public void GetRowData(RowCallback callback)
{
if (powerWebPartException != null)
{
return;
}
if (runspace != null)
{
if (functions.ContainsKey(FunctionRowProvider))
{
EnsureChildControls();
try
{
Command cmd = new Command(FunctionRowProvider);
Pipeline pipe = runspace.CreatePipeline();
pipe.Commands.Add(cmd);
Collection <PSObject> results = InvokePipeline(pipe);
if (results.Count > 0)
{
PSObject obj = results[results.Count - 1];
callback.Invoke(obj);
}
}
catch (Exception ex)
{
powerWebPartException = new PowerWebPartException(FunctionRowProvider, ex);
}
}
}
}
/// <summary>
/// Sends the row
/// We can use it later when the data is available
/// </summary>
public void SendRow()
{
while (_callbackQueue.Count > 0)
{
RowCallback callback = (RowCallback)_callbackQueue.Dequeue();
callback(RowView);
}
}
void IWebPartRow.GetRowData(RowCallback callback)
{
DataTable dt = Part.Provide(ProviderPreference.Table) as DataTable;
if ((dt != null) && (dt.Rows.Count > 0))
{
callback(dt.Rows [0]);
}
}
void IWebPartRow.GetRowData(RowCallback callback)
{
DataTable table = this.Part.Provide(roxority_AdapterWebPart.ProviderPreference.Table) as DataTable;
if ((table != null) && (table.Rows.Count > 0))
{
callback(table.Rows[0]);
}
}
public bool Query(string s, RowCallback cb, params object[] parameters)
{
IDbCommand cmd = null;
bool ret = Query(s, cb, ref cmd, parameters);
cmd.Dispose();
cmd = null;
return(ret);
}
/// <summary>
/// Gets the row of data.
/// </summary>
/// <param name="callback">The callback .</param>
public void GetRowData(RowCallback callback)
{
if (m_DataReadyToSend)
{
callback(this.Row0);
}
else
{
m_callback = callback;
}
}
/// <summary>
/// Returns the data for the row that is being used by the interface
/// as the basis of a connection between two
/// <see cref="T:System.Web.UI.WebControls.WebParts.WebPart"/> controls.
/// </summary>
/// <param name="callback">A <see cref="T:System.Web.UI.WebControls.WebParts.RowCallback"/> delegate that contains the address of a method that receives the data.</param>
void IWebPartRow.GetRowData(RowCallback callback)
{
// If there is data
if (RowView != null)
{
// Provide
callback(RowView);
}
else
{
// Enqueue the call for later use
_callbackQueue.Enqueue(callback);
}
}
/*
* Executes a given callback passing the key of each row containing at least one element.
*/
public virtual void forEachRow(RowCallback <R, C, string> callback)
{
IEnumerator <R> iterator = this.matrix.Keys.GetEnumerator();
while (iterator.MoveNext())
{
R row = iterator.Current;
bool remove = callback.onRow(row, this.matrix[row]);
if (remove)
{
this.matrix.Keys.Remove(row);
}
}
}
public bool Query(string s, RowCallback cb, params object[] parameters)
{
IDbCommand cmd = d_connection.CreateCommand();
cmd.CommandText = s;
for (int idx = 0; idx < parameters.Length; ++idx)
{
IDbDataParameter par = cmd.CreateParameter();
par.ParameterName = "@" + idx;
par.Value = parameters[idx];
cmd.Parameters.Add(par);
}
bool ret = false;
if (cb == null)
{
ret = cmd.ExecuteNonQuery() > 0;
}
else
{
IDataReader reader;
reader = cmd.ExecuteReader();
while (reader != null && reader.Read())
{
ret = cb(reader);
if (!ret)
{
break;
}
}
if (reader != null)
{
reader.Close();
reader = null;
}
}
cmd.Dispose();
cmd = null;
return(ret);
}
/*
* Executes a given callback passing the key of each row containing at least one element.
*/
public virtual void forEachRow(RowCallback <R, C, V> callback)
{
IEnumerator <R> iterator = this.matrix.Keys.GetEnumerator();
while (iterator.MoveNext())
{
R row = iterator.Current;
bool remove = callback.onRow(row, this.matrix[row]);
if (remove)
{
ConcurrentDictionary <C, V> rowMap;
this.matrix.TryRemove(row, out rowMap);
}
}
}
//</SNIPPET4>
//<SNIPPET7>
public void GetRowData(RowCallback callback)
{
callback(_table.Rows);
}
public bool Query(string s, RowCallback cb, ref IDbCommand cmd, params object[] parameters)
{
var ss = new System.Diagnostics.Stopwatch();
ss.Start();
if (cmd == null)
{
SqliteCommand scmd = d_connection.CreateCommand();
scmd.CommandText = s;
for (int idx = 0; idx < parameters.Length; ++idx)
{
scmd.Parameters.AddWithValue("@" + idx, parameters[idx]);
}
cmd = scmd;
}
else
{
SqliteCommand scmd = (SqliteCommand)cmd;
for (int idx = 0; idx < parameters.Length; ++idx)
{
scmd.Parameters[idx].Value = parameters[idx];
}
}
var paramst = ss.Elapsed.TotalSeconds;
bool ret = false;
if (cb == null)
{
ret = cmd.ExecuteNonQuery() > 0;
}
else
{
IDataReader reader;
reader = cmd.ExecuteReader();
while (reader != null && reader.Read())
{
ret = cb(reader);
if (!ret)
{
break;
}
}
if (reader != null)
{
reader.Close();
reader = null;
}
}
return(ret);
}
public void GetRowData(RowCallback callback)
{
callback(_table.DefaultView[0]);
}
/// <summary>
/// Returns the data for the row that is being used by the interface as the basis of a connection between two <see cref="T:System.Web.UI.WebControls.WebParts.WebPart" /> controls.
/// </summary>
/// <param name="callback">A <see cref="T:System.Web.UI.WebControls.WebParts.RowCallback" /> delegate that contains the address of a method that receives the data.</param>
public void GetRowData(RowCallback callback)
{
callback(this.Row0);
}
void IWebPartRow.GetRowData(RowCallback callback)
{
callback(RowData);
}
