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VB.NET ContractArgumentValidatorAttribute类代码示例

本文整理汇总了VB.NET中System.Diagnostics.Contracts.ContractArgumentValidatorAttribute的典型用法代码示例。如果您正苦于以下问题:VB.NET ContractArgumentValidatorAttribute类的具体用法?VB.NET ContractArgumentValidatorAttribute怎么用?VB.NET ContractArgumentValidatorAttribute使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了ContractArgumentValidatorAttribute类的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。

示例1: NotNull

Class ValidationHelper 
   Public Shared Sub NotNull(argument As Object, parameterName As String) 
      If argument Is Nothing Then 
         Throw New ArgumentNullException(parameterName, 
                                         "The parameter cannot be null.")
      End If
   End Sub
End Class

Module Example
   Public Sub Execute(value As String)
      ValidationHelper.NotNull(value, "value")
      
      ' Body of method goes here.
   End Sub
End Module
开发者ID:VB.NET开发者,项目名称:System.Diagnostics.Contracts,代码行数:16,代码来源:ContractArgumentValidatorAttribute

示例2: NotNull

' 导入命名空间
Imports System.Diagnostics.Contracts

Class ValidationHelper 
   <ContractArgumentValidator> 
   Public Shared Sub NotNull(argument As Object, parameterName As String) 
      If argument Is Nothing Then 
         Throw New ArgumentNullException(parameterName, 
                                         "The parameter cannot be null.")
         Contract.EndContractBlock()
      End If
   End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System.Diagnostics.Contracts,代码行数:13,代码来源:ContractArgumentValidatorAttribute

示例3: NotNull

' 导入命名空间
Imports System.Diagnostics.Contracts

Class ValidationHelper 
   <ContractArgumentValidator> 
   Public Shared Sub NotNull(argument As Object, parameterName As String) 
      If argument Is Nothing Then 
         Throw New ArgumentNullException(parameterName, 
                                         "The parameter cannot be null.")
         Contract.EndContractBlock()
      End If
   End Sub

   <ContractArgumentValidator>
   Public Shared Sub InRange(array() As Object, index As Integer, 
                             arrayName As String, indexName As String)
      NotNull(array, arrayName)
      
      If index < 0 Then 
         Throw New ArgumentOutOfRangeException(indexName, 
                                               "The index cannot be negative.")
      End If                                         
      If index >= array.Length Then 
         Throw New ArgumentOutOfRangeException(indexName, 
                                               "The index is outside the bounds of the array.")
      End If                                                                                              
      Contract.EndContractBlock()
   End Sub
End Class

Module Example
   Public Sub Execute(data() As Object, position As Integer)
      ValidationHelper.InRange(data, position, "data", "position")
      
      ' Body of method goes here.
   End Sub
End Module
开发者ID:VB.NET开发者,项目名称:System.Diagnostics.Contracts,代码行数:37,代码来源:ContractArgumentValidatorAttribute


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