LogProviderBase.Log Method

Called when a runtime event occurs during package execution.

命名空间: Microsoft.SqlServer.Dts.Runtime
程序集: Microsoft.SqlServer.ManagedDTS (in microsoft.sqlserver.manageddts.dll)

语法

声明
Public Overridable Sub Log ( _
    logEntryName As String, _
    computerName As String, _
    operatorName As String, _
    sourceName As String, _
    sourceID As String, _
    executionID As String, _
    messageText As String, _
    startTime As DateTime, _
    endTime As DateTime, _
    dataCode As Integer, _
    dataBytes As Byte() _
)

public virtual void Log (
    string logEntryName,
    string computerName,
    string operatorName,
    string sourceName,
    string sourceID,
    string executionID,
    string messageText,
    DateTime startTime,
    DateTime endTime,
    int dataCode,
    byte[] dataBytes
)

public:
virtual void Log (
    String^ logEntryName, 
    String^ computerName, 
    String^ operatorName, 
    String^ sourceName, 
    String^ sourceID, 
    String^ executionID, 
    String^ messageText, 
    DateTime startTime, 
    DateTime endTime, 
    int dataCode, 
    array<unsigned char>^ dataBytes
)

public void Log (
    String logEntryName, 
    String computerName, 
    String operatorName, 
    String sourceName, 
    String sourceID, 
    String executionID, 
    String messageText, 
    DateTime startTime, 
    DateTime endTime, 
    int dataCode, 
    byte[] dataBytes
)

public function Log (
    logEntryName : String, 
    computerName : String, 
    operatorName : String, 
    sourceName : String, 
    sourceID : String, 
    executionID : String, 
    messageText : String, 
    startTime : DateTime, 
    endTime : DateTime, 
    dataCode : int, 
    dataBytes : byte[]
)

参数

• logEntryName
  The name of the event.

• computerName
  The name of the computer on which the package is executing.

• operatorName
  The user account executing the package.

• sourceName
  The name of the object raising the event.

• sourceID
  The ID of the object raising the event.

• executionID
  The execution ID of the executing package.

• messageText
  The text message of the event.

• startTime
  The start time of the action causing this event.

• endTime
  The end time of the action causing this event.

• dataCode
  Numeric data field.

• dataBytes
  BLOB data field.

备注

This method is called when an event from the IDTSEvents or IDTSInfoEvents interfaces occur.

You use this method to write log entries as a package executes.

The parameters to this method provide information about when the event began, the object that raised the event, and so on.

示例

The Log method is called each time an object in the package raises an event by calling a FireEvent method on one of the event interfaces. There are multiple event interfaces, each of which may contain a subset of the events defined in the IDTSEvents interface. Included in this interface is the FireCustomEvent method, which is the event that objects with custom events use to raise the event.

The following code example implements the Log method, and writes the events to the stream that was opened in the previous section.

public override void Log(string logEntryName, string computerName, string operatorName, string sourceName, string sourceID, string executionID, string messageText, DateTime startTime, DateTime endTime, int dataCode, byte[] dataBytes)
{
    sw.Write(logEntryName + ",");
    sw.Write(computerName + ",");
    sw.Write(operatorName + ",");
    sw.Write(sourceName + ",");
    sw.Write(sourceID + ",");
    sw.Write(messageText + ",");
    sw.Write(dataBytes + ",");
    sw.WriteLine("");
}

Public Overrides  Sub Log(ByVal logEnTryName As String, ByVal computerName As String, ByVal operatorName As String, ByVal sourceName As String, ByVal sourceID As String, ByVal executionID As String, ByVal messageText As String, ByVal startTime As DateTime, ByVal endTime As DateTime, ByVal dataCode As Integer, ByVal dataBytes() As Byte)
    sw.Write(logEnTryName + ",")
    sw.Write(computerName + ",")
    sw.Write(operatorName + ",")
    sw.Write(sourceName + ",")
    sw.Write(sourceID + ",")
    sw.Write(messageText + ",")
    sw.Write(dataBytes + ",")
    sw.WriteLine("")
End Sub

线程安全

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

平台

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

请参阅

参考

LogProviderBase Class
LogProviderBase Members
Microsoft.SqlServer.Dts.Runtime Namespace