public String ExecProcValue(String procedureName, Dictionary <String, object> procedureParameters, DbConnection connection = null)
{
var result = "";
ConnectionPoolNode node = null;
try
{
if (connection == null)
{
node = connection_pool.GetNode();
connection = node.connection;
}
var cmd = MakeCommand(connection, procedureName, procedureParameters);
DbParameter p_ = cmd.CreateParameter();
p_.ParameterName = "@value";
p_.Value = -1;
p_.Direction = ParameterDirection.Output;
cmd.Parameters.Add(p_);
try
{
cmd.Prepare();
DataTable dt = new DataTable();
using (IDataReader dr = cmd.ExecuteReader())
{
if (dr.FieldCount > 0)
{
for (int i = 0; i < dr.FieldCount; i++)
{
DataColumn dc = new DataColumn(dr.GetName(i), dr.GetFieldType(i));
dt.Columns.Add(dc);
}
object[] rowobject = new object[dr.FieldCount];
while (dr.Read())
{
dr.GetValues(rowobject);
dt.LoadDataRow(rowobject, true);
}
}
}
result = cmd.Parameters["@value"].Value.ToString();
}
finally
{
cmd.Dispose();
}
}
finally
{
if (node != null)
{
node.Free();
}
}
return(result);
}
public ConnectionPoolNode GetNode()
{
if (Pool == null)
{
return(new ConnectionPoolNode(this, -1));
}
int i = 0;
var ep = DateTime.Now;
while (true)
{
if (Pool[i] == null || (Pool[i] != null && !Pool[i].state))
{
break;
}
i++;
if (i >= Pool.Length)
{
i = 0;
Thread.Sleep(30);
}
}
lock (this)
{
if (Pool[i] == null)
{
Pool[i] = new ConnectionPoolNode(this, i);
}
Pool[i].state = true;
}
Pool[i].Connect(this.connection_string, this.provider_name);
return(Pool[i]);
}
public DataTable ExecProc(String procedureName, Dictionary <String, object> procedureParameters, DbConnection connection = null, Boolean silent = false)
{
ConnectionPoolNode node = null;
DataTable dt = null;
try
{
if (connection == null)
{
node = connection_pool.GetNode();
connection = node.connection;
}
var cmd = MakeCommand(connection, procedureName, procedureParameters);
try
{
cmd.Prepare();
dt = new DataTable();
using (IDataReader dr = cmd.ExecuteReader())
{
if (dr.FieldCount > 0)
{
for (int i = 0; i < dr.FieldCount; i++)
{
DataColumn dc = new DataColumn(dr.GetName(i), dr.GetFieldType(i));
dt.Columns.Add(dc);
}
object[] rowobject = new object[dr.FieldCount];
while (dr.Read())
{
dr.GetValues(rowobject);
dt.LoadDataRow(rowobject, true);
}
}
}
}
finally
{
cmd.Dispose();
}
}
finally
{
node.Free();
}
return(dt);
}
