private object TranslateInternal(LinqExpression expression)
{
Visit(expression); //ensure criteria
var visitor = new RootVisitor(rootCriteria, session, true);
visitor.Visit(expression);
return visitor.Results;
}
private object TranslateInternal(LinqExpression expression)
{
Visit(expression); //ensure criteria
var visitor = new RootVisitor(rootCriteria, session, true);
visitor.Visit(expression);
return(visitor.Results);
}
public virtual object Translate(LinqExpression expression, QueryOptions queryOptions)
{
this.rootCriteria = null;
this.options = queryOptions;
Visit(expression); //ensure criteria
var visitor = new RootVisitor(rootCriteria, session, true);
visitor.Visit(expression);
return visitor.Results;
}
private object TranslateInternal(LinqExpression expression)
{
try
{
Visit(expression); //ensure criteria
var visitor = new RootVisitor(rootCriteria, session, true);
visitor.Visit(expression);
if (_Log.IsDebugEnabled)
_Log.DebugFormat("Translated Criteria: {0}", rootCriteria.ToString());
return visitor.Results;
}
catch (Exception ex)
{
var tmp = rootCriteria != null ? rootCriteria.ToString() : "{null}";
_Log.ErrorFormat("Linq translation failed, current criteria: {0}", tmp);
throw;
}
}
protected override Expression VisitMethodCall(MethodCallExpression expr)
{
Type = BinaryCriterionType.Criteria;
//TODO: don't hardcode this alias 'sub'
Criteria = DetachedCriteria.ForEntityName(rootCriteria.GetEntityOrClassName(), "sub");
EntityExpression rootEntity = EntityExpressionVisitor.RootEntity(expr);
if (rootEntity != null)
{
string identifierName = rootEntity.MetaData.IdentifierPropertyName;
Criteria.Add(Restrictions.EqProperty(rootCriteria.Alias + "." + identifierName, "sub." + identifierName));
}
var visitor = new RootVisitor(Criteria.Adapt(session), session, false);
visitor.Visit(expr);
return(expr);
}
protected override Expression VisitMethodCall(MethodCallExpression expr)
{
Type = BinaryCriterionType.Criteria;
//TODO: don't hardcode this alias 'sub'
Criteria = DetachedCriteria.ForEntityName(rootCriteria.GetEntityOrClassName(), "sub");
EntityExpression rootEntity = EntityExpressionVisitor.RootEntity(expr);
if (rootEntity != null)
{
string identifierName = rootEntity.MetaData.IdentifierPropertyName;
Criteria.Add(Restrictions.EqProperty(rootCriteria.Alias + "." + identifierName, "sub." + identifierName));
}
var visitor = new RootVisitor(Criteria.Adapt(session), session, false);
visitor.Visit(expr);
return expr;
}
