@POST
@Path("/queryMin")
@Produces(MediaType.APPLICATION_JSON)
@Consumes({MediaType.APPLICATION_JSON, MediaType.TEXT_PLAIN})
public String getMinimumField(String field) {
String result = null;
final ParameterQuerySender parameterQuerySenderService =
(ParameterQuerySender) getServiceTracker().getService();
if (parameterQuerySenderService != null) {
DBObject mongoQuery = new BasicDBObject();
Object qRes = parameterQuerySenderService.queryMin(mongoQuery, field);
if (qRes instanceof List<?>) {
List<?> dbResult = (List<?>) qRes;
if (dbResult.size() == 1) {
result = JSON.serialize(dbResult.get(0));
} else {
LOG.error(
"Expected only one result from database when querying for minimum value of a field! Received "
+ dbResult.size());
}
} else {
LOG.error("Object returned from the parameter archiver was not a List<?>");
}
} else {
LOG.warn("No " + SERVICE_INTERFACE + " service found.");
}
return result;
}
@POST
@Path("/datatablesquery")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public String queryParameterDatabaseForDataTables(List<Map<String, String>> dataTablesAoData)
throws JsonGenerationException, JsonMappingException, IOException {
String result = null;
final ParameterQuerySender parameterQuerySenderService =
(ParameterQuerySender) getServiceTracker().getService();
if (parameterQuerySenderService != null) {
Map<String, String> aoData = refineAoDataList(dataTablesAoData);
if (aoData != null) {
if (LOG.isTraceEnabled()) {
LOG.trace("Querying with aoData:" + aoData);
}
DBObject query = buildMongoQuery(aoData);
String skip = aoData.get("iDisplayStart");
String count = aoData.get("iDisplayLength");
String sortCol = calculateSortColumn(aoData);
boolean ascending = StringUtils.equals(aoData.get("sSortDir_0"), "asc") ? true : false;
Object results =
parameterQuerySenderService.query(
query, Integer.parseInt(count), Integer.parseInt(skip), sortCol, ascending);
// FIXME Put results into aaData and return aoData back to server.
if (results instanceof MongoResult) {
MongoResult mongoResults = (MongoResult) results;
ServerSideProcReturnData aaDataStructure = new ServerSideProcReturnData();
aaDataStructure.sEcho = aoData.get("sEcho");
aaDataStructure.aaData = mongoResults.results;
aaDataStructure.iTotalRecords = mongoResults.totalResults;
aaDataStructure.iTotalDisplayRecords = aaDataStructure.iTotalRecords;
ObjectMapper mapper = new ObjectMapper();
Writer out = new StringWriter();
mapper.writeValue(out, aaDataStructure);
result = out.toString();
} else {
LOG.error("Object returned from the parameter archiver was not a MongoResult object");
}
} else {
LOG.error("Invalid aoData received - data was null");
}
} else {
LOG.warn(
"Cannot query parameter archive because there is no "
+ SERVICE_INTERFACE
+ " service found.");
}
return result;
}
/**
* TODO testing new QueryRequest design. Convert all resources if successful.
*
* @param request
* @return
*/
@POST
@Path("/hbirdquery")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public String queryParameterDatabase(QueryRequest request) {
String result = null;
final ParameterQuerySender parameterQuerySenderService =
(ParameterQuerySender) getServiceTracker().getService();
if (parameterQuerySenderService != null) {
Object qRes = parameterQuerySenderService.query(request);
if (qRes instanceof List<?>) {
result = JSON.serialize(qRes);
} else {
LOG.error("Object returned from the parameter archiver was not a List of Mongo Db objects");
}
} else {
LOG.warn("No " + SERVICE_INTERFACE + " service found.");
}
return result;
}
