public void Process(SkipResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
NamedParameter parameterName;
if (queryModelVisitor.VisitorParameters.ConstantToParameterMap.TryGetValue(resultOperator.Count as ConstantExpression, out parameterName))
{
tree.AddAdditionalCriteria((q, p) => q.SetFirstResult((int)p[parameterName.Name].First));
}
else
{
tree.AddAdditionalCriteria((q, p) => q.SetFirstResult(resultOperator.GetConstantCount()));
}
}
public void Process(TakeResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
NamedParameter parameterName;
// TODO - very similar to ProcessSkip, plus want to investigate the scenario in the "else"
// clause to see if it is valid
if (queryModelVisitor.VisitorParameters.ConstantToParameterMap.TryGetValue(resultOperator.Count as ConstantExpression, out parameterName))
{
tree.AddAdditionalCriteria((q, p) => q.SetMaxResults((int)p[parameterName.Name].First));
}
else
{
tree.AddAdditionalCriteria((q, p) => q.SetMaxResults(resultOperator.GetConstantCount()));
}
}
public void Process(FirstResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
var firstMethod = resultOperator.ReturnDefaultWhenEmpty
? ReflectionHelper.GetMethodDefinition(() => Queryable.FirstOrDefault <object>(null))
: ReflectionHelper.GetMethodDefinition(() => Queryable.First <object>(null));
AddClientSideEval(firstMethod, queryModelVisitor, tree);
tree.AddAdditionalCriteria((q, p) => q.SetMaxResults(1));
}
public void Process(LockResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
var parameters = queryModelVisitor.VisitorParameters;
switch (resultOperator.ParseInfo.ParsedExpression.Method.Name)
{
case "Lock":
NamedParameter parameterName;
queryModelVisitor.VisitorParameters.ConstantToParameterMap.TryGetValue(resultOperator.Data,
out parameterName);
if (parameterName != null)
{
tree.AddAdditionalCriteria((q, p) => q.SetLockMode(null, (LockMode)p[parameterName.Name].Item1));
}
else
{
tree.AddAdditionalCriteria((q, p) => q.SetLockMode(null, (LockMode)resultOperator.Data.Value));
}
break;
}
}
public void Process(OptionsResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
queryModelVisitor.VisitorParameters.ConstantToParameterMap.TryGetValue(resultOperator.SetOptions,
out NamedParameter parameterName);
if (parameterName != null)
{
tree.AddAdditionalCriteria(
(q, p) => setOptions(q, (Action <IQueryableOptions>)p[parameterName.Name].Item1));
}
else
{
tree.AddAdditionalCriteria(
(q, p) => setOptions(q, (Action <IQueryableOptions>)resultOperator.SetOptions.Value));
}
void setOptions(IQuery query, Action <IQueryableOptions> set)
{
var options = new NhQueryableOptions();
set(options);
if (options.Timeout.HasValue)
{
query.SetTimeout(options.Timeout.Value);
}
if (options.Cacheable.HasValue)
{
query.SetCacheable(options.Cacheable.Value);
}
if (options.CacheMode.HasValue)
{
query.SetCacheMode(options.CacheMode.Value);
}
if (options.CacheRegion != null)
{
query.SetCacheRegion(options.CacheRegion);
}
}
}
public void Process(CacheableResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
NamedParameter parameterName;
switch (resultOperator.ParseInfo.ParsedExpression.Method.Name)
{
case "Cacheable":
tree.AddAdditionalCriteria((q, p) => q.SetCacheable(true));
break;
case "CacheMode":
queryModelVisitor.VisitorParameters.ConstantToParameterMap.TryGetValue(resultOperator.Data,
out parameterName);
if (parameterName != null)
{
tree.AddAdditionalCriteria((q, p) => q.SetCacheMode((CacheMode)p[parameterName.Name].First));
}
else
{
tree.AddAdditionalCriteria((q, p) => q.SetCacheMode((CacheMode)resultOperator.Data.Value));
}
break;
case "CacheRegion":
queryModelVisitor.VisitorParameters.ConstantToParameterMap.TryGetValue(resultOperator.Data,
out parameterName);
if (parameterName != null)
{
tree.AddAdditionalCriteria((q, p) => q.SetCacheRegion((string)p[parameterName.Name].First));
}
else
{
tree.AddAdditionalCriteria((q, p) => q.SetCacheRegion((string)resultOperator.Data.Value));
}
break;
}
}
public void Process(OptionResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
tree.AddAdditionalCriteria((q, p) => q.SetOption((string)resultOperator.Option.Value));
}
public void Process(LockResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
var alias = queryModelVisitor.VisitorParameters.QuerySourceNamer.GetName(resultOperator.QuerySource);
tree.AddAdditionalCriteria((q, p) => q.SetLockMode(alias, (LockMode)resultOperator.LockMode.Value));
}
public void Process(TimeoutResultOperator resultOperator, QueryModelVisitor queryModelVisitor, IntermediateHqlTree tree)
{
tree.AddAdditionalCriteria((q, p) => q.SetTimeout((int)resultOperator.Timeout.Value));
}
