DtsWarnings.Clear 方法

定义

清除 DtsWarnings 集合中的所有对象。

public:
 void Clear();
public void Clear ();
member this.Clear : unit -> unit
Public Sub Clear ()

示例

下面的代码示例将任务添加到包,并设置包的某些属性。 然后运行包,并显示在集合中找到 DtsWarnings 的错误和 DtsErrors 警告的属性。 然后,代码示例使用 Clear清除集合。

using System;  
using System.Collections.Generic;  
using System.Text;  
using Microsoft.SqlServer.Dts.Runtime;  
using Microsoft.SqlServer.Dts.Tasks.ExecuteSQLTask;  

namespace Microsoft.SqlServer.SSIS.Samples  
{  
    class Program  
    {  
        static void Main(string[] args)  
        {  
            Package package = new Package();  
            Console.WriteLine("Package warnings count: {0}", package.Warnings.Count);  
            Console.WriteLine("Package errors count:   {0}", package.Errors.Count);  

            TaskHost taskH2 = (TaskHost)package.Executables.Add("STOCK:SendMailTask");  
            taskH2.FailPackageOnFailure = false;  
            taskH2.FailParentOnFailure = false;  
            Console.WriteLine("SendMailTask: {0}", taskH2.ID);  

            // Test that warnings were successfully added to the collection.  
            package.MaximumErrorCount = 100;  
            package.FailPackageOnFailure = false;  
            package.FailParentOnFailure = false;  
            package.DelayValidation = true;  
            package.Execute();  

            Console.WriteLine("Package warnings count after running the package: {0}", package.Warnings.Count);  
            Console.WriteLine("Package errors count after running the package:   {0}", package.Errors.Cou  
            foreach (DtsWarning pkgWarning in package.Warnings)  
            {  
                Console.WriteLine();  
                Console.WriteLine("Description  {0}", pkgWarning.Description);  
                Console.WriteLine("HelpContext  {0}", pkgWarning.HelpContext);  
                Console.WriteLine("HelpFile     {0}", pkgWarning.HelpFile);  
                Console.WriteLine("IDOfInterfaceWithWarning {0}", pkgWarning.IDOfInterfaceWithWarning);  
                Console.WriteLine("Source       {0}", pkgWarning.Source);  
                Console.WriteLine("Subcomponent {0}", pkgWarning.SubComponent);  
                Console.WriteLine("Timestamp    {0}", pkgWarning.TimeStamp);  
                Console.WriteLine("WarningCode  {0}", pkgWarning.WarningCode);  
            }  

            foreach (DtsError pkgError in package.Errors)  
            {  
                Console.WriteLine();  
                Console.WriteLine("Description  {0}", pkgError.Description);  
                Console.WriteLine("HelpContext  {0}", pkgError.HelpContext);  
                Console.WriteLine("HelpFile     {0}", pkgError.HelpFile);  
                Console.WriteLine("IDOfInterfaceWithError {0}", pkgError.IDOfInterfaceWithError);  
                Console.WriteLine("Source       {0}", pkgError.Source);  
                Console.WriteLine("Subcomponent {0}", pkgError.SubComponent);  
                Console.WriteLine("Timestamp    {0}", pkgError.TimeStamp);  
                Console.WriteLine("ErrorCode    {0}", pkgError.ErrorCode);  
            }  
            // Clear the errors and warnings collections.  
            Console.WriteLine();  
            package.Warnings.Clear();  
            Console.WriteLine("Number of warnings after clearing: {0}", package.Warnings.Count);  
            package.Errors.Clear();  
            Console.WriteLine("Number of Errors after clearing: {0}", package.Errors.Count);  
        }  
    }  
}  
Imports System  
Imports System.Collections.Generic  
Imports System.Text  
Imports Microsoft.SqlServer.Dts.Runtime  
Imports Microsoft.SqlServer.Dts.Tasks.ExecuteSQLTask  

Namespace Microsoft.SqlServer.SSIS.Samples  
    Class Program  
        Shared  Sub Main(ByVal args() As String)  
            Dim package As Package =  New Package()   
            Console.WriteLine("Package warnings count: {0}", package.Warnings.Count)  
            Console.WriteLine("Package errors count:   {0}", package.Errors.Count)  

            Dim taskH2 As TaskHost = CType(package.Executables.Add("STOCK:SendMailTask"), TaskHost)  
            taskH2.FailPackageOnFailure = False  
            taskH2.FailParentOnFailure = False  
            Console.WriteLine("SendMailTask: {0}", taskH2.ID)  

