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Validate 메서드

Verifies that the Exec80PackageTask is properly configured.

네임스페이스:  Microsoft.SqlServer.Dts.Tasks.Exec80PackageTask
어셈블리:  Microsoft.SqlServer.Exec80PackageTask(Microsoft.SqlServer.Exec80PackageTask.dll)

구문

‘선언
Public Overrides Function Validate ( _
    connections As Connections, _
    variableDispenser As VariableDispenser, _
    events As IDTSComponentEvents, _
    log As IDTSLogging _
) As DTSExecResult
‘사용 방법
Dim instance As Exec80PackageTask
Dim connections As Connections
Dim variableDispenser As VariableDispenser
Dim events As IDTSComponentEvents
Dim log As IDTSLogging
Dim returnValue As DTSExecResult

returnValue = instance.Validate(connections, _
    variableDispenser, events, log)

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

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

abstract Validate : 
        connections:Connections * 
        variableDispenser:VariableDispenser * 
        events:IDTSComponentEvents * 
        log:IDTSLogging -> DTSExecResult 
override Validate : 
        connections:Connections * 
        variableDispenser:VariableDispenser * 
        events:IDTSComponentEvents * 
        log:IDTSLogging -> DTSExecResult 

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

매개 변수

반환 값

유형: Microsoft.SqlServer.Dts.Runtime. . :: . .DTSExecResult
A DTSExecResult value that indicates the outcome of the validation.

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 사용자 지정 태스크 코딩.

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)