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Task.Validate Method

  • 아티클

Verifies that the component is properly configured.

네임스페이스: Microsoft.SqlServer.Dts.Runtime
어셈블리: Microsoft.SqlServer.ManagedDTS (in microsoft.sqlserver.manageddts.dll)

구문

‘선언
Public Overridable Function Validate ( _
    connections As Connections, _
    variableDispenser As VariableDispenser, _
    componentEvents As IDTSComponentEvents, _
    log As IDTSLogging _
) As DTSExecResult

public virtual DTSExecResult Validate (
    Connections connections,
    VariableDispenser variableDispenser,
    IDTSComponentEvents componentEvents,
    IDTSLogging log
)

public:
virtual DTSExecResult Validate (
    Connections^ connections, 
    VariableDispenser^ variableDispenser, 
    IDTSComponentEvents^ componentEvents, 
    IDTSLogging^ log
)

public DTSExecResult Validate (
    Connections connections, 
    VariableDispenser variableDispenser, 
    IDTSComponentEvents componentEvents, 
    IDTSLogging log
)

public function Validate (
    connections : Connections, 
    variableDispenser : VariableDispenser, 
    componentEvents : IDTSComponentEvents, 
    log : IDTSLogging
) : DTSExecResult

매개 변수

  • connections
    A collection of connections used by the task.
  • log
    An object that implements the IDTSLogging interface.

반환 값

A value from the DTSExecResult enumeration.

주의

The Validate method reviews properties and settings for inaccuracies or incorrect settings. The method does not touch data, or connect to data sources to validate connections. However, it ensures that required fields are populated and contain appropriate values. The fields that are validated differ depending on what object is being validated.

The primary use of Validate is when writing a custom task. The Validate method is called by the SSIS Designer when a task is dropped onto the design surface and again, potentially multiple times, when properties are being set. However, in code, the Validate method on individual objects is not commonly used, as it is recommended that you call the Validate method on the Package when you need to validate objects. However, the method is available on individual objects should you find a unique circumstance where it is needed.

The Validate method is overridden in custom tasks, either for validation of the object when used in the SSIS Designer, or when called by code. For more information on writing the Validate method for a custom task, see Coding a Custom Task.

예

The following code example shows how to validate objects using the Validate method of the Package object.

DTSExecResult myresult = pkg.Validate(myPkgConnections, myPkgVariables, myIDTSEvents, myIDTSLogging);

Dim myresult As DTSExecResult =  pkg.Validate(myPkgConnections,myPkgVariables,myIDTSEvents, myIDTSLogging)

스레드 보안

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.

플랫폼

개발 플랫폼

지원되는 플랫폼 목록은 SQL Server 2005 설치를 위한 하드웨어 및 소프트웨어 요구 사항을 참조하십시오.

대상 플랫폼

지원되는 플랫폼 목록은 SQL Server 2005 설치를 위한 하드웨어 및 소프트웨어 요구 사항을 참조하십시오.

참고 항목

참조

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