WithExceptionOnFailure(TException) Method

CuttingEdge.Conditions

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Returns a new AlternativeExceptionCondition that allows you to specify the exception type that has to be thrown in case a a validation fails.

Namespace: CuttingEdge.Conditions
Assembly: CuttingEdge.Conditions (in CuttingEdge.Conditions.dll)

Syntax

Visual Basic (Declaration)
Public Shared Function WithExceptionOnFailure(Of TException As Exception) As AlternativeExceptionCondition

C#
public static AlternativeExceptionCondition WithExceptionOnFailure<TException>() where TException : Exception

Visual C++
public: generic<typename TException> where TException : Exception static AlternativeExceptionCondition^ WithExceptionOnFailure()

JavaScript
JavaScript does not support generic types or methods.

Type Parameters

TException: The type of the exception to throw.

Return Value

A new AlternativeExceptionCondition.

Examples

The following example shows how to use the WithExceptionOnFailure method.

	Copy Code
using CuttingEdge.Conditions; public class Point { private readonly int x; private readonly int y; public Point(int x, int y) { // Throws an InvalidOperationException when x is less than 0 Condition.WithExceptionOnFailure<InvalidOperationException>().Requires(x, "x") .IsGreaterOrEqual(0) .IsLessThan(100); this.x = x; this.y = y; } public int X { get { return this.x; } } public int Y { get { return this.y; } } }

Copy Code

  using CuttingEdge.Conditions;

  public class Point
  {
      private readonly int x;
      private readonly int y;

      public Point(int x, int y)
      {
          // Throws an InvalidOperationException when x is less than 0
          Condition.WithExceptionOnFailure<InvalidOperationException>().Requires(x, "x")
              .IsGreaterOrEqual(0)
              .IsLessThan(100);

          this.x = x;
          this.y = y;
      }

      public int X { get { return this.x; } }
      public int Y { get { return this.y; } }
  }

See the ConditionValidator<(Of <(T>)>) class for more code examples.

Exceptions

Exception	Condition
System..::.ArgumentException	Thrown when the supplied TException is abstract or does not contain a public constructor with a single parameter of type String.