2021-12-08 13:09:25 +01:00

105 lines
4.7 KiB
VB.net

Option Explicit On
Imports DigitalData.Modules.Database
Imports DigitalData.Modules.Language.Utils
Imports DigitalData.Modules.Logging
Imports Quartz
Public Class DatatableJob
Implements IJob
Private Const COMMAND_SQL_TIMEOUT = 240
Private _MSSQL As MSSQLServer
Public Function Execute(context As IJobExecutionContext) As Task Implements IJob.Execute
Dim oJobData = context.MergedJobDataMap
Dim oLogConfig As LogConfig = oJobData.Item("LogConfig")
Dim oCronJobId As Integer = oJobData.Item("CronJobId")
Dim oCronJobTitle As String = oJobData.Item("CronJobTitle")
Dim oLogger As Logger = oLogConfig.GetLogger()
Dim oResult As New JobResult()
oLogger.Info("Running Datatable Job [{0}]/[{1}]", context.JobDetail.Key, oCronJobTitle)
Try
Dim oMSSQL As MSSQLServer = oJobData.Item("MSSQL")
Dim oCronSQL As String = $"SELECT * FROM TBAPPSERV_CRON_DETAIL WHERE CRON_ID = {oCronJobId}"
Dim oCronDetails As DataTable = oMSSQL.GetDatatable(oCronSQL)
For Each oRow As DataRow In oCronDetails.Rows
Dim oDatatableName As String = NotNull(oRow.Item("DT_NAME"), String.Empty)
Dim oParentColumn As String = NotNull(oRow.Item("DT_COLUMN"), String.Empty)
Dim oChildColumn As String = NotNull(oRow.Item("CHILD_DT_COLUMN"), String.Empty)
Dim oConnectionId As Integer = NotNull(oRow.Item("CON_ID"), String.Empty)
Dim oTitle As String = NotNull(oRow.Item("TITLE"), String.Empty)
Dim oSQL As String = NotNull(oRow.Item("COMMAND"), String.Empty)
Dim oIndexColumns As String = NotNull(oRow.Item("INDEX_COLUMNS"), String.Empty)
Try
oLogger.Debug("Running Command-Job [{0}]", oTitle)
oLogger.Debug("Datatable Name: {0}", oDatatableName)
oLogger.Debug("Connection Id: {0}", oConnectionId)
Dim oConnectionString = oMSSQL.Get_ConnectionStringforID(oConnectionId)
Dim oDecryptedConnectionString = MSSQLServer.DecryptConnectionString(oConnectionString)
Dim oTable = oMSSQL.GetDatatableWithConnection(oSQL, oDecryptedConnectionString, COMMAND_SQL_TIMEOUT)
oTable.TableName = oDatatableName
Dim oView As DataView = Nothing
' This creates an Index for the columns specified in INDEX_COLUMNS to speed up calls to 'Table.Select'!
If oIndexColumns <> String.Empty Then
oLogger.Debug("Adding indexes for Table: [{0}]", oIndexColumns)
oView = New DataView(oTable) With {
.Sort = oIndexColumns
}
End If
oLogger.Debug("Result Datatable [{0}] contains [{1}] rows", oTable.TableName, oTable.Rows.Count)
Dim oResultTable = New JobResult.ResultTable() With {
.Table = oTable,
.View = oView,
.DetailRow = oRow
}
Dim oChildTableNAme As String = NotNull(oRow.Item("CHILD_DT_NAME"), String.Empty)
If oChildTableNAme <> String.Empty Then
oLogger.Debug("Child Datatable [{0}] defined, Relation: Parent [{1}] -> Child [{2}]", oChildTableNAme, oParentColumn, oChildColumn)
Dim oChildTable As DataTable = oMSSQL.GetDatatableWithConnection($"SELECT * FROM {oChildTableNAme}", oConnectionString)
oChildTable.TableName = oChildTableNAme
oLogger.Debug("Child Datatable [{0}] contains [{1}] rows", oChildTable.TableName, oChildTable.Rows.Count)
oResultTable.ChildTable = oChildTable
oResultTable.ChildRelationColumn = oChildColumn
oResultTable.TableRelationColumn = oParentColumn
End If
oLogger.Debug("Fetched Datatable [{0}]", oDatatableName)
oResult.Tables.Add(oResultTable)
Catch ex As Exception
oLogger.Warn("Execute: Error while saving Table: [{0}]", oDatatableName)
oLogger.Error(ex)
End Try
Next
oLogger.Info("Fetched [{0}] Datatables", oResult.Tables.Count)
' Das Ergebnis speichern
context.Result = oResult
Catch ex As Exception
oLogger.Error(ex)
oLogger.Warn("Execute: Unhandled exception while executing SQL for Datatable {0}", oCronJobTitle)
End Try
Return Task.FromResult(True)
End Function
End Class