public bool FilterCreate(string destination, create_record_entry record)
{
string baseUri = "/LogStreamer/out/" + record.table + "/";
bool retv = true; // block sending by default
Response response;
lock (_negativeCache)
{
if (!_negativeCache.Contains(baseUri))
{
response = Self.GET(baseUri + destination);
if (response == null || response.StatusCode == 404)
{
_negativeCache.Add(baseUri);
}
else if (response.StatusCode == 200)
{
// 200 will allow sending unless POST forbids it
retv = false;
if (response.Body != null)
{
record = StringSerializer.DeserializeCreateRecordEntry(new StringReader(response.Body));
}
}
}
baseUri += "create/";
if (!_negativeCache.Contains(baseUri))
{
response = Self.POST(baseUri + destination, StringSerializer.Serialize(new StringBuilder(), record).ToString());
if (response == null || response.StatusCode == 404)
{
_negativeCache.Add(baseUri);
}
else if (response.StatusCode == 200)
{
retv = false;
if (response.Body != null)
{
record = StringSerializer.DeserializeCreateRecordEntry(new StringReader(response.Body));
}
}
else
{
// allow POST to override the GET
retv = true;
}
}
}
return retv;
}
static public StringBuilder Serialize(StringBuilder sb, create_record_entry cre)
{
sb.Append(TypeCreateRecordEntry);
Serialize(sb, cre.table);
Serialize(sb, cre.key);
for (int index = 0; index < cre.columns.Length; index++)
Serialize(sb, cre.columns[index]);
sb.Append(' ');
return sb;
}