            ' Test that warnings were successfully added to the collection.  
            package.MaximumErrorCount = 100  
            package.FailPackageOnFailure = False  
            package.FailParentOnFailure = False  
            package.DelayValidation = True  
            package.Execute()  

            Console.WriteLine("Package warnings count after running the package: {0}", package.Warnings.Count)  
            Console.WriteLine("Package errors count after running the package:   {0}", package.Errors.Cou  
            Dim pkgWarning As DtsWarning  
            For Each pkgWarning In package.Warnings  
                Console.WriteLine()  
                Console.WriteLine("Description  {0}", pkgWarning.Description)  
                Console.WriteLine("HelpContext  {0}", pkgWarning.HelpContext)  
                Console.WriteLine("HelpFile     {0}", pkgWarning.HelpFile)  
                Console.WriteLine("IDOfInterfaceWithWarning {0}", pkgWarning.IDOfInterfaceWithWarning)  
                Console.WriteLine("Source       {0}", pkgWarning.Source)  
                Console.WriteLine("Subcomponent {0}", pkgWarning.SubComponent)  
                Console.WriteLine("Timestamp    {0}", pkgWarning.TimeStamp)  
                Console.WriteLine("WarningCode  {0}", pkgWarning.WarningCode)  
            Next  

            Dim pkgError As DtsError  
            For Each pkgError In package.Errors  
                Console.WriteLine()  
                Console.WriteLine("Description  {0}", pkgError.Description)  
                Console.WriteLine("HelpContext  {0}", pkgError.HelpContext)  
                Console.WriteLine("HelpFile     {0}", pkgError.HelpFile)  
                Console.WriteLine("IDOfInterfaceWithError {0}", pkgError.IDOfInterfaceWithError)  
                Console.WriteLine("Source       {0}", pkgError.Source)  
                Console.WriteLine("Subcomponent {0}", pkgError.SubComponent)  
                Console.WriteLine("Timestamp    {0}", pkgError.TimeStamp)  
                Console.WriteLine("ErrorCode    {0}", pkgError.ErrorCode)  
            Next  
            ' Clear the errors and warnings collections.  
            Console.WriteLine()  
            package.Warnings.Clear()  
            Console.WriteLine("Number of warnings after clearing: {0}", package.Warnings.Count)  
            package.Errors.Clear()  
            Console.WriteLine("Number of Errors after clearing: {0}", package.Errors.Count)  
        End Sub  
    End Class  
End Namespace  

示例输出:

Package warnings count after running the package: 2

Package errors count after running the package: 3

Description The address in the From line is not formed correctly. It is missing an @ or it is not valid.

HelpContext 0

HelpFile

IDOfInterfaceWithWarning {8BDFE893-E9D8-4D23-9739-DA807BCDC2AC}

Source {1E9FF017-4E01-4AEF-8519-4D48D954D3D1}

Subcomponent Send Mail Task

Timestamp 4/13/2008 5:24:42 PM

WarningCode 0

Description Subject is empty

HelpContext 0

HelpFile

IDOfInterfaceWithWarning {8BDFE893-E9D8-4D23-9739-DA807BCDC2AC}

Source {1E9FF017-4E01-4AEF-8519-4D48D954D3D1}

Subcomponent Send Mail Task

Timestamp 4/13/2008 5:24:42 PM

WarningCode 0

Description SMTP Server not specified

HelpContext 0

HelpFile

IDOfInterfaceWithError {8BDFE893-E9D8-4D23-9739-DA807BCDC2AC}

Source {1E9FF017-4E01-4AEF-8519-4D48D954D3D1}

Subcomponent Send Mail Task

Timestamp 4/13/2008 5:24:42 PM

ErrorCode 0

Description No recipient specified

HelpContext 0

HelpFile

IDOfInterfaceWithError {8BDFE893-E9D8-4D23-9739-DA807BCDC2AC}

Source {1E9FF017-4E01-4AEF-8519-4D48D954D3D1}

Subcomponent Send Mail Task

Timestamp 4/13/2008 5:24:42 PM

ErrorCode 0

Description There were errors during task validation.

HelpContext -1073594105

HelpFile

IDOfInterfaceWithError {8BDFE889-E9D8-4D23-9739-DA807BCDC2AC}

Source {1E9FF017-4E01-4AEF-8519-4D48D954D3D1}

Subcomponent

Timestamp 4/13/2008 5:24:42 PM

ErrorCode -1073594105

Number of warnings after clearing: 0

Number of Errors after clearing: 0

适用于