本文整理匯總了VB.NET中System.Diagnostics.Contracts.ContractArgumentValidatorAttribute類的典型用法代碼示例。如果您正苦於以下問題：VB.NET ContractArgumentValidatorAttribute類的具體用法？VB.NET ContractArgumentValidatorAttribute怎麽用？VB.NET ContractArgumentValidatorAttribute使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
在下文中一共展示了ContractArgumentValidatorAttribute類的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
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示例2: NotNull
' 導入命名空間
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示例3: NotNull
' 導入命名空間
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