if (!tags.isEmpty()) {
JsonParser parser = FACTORY.createJsonParser(metric);
try {
HashSet candidates = new HashSet();
boolean contains = false;
candidates.addAll(tags.split(","));
while (parser.nextToken() != null) {
if (parser.getCurrentName() != null
&& parser.getCurrentName().equals("tags")
&& parser.getCurrentToken().equals(JsonToken.FIELD_NAME)
&& parser.nextToken().equals(JsonToken.START_ARRAY)) {