public void Does_not_add_null_valued_criteria()
{
Criterion nullCriterion = new Criterion("A1", null, ComparisonOperator.Equal);
CriterionSet set1 = new CriterionSet();
set1.AddCriterion(nullCriterion);
Assert.That(set1.GetCriteria(), Is.EqualTo(new Criterion[] { nullCriterion }));
}
public void Can_add_criterion()
{
CriterionSet set = new CriterionSet();
Criterion criterion1 = new Criterion("A1", "V1");
Criterion criterion2 = new Criterion("A2", "V2");
set.AddCriterion(criterion1);
set.AddCriterion(criterion2);
Assert.That(set.GetCriteria(), Is.EquivalentTo(new Criterion[] { criterion1, criterion2 }));
}
public IEnumerable <T> FindAll <T>(CriterionSet criterionSet)
{
using (ISession session = GetSession())
{
var persistentObjects = new List <T>();
var criteria = session.CreateCriteria(typeof(T));
criteria.SetCacheable(true);
foreach (var criterion in criterionSet.GetCriteria())
{
ICriterion expression;
if (criterion.Operator == ComparisonOperator.GreaterThan)
{
expression = Restrictions.Gt(criterion.Attribute, criterion.Value);
}
else if (criterion.Operator == ComparisonOperator.LessThan)
{
expression = Restrictions.Lt(criterion.Attribute, criterion.Value);
}
else if (criterion.Operator == ComparisonOperator.NotEqual)
{
if (criterion.Value == null)
{
expression = Restrictions.IsNotNull(criterion.Attribute);
}
else
{
expression = Restrictions.Not(Restrictions.Eq(criterion.Attribute, criterion.Value));
}
}
else
{
if (criterion.Value == null)
{
expression = Restrictions.IsNull(criterion.Attribute);
}
else
{
expression = Restrictions.Eq(criterion.Attribute, criterion.Value);
}
}
criteria.Add(expression);
}
if (criterionSet.OrderBy != null)
{
if (criterionSet.SortOrder == SortOrder.Descending)
{
criteria.AddOrder(Order.Desc(criterionSet.OrderBy));
}
else
{
criteria.AddOrder(Order.Asc(criterionSet.OrderBy));
}
}
var list = criteria.List();
foreach (T entity in list)
{
persistentObjects.Add(entity);
}
return(persistentObjects);
}
}
