RuleExpressionWalker.AnalyzeUsage 方法
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
标识表达式使用的字段和属性,并将这些字段作为符号添加到 RuleAnalysis 实例。
public:
static void AnalyzeUsage(System::Workflow::Activities::Rules::RuleAnalysis ^ analysis, System::CodeDom::CodeExpression ^ expression, bool isRead, bool isWritten, System::Workflow::Activities::Rules::RulePathQualifier ^ qualifier);
public static void AnalyzeUsage(System.Workflow.Activities.Rules.RuleAnalysis analysis, System.CodeDom.CodeExpression expression, bool isRead, bool isWritten, System.Workflow.Activities.Rules.RulePathQualifier qualifier);
static member AnalyzeUsage : System.Workflow.Activities.Rules.RuleAnalysis * System.CodeDom.CodeExpression * bool * bool * System.Workflow.Activities.Rules.RulePathQualifier -> unit
Public Shared Sub AnalyzeUsage (analysis As RuleAnalysis, expression As CodeExpression, isRead As Boolean, isWritten As Boolean, qualifier As RulePathQualifier)
参数
- analysis
- RuleAnalysis
RuleAnalysis存储表示规则条件和操作使用的属性和字段的符号的实例。
- expression
- CodeExpression
正在执行的表达式。
- isRead
- Boolean
- isWritten
- Boolean
- qualifier
- RulePathQualifier
确定到此点的字段或属性的路径。
例外
analysis是空引用(Visual Basic 中的 Nothing)。