public override void Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback)
{
esDataSourceSelectEventArgs e = null;
try
{
e = new esDataSourceSelectEventArgs();
e.Arguments = arguments;
e.Collection = this.owner.Collection;
this.OnPreSelect(e);
if (e.Cancel)
{
return;
}
this.CalculatePageSizeAndNumber(e);
this.SetTotalRowCount(e);
this.PopulateSortItems(e);
//this.OnPreSelect(e);
this.OnSelect(e);
this.PerformAutoLogic(e);
this.FetchTotalRowCount(e);
this.OnPostSelect(e);
if (e.Collection != null)
{
this.owner.Collection = e.Collection;
}
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Select;
exArgs.SelectArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
}
finally
{
callback(e.Collection);
}
}
protected virtual void OnException(esDataSourceExceptionEventArgs e)
{
esDataSource.esDataSourceExceptionEventHandler handler = base.Events[evException]
as esDataSource.esDataSourceExceptionEventHandler;
if (handler != null)
{
handler(this, e);
}
}
protected void EsDataSource1_esException(object sender, EntitySpaces.Web.esDataSourceExceptionEventArgs e)
{
this.Response.Write("ERROR");
this.Response.Write("<BR><hr>");
this.Response.Write(e.TheException.Message);
this.Response.Write(e.SelectArgs.Query.es.LastQuery);
this.Response.Write("<hr><br><br>");
e.ExceptionWasHandled = true;
}
protected override System.Collections.IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
esDataSourceSelectEventArgs e = null;
try
{
e = new esDataSourceSelectEventArgs();
e.Arguments = arguments;
e.Collection = this.owner.Collection;
this.OnPreSelect(e);
if (e.Cancel)
{
return(null);
}
this.CalculatePageSizeAndNumber(e);
this.SetTotalRowCount(e);
this.PopulateSortItems(e);
//this.OnPreSelect(e);
this.OnSelect(e);
this.PerformAutoLogic(e);
this.FetchTotalRowCount(e);
this.OnPostSelect(e);
return(e.Collection);
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Select;
exArgs.SelectArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
return(null);
}
}
public override void Delete(System.Collections.IDictionary keys, System.Collections.IDictionary oldValues, DataSourceViewOperationCallback callback)
{
esDataSourceDeleteEventArgs e = null;
try
{
if (keys != null && keys.Count > 0)
{
e = new esDataSourceDeleteEventArgs();
e.Keys = keys;
e.OldValues = oldValues;
this.OnPreDelete(e);
if (e.Cancel)
{
return;
}
// Find the proper esEntity and set it's values
object[] pks = new object[keys.Count];
int index = 0;
foreach (object value in keys.Values)
{
pks[index++] = value;
}
esDataSourceCreateEntityEventArgs ce = new esDataSourceCreateEntityEventArgs();
ce.PrimaryKeys = pks;
this.OnCreateEntity(ce);
esEntity entity = ce.Entity;
e.Entity = entity;
//this.OnPreDelete(e);
e.EventWasHandled = false;
this.OnDelete(e);
if (!e.EventWasHandled)
{
entity.MarkAsDeleted();
entity.Save();
this.OnDataSourceViewChanged(EventArgs.Empty);
}
this.OnPostDelete(e);
}
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Delete;
exArgs.DeleteArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
}
finally
{
callback(1, null);
}
}
public override void Insert(System.Collections.IDictionary values, DataSourceViewOperationCallback callback)
{
esDataSourceInsertEventArgs e = null;
try
{
e = new esDataSourceInsertEventArgs();
e.Values = values;
this.OnPreInsert(e);
if (e.Cancel)
{
return;
}
esDataSourceCreateEntityEventArgs ce = new esDataSourceCreateEntityEventArgs();
this.OnCreateEntity(ce);
esEntity entity = ce.Entity;
e.Entity = entity;
if (entity != null)
{
entity.SetProperties(values);
}
//this.OnPreInsert(e);
e.EventWasHandled = false;
this.OnInsert(e);
if (!e.EventWasHandled)
{
entity.Save();
this.OnDataSourceViewChanged(EventArgs.Empty);
}
e.EventWasHandled = false;
this.OnPostInsert(e);
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Insert;
