public static IDataManager CreateDataManager(IReportModel reportModel, ReportParameters reportParameters)
{
if (reportModel == null)
{
throw new ArgumentNullException("reportModel");
}
IDataManager dataManager = null;
ConnectionObject connectionObject = null;
IDataAccessStrategy accesStrategy = null;
if (reportParameters != null)
{
connectionObject = reportParameters.ConnectionObject;
}
if (connectionObject != null)
{
accesStrategy = new SqlDataAccessStrategy(reportModel.ReportSettings, connectionObject);
}
else
{
accesStrategy = new SqlDataAccessStrategy(reportModel.ReportSettings, null);
}
dataManager = DataManager.CreateInstance(reportModel.ReportSettings, accesStrategy);
if (dataManager == null)
{
throw new MissingDataManagerException();
}
return(dataManager);
}
private DataSet FillGrid()
{
SqlQueryChecker.Check(model.ReportSettings.CommandType,
model.ReportSettings.CommandText);
DataSet dataSet = ResultPanel.CreateDataSet ();
this.txtSqlString.Text = model.ReportSettings.CommandText;
switch (model.ReportSettings.CommandType) {
case CommandType.Text:
this.connectionObject = CreateConnection ();
var dataAccess = new SqlDataAccessStrategy(model.ReportSettings,connectionObject);
dataSet = dataAccess.ReadData();
dataSet.Tables[0].TableName = CreateTableName (reportStructure);
break;
case CommandType.StoredProcedure:
dataSet = DatasetFromStoredProcedure();
break;
case CommandType.TableDirect:
MessageService.ShowError("TableDirect is not suppurted at the moment");
break;
default:
throw new Exception("Invalid value for CommandType");
}
return dataSet;
}
public static IDataManager CreateDataManager (IReportModel reportModel,ReportParameters reportParameters)
{
if (reportModel == null) {
throw new ArgumentNullException("reportModel");
}
IDataManager dataManager = null;
ConnectionObject connectionObject = null;
IDataAccessStrategy accesStrategy = null;
if (reportParameters != null) {
connectionObject = reportParameters.ConnectionObject;
}
if (connectionObject != null) {
accesStrategy = new SqlDataAccessStrategy(reportModel.ReportSettings,connectionObject);
} else {
accesStrategy = new SqlDataAccessStrategy(reportModel.ReportSettings,null);
}
dataManager = DataManager.CreateInstance(reportModel.ReportSettings,accesStrategy);
if (dataManager == null) {
throw new MissingDataManagerException();
}
return dataManager;
}
DataSet DatasetFromStoredProcedure()
{
this.connectionObject = CreateConnection();
DataSet dataSet = ResultPanel.CreateDataSet();
IProcedure procedure = reportStructure.IDatabaseObjectBase as IProcedure;
var paramCollection = CheckParameters(procedure);
if (paramCollection.Count > 0) {
FillParameters(paramCollection);
reportStructure.SqlQueryParameters.AddRange(paramCollection);
}
var dataAccess = new SqlDataAccessStrategy(model.ReportSettings,connectionObject);
dataSet = dataAccess.ReadData();
dataSet.Tables[0].TableName = procedure.Name;
return dataSet;
}