public bool UploadEmployees(SocketProAdapter.UDB.CDBVariantArray vData, DUploadEmployees res, DDiscarded discarded = null)
{
DAsyncResultHandler arh = (ar) => {
int errCode;
string errMsg;
ss.CInt64Array vId;
ar.Load(out errCode).Load(out errMsg).Load(out vId);
if (res != null)
{
res(errCode, errMsg, vId);
}
};
return(SendRequest(ss.Consts.idUploadEmployees, vData, arh, discarded, (DOnExceptionFromServer)null));
}
static void Main(string[] args)
{
const int sessions_per_host = 2; const int cycles = 10000; string[] vHost = { "localhost", "192.168.2.172" };
using (CSocketPool <CSqlite> sp = new CSocketPool <CSqlite>()) {
sp.QueueName = "ar_sharp"; //set a local message queue to backup requests for auto fault recovery
CConnectionContext[,] ppCc = new CConnectionContext[1, vHost.Length *sessions_per_host]; //one thread enough
for (int n = 0; n < vHost.Length; ++n)
{
for (int j = 0; j < sessions_per_host; ++j)
{
ppCc[0, n *sessions_per_host + j] = new CConnectionContext(vHost[n], 20901, "AClientUserId", "Mypassword");
}
}
bool ok = sp.StartSocketPool(ppCc);
if (!ok)
{
Console.WriteLine("There is no connection and press any key to close the application ......");
Console.Read(); return;
}
string sql = "SELECT max(amount), min(amount), avg(amount) FROM payment";
Console.WriteLine("Input a filter for payment_id"); string filter = Console.ReadLine();
if (filter.Length > 0)
{
sql += (" WHERE " + filter);
}
var v = sp.AsyncHandlers;
foreach (var h in v)
{
ok = h.Open("sakila.db", (hsqlite, res, errMsg) => {
if (res != 0)
{
Console.WriteLine("Error code: {0}, error message: {1}", res, errMsg);
}
});
}
int returned = 0; double dmax = 0.0, dmin = 0.0, davg = 0.0;
SocketProAdapter.UDB.CDBVariantArray row = new SocketProAdapter.UDB.CDBVariantArray();
CAsyncDBHandler.DExecuteResult er = (h, res, errMsg, affected, fail_ok, lastId) => {
if (res != 0)
{
Console.WriteLine("Error code: {0}, error message: {1}", res, errMsg);
}
else
{
dmax += double.Parse(row[0].ToString());
dmin += double.Parse(row[1].ToString());
davg += double.Parse(row[2].ToString());
}
++returned;
};
CAsyncDBHandler.DRows r = (h, vData) => {
row.Clear(); row.AddRange(vData);
};
CSqlite sqlite = sp.SeekByQueue(); //get one handler for querying one record
ok = sqlite.Execute(sql, er, r); ok = sqlite.WaitAll();
Console.WriteLine("Result: max = {0}, min = {1}, avg = {2}", dmax, dmin, davg);
returned = 0; dmax = 0.0; dmin = 0.0; davg = 0.0;
Console.WriteLine("Going to get {0} queries for max, min and avg", cycles);
for (int n = 0; n < cycles; ++n)
{
sqlite = sp.SeekByQueue(); ok = sqlite.Execute(sql, er, r);
}
foreach (var h in v)
{
ok = h.WaitAll();
}
Console.WriteLine("Returned = {0}, max = {1}, min = {2}, avg = {3}", returned, dmax, dmin, davg);
Console.WriteLine("Press any key to close the application ......"); Console.Read();
}
}
