RuleExpressionWalker.Validate(RuleValidation, CodeExpression, Boolean) Method

Reference

Definition

Namespace:: System.Workflow.Activities.Rules

Assembly:: System.Workflow.Activities.dll

Important

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Verifies that the expression and child nodes are configured correctly and has no errors.

public:
 static System::Workflow::Activities::Rules::RuleExpressionInfo ^ Validate(System::Workflow::Activities::Rules::RuleValidation ^ validation, System::CodeDom::CodeExpression ^ expression, bool isWritten);

public static System.Workflow.Activities.Rules.RuleExpressionInfo Validate (System.Workflow.Activities.Rules.RuleValidation validation, System.CodeDom.CodeExpression expression, bool isWritten);

static member Validate : System.Workflow.Activities.Rules.RuleValidation * System.CodeDom.CodeExpression * bool -> System.Workflow.Activities.Rules.RuleExpressionInfo

Public Shared Function Validate (validation As RuleValidation, expression As CodeExpression, isWritten As Boolean) As RuleExpressionInfo

Parameters

validation: RuleValidation

The RuleValidation to manage the validation process.

expression: CodeExpression

The CodeExpression to evaluate.

isWritten: Boolean

true if fields and properties written by a RuleAction are stored in by RuleAnalysis; otherwise, false.

Returns

RuleExpressionInfo

The RuleExpressionInfo for the CodeExpression.

Exceptions

ArgumentNullException

validation is a null reference (Nothing in Visual Basic).

InvalidOperationException

The expression is null and the errors collection on the RuleValidation object is a null reference (Nothing).

Applies to

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