat);
InternalScanner scanner =
((RegionCoprocessorEnvironment) getEnvironment()).getRegion().getScanner(scan);
List<KeyValue> res = new ArrayList<KeyValue>();
Map<String, TotalNum> result = new HashMap<String, TotalNum>();
boolean hasMoreResult = false;
try {
do {
hasMoreResult = scanner.next(res);
for (KeyValue kv : res) {
String stationId = Bytes.toString(kv.getRow()).split("-")[1];
String value = new String(kv.getValue());
Long usage = Long.parseLong(value.split(";")[1]);
if (result.containsKey(stationId)) {
TotalNum tn = result.get(stationId);
tn.add(usage);
result.put(stationId, tn);
} else {
TotalNum tn = new TotalNum();
tn.add(usage);
result.put(stationId, tn);
}
}
res.clear();
} while (hasMoreResult);
} finally {
scanner.close();
}
return result;
}
@Override
public Map<String, TotalNum> giveTotalUsage(List<String> stationIds, Scan scan)
throws IOException {
for (String qualifier : stationIds) {
log.debug("adding qualifier: " + qualifier);
String colName = Integer.toString(Integer.parseInt(qualifier));
scan.addColumn(colFamily, colName.getBytes());
}
InternalScanner scanner =
((RegionCoprocessorEnvironment) getEnvironment()).getRegion().getScanner(scan);
List<KeyValue> res = new ArrayList<KeyValue>();
Map<String, TotalNum> result = new HashMap<String, TotalNum>();
boolean hasMoreResult = false;
try {
do {
hasMoreResult = scanner.next(res);
for (KeyValue kv : res) {
// log.debug("got a kv: " + kv);
long emptyDocks = getEmptyDocks(kv);
String id = Bytes.toString(kv.getQualifier());
TotalNum tn;
if (result.containsKey(id)) {
tn = result.get(id);
} else {
tn = new TotalNum();
}
tn.add(emptyDocks);
// emptyDocks = emptyDocks + (prevVal != null ? prevVal.intValue() : 0);
// log.debug("result to be added is: " + emptyDocks + " id: " + id);
result.put(id, tn);
}
res.clear();
} while (hasMoreResult);
} finally {
scanner.close();
}
return result;
}