exArgs.InsertArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
}
finally
{
callback(1, null);
}
}
protected virtual void OnException(esDataSourceExceptionEventArgs e)
{
esDataSource.esDataSourceExceptionEventHandler handler = base.Events[evException]
as esDataSource.esDataSourceExceptionEventHandler;
if (handler != null)
{
handler(this, e);
}
}
public override void Delete(System.Collections.IDictionary keys, System.Collections.IDictionary oldValues, DataSourceViewOperationCallback callback)
{
esDataSourceDeleteEventArgs e = null;
try
{
if (keys != null && keys.Count > 0)
{
e = new esDataSourceDeleteEventArgs();
e.Keys = keys;
e.OldValues = oldValues;
this.OnPreDelete(e);
if (e.Cancel)
return;
// Find the proper esEntity and set it's values
object[] pks = new object[keys.Count];
int index = 0;
foreach (object value in keys.Values)
{
pks[index++] = value;
}
esDataSourceCreateEntityEventArgs ce = new esDataSourceCreateEntityEventArgs();
ce.PrimaryKeys = pks;
this.OnCreateEntity(ce);
esEntity entity = ce.Entity;
e.Entity = entity;
//this.OnPreDelete(e);
e.EventWasHandled = false;
this.OnDelete(e);
if (!e.EventWasHandled)
{
entity.MarkAsDeleted();
entity.Save();
this.OnDataSourceViewChanged(EventArgs.Empty);
}
this.OnPostDelete(e);
}
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Delete;
exArgs.DeleteArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
}
finally
{
callback(1, null);
}
}
public override void Insert(System.Collections.IDictionary values, DataSourceViewOperationCallback callback)
{
esDataSourceInsertEventArgs e = null;
try
{
e = new esDataSourceInsertEventArgs();
e.Values = values;
this.OnPreInsert(e);
if (e.Cancel)
return;
esDataSourceCreateEntityEventArgs ce = new esDataSourceCreateEntityEventArgs();
this.OnCreateEntity(ce);
esEntity entity = ce.Entity;
e.Entity = entity;
if (entity != null)
{
entity.SetProperties(values);
}
//this.OnPreInsert(e);
e.EventWasHandled = false;
this.OnInsert(e);
if (!e.EventWasHandled)
{
entity.Save();
this.OnDataSourceViewChanged(EventArgs.Empty);
}
e.EventWasHandled = false;
this.OnPostInsert(e);
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Insert;
exArgs.InsertArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
}
finally
{
callback(1, null);
}
}
public override void Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback)
{
esDataSourceSelectEventArgs e = null;
try
{
e = new esDataSourceSelectEventArgs();
e.Arguments = arguments;
e.Collection = this.owner.Collection;
this.OnPreSelect(e);
if (e.Cancel)
return;
this.CalculatePageSizeAndNumber(e);
this.SetTotalRowCount(e);
this.PopulateSortItems(e);
//this.OnPreSelect(e);
this.OnSelect(e);
this.PerformAutoLogic(e);
this.FetchTotalRowCount(e);
this.OnPostSelect(e);
if (e.Collection != null)
{
this.owner.Collection = e.Collection;
}
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Select;
exArgs.SelectArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
}
finally
{
callback(e.Collection);
}
}
protected override System.Collections.IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
esDataSourceSelectEventArgs e = null;
try
{
e = new esDataSourceSelectEventArgs();
e.Arguments = arguments;
e.Collection = this.owner.Collection;
this.OnPreSelect(e);
if (e.Cancel)
return null;
this.CalculatePageSizeAndNumber(e);
this.SetTotalRowCount(e);
this.PopulateSortItems(e);
//this.OnPreSelect(e);
this.OnSelect(e);
this.PerformAutoLogic(e);
this.FetchTotalRowCount(e);
this.OnPostSelect(e);
return e.Collection;
}
catch (Exception ex)
{
esDataSourceExceptionEventArgs exArgs = new esDataSourceExceptionEventArgs(ex);
exArgs.EventType = esDataSourceEventType.Select;
exArgs.SelectArgs = e;
try
{
this.OnException(exArgs);
}
catch { }
if (!exArgs.ExceptionWasHandled)
{
throw;
}
return null;
}
}
