private static JsonCompareResult NewJsonMatchesExistingJson(JsonSnapshotType type, Object new_obj, Uri existing_obj_uri)
{
var result = JsonCompareResult.different;
try
{
if (BlobStorage.ExistsBlob(existing_obj_uri))
{
if (type == JsonSnapshotType.DictStr)
{
var new_dict_str = (Dictionary <string, string>)new_obj;
if (new_dict_str.Keys.Count == 0)
{
return(JsonCompareResult.invalid);
}
var existing_dict_str = ObjectUtils.GetDictStrFromJsonUri(existing_obj_uri);
if (existing_dict_str.Keys.Count == 0) // this shouldn't happen, but...
{
return(JsonCompareResult.invalid);
}
var equal = ObjectUtils.DictStrEqualsDictStr((Dictionary <string, string>)existing_dict_str, new_dict_str);
result = equal ? JsonCompareResult.same : JsonCompareResult.different;
}
else // JsonSnapshotType.ListDictStr
{
var new_list_dict_str = (List <Dictionary <string, string> >)new_obj;
if (AllDictsHaveKeys(new_list_dict_str) == false)
{
return(JsonCompareResult.invalid);
}
var existing_list_dict_str = ObjectUtils.GetListDictStrFromJsonUri(existing_obj_uri);
if (AllDictsHaveKeys(existing_list_dict_str) == false)
{
return(JsonCompareResult.invalid);
}
var equal = ObjectUtils.ListDictStrEqualsListDictStr((List <Dictionary <string, string> >)existing_list_dict_str, new_list_dict_str);
result = equal ? JsonCompareResult.same : JsonCompareResult.different;
}
}
}
catch (Exception e)
{
GenUtils.LogMsg("exception", "NewJsonMatchesExistingJson", e.Message + e.StackTrace);
}
return(result);
}
public static bool SavedJsonSnapshot(string id, JsonSnapshotType type, string name, Object new_obj)
{
try
{
var json_blob_name = id + "." + name + ".json";
var existing_obj_uri = BlobStorage.MakeAzureBlobUri(id, json_blob_name, false);
var exists = BlobStorage.ExistsBlob(existing_obj_uri);
JsonCompareResult comparison = NewJsonMatchesExistingJson(type, new_obj, existing_obj_uri);
if (!exists || comparison == JsonCompareResult.different)
{
var bs = BlobStorage.MakeDefaultBlobStorage();
var timestamped_json_blob_name = string.Format(id + "." + string.Format("{0:yyyy.MM.dd.HH.mm}" + "." + name + ".json", DateTime.UtcNow));
var timestamped_dict_uri = BlobStorage.MakeAzureBlobUri(id, timestamped_json_blob_name, false);
string new_obj_as_json;
if (type == JsonSnapshotType.DictStr)
{
new_obj_as_json = ObjectUtils.DictStrToJson((Dictionary <string, string>)new_obj);
}
else // JsonSnapshotType.ListDictStr
{
new_obj_as_json = ObjectUtils.ListDictStrToJson((List <Dictionary <string, string> >)new_obj);
}
//bs.PutBlob(id, json_blob_name, new_obj_as_json, "application/json");
bs.PutBlob(id, timestamped_json_blob_name, new_obj_as_json, "application/json");
}
if (comparison == JsonCompareResult.same || comparison == JsonCompareResult.invalid)
{
return(false); // either the objects matched, or the comparison failed, either way a json snapshot was not saved
}
else
{
return(true); // the objects did not match, a json snapshot was saved
}
}
catch (Exception e)
{
GenUtils.PriorityLogMsg("exception", "SavedJsonSnapshot", e.Message + e.StackTrace);
return(false);
}
}
