public QueryDesc getQueryDesc()
{
if (queryDesc != null)
{
return(queryDesc);
}
if (IsCorrelation)
{
return(getCorrelationQueryDesc());
}
WebRequest webRequest;
if (QueryId == null)
{
webRequest = createWebRequest("/api/v2/query");
webRequest.Method = "POST";
QueryPost queryPost = new QueryPost();
queryPost.query = Query;
DataContractJsonSerializer qser = new DataContractJsonSerializer(queryPost.GetType());
qser.WriteObject(webRequest.GetRequestStream(), queryPost);
webRequest.ContentType = "application/json";
}
else
{
String path = String.Format("/api/v2/query/" + QueryId + "/details");
webRequest = createWebRequest(path);
webRequest.Method = "GET";
}
WebResponse myWebResponse;
try
{
myWebResponse = webRequest.GetResponse();
}
catch (WebException we)
{
myWebResponse = we.Response;
string replyExcep = "unspecified error";
if (myWebResponse != null && myWebResponse.GetResponseStream() != null)
{
StreamReader readerExcep = new StreamReader(myWebResponse.GetResponseStream());
replyExcep = readerExcep.ReadToEnd();
}
throw new Exception("Error while executing query: " + replyExcep);
}
StreamReader reader = new StreamReader(myWebResponse.GetResponseStream());
string reply = reader.ReadToEnd();
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(reply));
queryDesc = new QueryDesc();
DataContractJsonSerializer ser = new DataContractJsonSerializer(queryDesc.GetType());
queryDesc = ser.ReadObject(ms) as QueryDesc;
ms.Close();
return(queryDesc);
}
public QueryDesc getCorrelationQueryDesc()
{
if (queryDesc != null)
{
return(queryDesc);
}
WebRequest webRequest;
if (QueryId == null)
{
webRequest = createWebRequest("/api/v1/instances");
webRequest.Method = "POST";
CorrelationQueryPost queryPost = new CorrelationQueryPost();
string queryToUse = Query;
if (!queryToUse.TrimStart().ToUpper().StartsWith("RULE"))
{
queryToUse = "RULE Rule1 " + queryToUse;
}
queryPost.ecl = String.Format("BEGIN CORRELATION RULESET\n{0}\nEND CORRELATION RULESET", queryToUse);
queryPost.startDate = From.ToUniversalTime().ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fff'Z'");
queryPost.endDate = To.ToUniversalTime().ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fff'Z'");
DataContractJsonSerializer qser = new DataContractJsonSerializer(queryPost.GetType());
qser.WriteObject(webRequest.GetRequestStream(), queryPost);
webRequest.ContentType = "application/json";
}
else
{
String path = String.Format("/api/v1/instance/{0}/result/{1}/columns", QueryId, "0");
webRequest = createWebRequest(path);
webRequest.Method = "GET";
}
WebResponse myWebResponse = webRequest.GetResponse();
StreamReader reader = new StreamReader(myWebResponse.GetResponseStream());
string reply = reader.ReadToEnd();
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(reply));
CorrQueryDesc corrQueryDesc = new CorrQueryDesc();
DataContractJsonSerializer ser = new DataContractJsonSerializer(corrQueryDesc.GetType());
corrQueryDesc = ser.ReadObject(ms) as CorrQueryDesc;
ms.Close();
queryDesc = new QueryDesc();
queryDesc.queryId = corrQueryDesc.id;
queryDesc.columns = corrQueryDesc.columnDescriptors;
return(queryDesc);
}
private void initQuery()
{
queryDesc = lmiHandler.getQueryDesc();
rowIdx = -1;
lastResults = null;
}
