/// <summary>
/// Construcs an <see cref="SpecificationQueryComponent"/> using the given <paramref name="specification"/>.
/// </summary>
/// <param name="specification">The <see cref="Specification"/>.</param>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="specification"/> is null.</exception>
public SpecificationQueryComponent(Specification specification)
{
// validate arguments
if (specification == null)
throw new ArgumentNullException("specification");
// set value
this.specification = specification;
}
/// <summary>
/// Constructs a negated <see cref="Specification"/> of the given <paramref name="specification"/>.
/// </summary>
/// <param name="specification">The <see cref="Specification"/> which to negate.</param>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="specification"/> is null.</exception>
public Negation(Specification specification)
{
// validate arguments
if (specification == null)
throw new ArgumentNullException("specification");
// set the value
this.specification = specification;
}
/// <summary>
/// Constructs a negated <see cref="Specification"/> of the given <paramref name="specification"/>.
/// </summary>
/// <param name="specification">The <see cref="Specification"/> which to negate.</param>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="specification"/> is null.</exception>
public static Specification Not(Specification specification)
{
// validate arguments
if (specification == null)
throw new ArgumentNullException("specification");
// create the specification
return new Negation(specification);
}
/// <summary>
/// Creats a <see cref="Negation"/>.
/// </summary>
/// <param name="context">The <see cref="IMansionContext"/>.</param>
/// <param name="specification">The <see cref="Specification"/> which to negate.</param>
/// <returns>Returns the created <see cref="Specification"/>.</returns>
public Specification Evaluate(IMansionContext context, Specification specification)
{
// validate arguments
if (context == null)
throw new ArgumentNullException("context");
if (specification == null)
throw new ArgumentNullException("specification");
// create the specification
return SpecificationFactory.Not(specification);
}
/// <summary>
/// Adds the given <paramref name="specification"/> to this composite specification.
/// </summary>
/// <param name="specification">The <see cref="Specification"/> which to add.</param>
/// <returns>Returns the instance to allow chaining.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="specification"/> is null.</exception>
public CompositeSpecification Add(Specification specification)
{
// validate arguments
if (specification == null)
throw new ArgumentNullException("specification");
// add to the list
components.Add(specification);
// return this to allow chaining
return this;
}
