private long getStartTime(Query request, String context) throws BeanValidationException {
if (request.getStartAbsolute() != null) {
return request.getStartAbsolute();
} else if (request.getStartRelative() != null) {
return request.getStartRelative().getTimeRelativeTo(System.currentTimeMillis());
} else {
throw new BeanValidationException(
new SimpleConstraintViolation("start_time", "relative or absolute time must be set"),
context);
}
}
private long getEndTime(Query request) {
if (request.getEndAbsolute() != null) return request.getEndAbsolute();
else if (request.getEndRelative() != null)
return request.getEndRelative().getTimeRelativeTo(System.currentTimeMillis());
return -1;
}
private List<QueryMetric> parseQueryMetric(JsonObject obj, String contextPrefix)
throws QueryException, BeanValidationException {
List<QueryMetric> ret = new ArrayList<QueryMetric>();
Query query;
try {
query = m_gson.fromJson(obj, Query.class);
validateObject(query);
} catch (ContextualJsonSyntaxException e) {
throw new BeanValidationException(
new SimpleConstraintViolation(e.getContext(), e.getMessage()), "query");
}
JsonArray metricsArray = obj.getAsJsonArray("metrics");
if (metricsArray == null) {
throw new BeanValidationException(
new SimpleConstraintViolation("metric[]", "must have a size of at least 1"),
contextPrefix + "query");
}
for (int I = 0; I < metricsArray.size(); I++) {
String context =
(!contextPrefix.isEmpty() ? contextPrefix + "." : contextPrefix)
+ "query.metric["
+ I
+ "]";
try {
Metric metric = m_gson.fromJson(metricsArray.get(I), Metric.class);
validateObject(metric, context);
long startTime = getStartTime(query, context);
QueryMetric queryMetric =
new QueryMetric(startTime, query.getCacheTime(), metric.getName());
queryMetric.setExcludeTags(metric.isExcludeTags());
queryMetric.setLimit(metric.getLimit());
long endTime = getEndTime(query);
if (endTime > -1) queryMetric.setEndTime(endTime);
if (queryMetric.getEndTime() < startTime)
throw new BeanValidationException(
new SimpleConstraintViolation("end_time", "must be greater than the start time"),
context);
queryMetric.setCacheString(query.getCacheString() + metric.getCacheString());
JsonObject jsMetric = metricsArray.get(I).getAsJsonObject();
JsonElement group_by = jsMetric.get("group_by");
if (group_by != null) {
JsonArray groupBys = group_by.getAsJsonArray();
parseGroupBy(context, queryMetric, groupBys);
}
JsonElement aggregators = jsMetric.get("aggregators");
if (aggregators != null) {
JsonArray asJsonArray = aggregators.getAsJsonArray();
if (asJsonArray.size() > 0)
parseAggregators(context, queryMetric, asJsonArray, query.getTimeZone());
}
JsonElement plugins = jsMetric.get("plugins");
if (plugins != null) {
JsonArray pluginArray = plugins.getAsJsonArray();
if (pluginArray.size() > 0) parsePlugins(context, queryMetric, pluginArray);
}
JsonElement order = jsMetric.get("order");
if (order != null) queryMetric.setOrder(Order.fromString(order.getAsString(), context));
queryMetric.setTags(metric.getTags());
ret.add(queryMetric);
} catch (ContextualJsonSyntaxException e) {
throw new BeanValidationException(
new SimpleConstraintViolation(e.getContext(), e.getMessage()), context);
}
}
return (ret);
}
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
int index;
DatastoreService ds;
MemcacheService ms;
Cookie[] cookies;
boolean insideFlag;
String delpw;
String paramOffset;
String paramSize;
int offset;
int size;
Key postObjGroupKey;
Query q;
List<Entity> postObjList;
PostObj postObj;
Gson gson;
List<String> filelinkList;
resp.setCharacterEncoding("UTF-8");
resp.setContentType("text/plain");
ds = DatastoreServiceFactory.getDatastoreService();
ms = MemcacheServiceFactory.getMemcacheService();
insideFlag = false;
try {
cookies = req.getCookies();
if (cookies.length > 0) {
if (ms.contains(cookies[0].getValue()) == true) {
insideFlag = true;
}
}
} catch (Exception e) {
insideFlag = false;
}
delpw = req.getParameter("delpw");
if (delpw != null) {
if (delpw.equals("") == true) {
delpw = null;
}
}
paramOffset = req.getParameter("offset");
if (paramOffset != null) {
offset = Integer.valueOf(paramOffset);
} else {
offset = 0;
}
paramSize = req.getParameter("size");
if (paramSize != null) {
size = Integer.valueOf(paramSize);
} else {
size = 4096;
}
postObjGroupKey = KeyFactory.createKey("PostObjGroup", 1L);
q = new Query("PostObj", postObjGroupKey);
if (delpw != null) {
q.addFilter("delpw", FilterOperator.EQUAL, delpw);
q.addSort("delpw");
}
q.addSort("posttime", SortDirection.DESCENDING);
postObjList = ds.prepare(q).asList(FetchOptions.Builder.withOffset(offset).limit(size));
postObj = new PostObj();
filelinkList = new ArrayList<String>();
for (index = 0; index < postObjList.size(); index++) {
postObj.getDB(postObjList.get(index));
if ((postObj.flag.equals("showgallery") == false && insideFlag == true)
|| (postObj.flag.equals("showgallery") == true && insideFlag == false)
|| delpw != null) {
filelinkList.add(postObj.filelink);
}
}
gson = new Gson();
resp.getWriter().print(gson.toJson(filelinkList));
}
