public JObject LoadByKey(ESConnection conn, String key)
{
if (!IndexExists)
{
goto NOT_EXIST;
}
JObject record = null;
ESMainResponse resp;
if (KeyFieldName == null)
{
goto NOT_EXIST;
}
;
if (KeyFieldName.Equals("_id", StringComparison.InvariantCultureIgnoreCase))
{
String url = UrlPart + "/" + HttpUtility.UrlEncode(key);
resp = conn.Get(url);
if (resp.StatusCode == HttpStatusCode.NotFound)
{
goto NOT_EXIST;
}
resp.ThrowIfError();
if (!resp.JObject.ReadBool("found"))
{
goto NOT_EXIST;
}
record = resp.JObject;
}
else
{
var req = createMatchQueryRequest(KeyFieldName, key);
resp = conn.Post(UrlPart + "/_search", req);
if (resp.StatusCode == System.Net.HttpStatusCode.NotFound)
{
goto NOT_EXIST;
}
resp.ThrowIfError();
JArray hits = (JArray)resp.JObject.SelectToken("hits.hits", false);
if (hits == null || hits.Count == 0)
{
goto NOT_EXIST;
}
record = (JObject)hits[0];
}
Logs.DebugLog.Log("Key={0}: Record={1}", key, record);
return((JObject)record.SelectToken("_source", false));
NOT_EXIST:
return(null);
}
public ExistState Exists(ESConnection conn, String key, DateTime?timeStamp = null)
{
JObject record = null;
ESMainResponse resp;
bool dateNeeded = DateFieldName != null && timeStamp != null;
if (KeyFieldName == null)
{
goto NOT_EXIST;
}
;
if (KeyFieldName.Equals("_id", StringComparison.InvariantCultureIgnoreCase))
{
String url = UrlPart + "/" + HttpUtility.UrlEncode(key);
if (dateNeeded)
{
url += "?fields=" + HttpUtility.UrlEncode(DateFieldName);
}
resp = conn.Get(url);
if (resp.StatusCode == HttpStatusCode.NotFound)
{
goto NOT_EXIST;
}
resp.ThrowIfError();
if (!resp.JObject.ReadBool("found"))
{
goto NOT_EXIST;
}
if (!dateNeeded)
{
return(ExistState.Exist);
}
record = resp.JObject;
}
else
{
JObject req = createMatchQueryRequest(KeyFieldName, key);
req.AddArray("_source").Add(DateFieldName);
resp = conn.Post(UrlPart + "/_search", req);
if (resp.StatusCode == System.Net.HttpStatusCode.NotFound)
{
goto NOT_EXIST;
}
resp.ThrowIfError();
JArray hits = (JArray)resp.JObject.SelectToken("hits.hits", false);
if (hits == null || hits.Count == 0)
{
goto NOT_EXIST;
}
if (!dateNeeded)
{
return(ExistState.Exist);
}
record = (JObject)hits[0];
}
DateTime dt = record.ReadDate("_source." + DateFieldName, DateTime.MinValue);
if (dt == DateTime.MinValue)
{
if (conn.Logger != null)
{
conn.Logger.Log(_LogType.ltWarning, "Exists: Record without field [" + DateFieldName + "] returned.");
}
return(ExistState.Exist);
}
//Logs.DebugLog.Log("Record=" + record);
//Logs.DebugLog.Log("RecDate={0}, Timestamp={1}, cmp={2}", date, timeStamp, Comparer<DateTime>.Default.Compare((DateTime)date, (DateTime)timeStamp));
if (dt < timeStamp)
{
return(ExistState.ExistOlder);
}
if (dt > timeStamp)
{
return(ExistState.ExistNewer);
}
return(ExistState.ExistSame);
NOT_EXIST:
return(ExistState.NotExist);
}
