public static Expression ResolveExpression(
Expression expression,
IMappingResolver resolver,
IMappingResolutionStage stage,
IMappingResolutionContext context,
UniqueIdentifierGenerator generator)
{
ArgumentUtility.CheckNotNull("expression", expression);
ArgumentUtility.CheckNotNull("resolver", resolver);
ArgumentUtility.CheckNotNull("stage", stage);
ArgumentUtility.CheckNotNull("context", context);
ArgumentUtility.CheckNotNull("generator", generator);
var entityIdentityResolver = new EntityIdentityResolver(stage, resolver, context);
var comparisonSplitter = new CompoundExpressionComparisonSplitter();
var namedExpressionCombiner = new NamedExpressionCombiner(context);
var groupAggregateSimplifier = new GroupAggregateSimplifier(stage, context);
var visitor1 = new ResolvingExpressionVisitor(
resolver, stage, context, generator, entityIdentityResolver, comparisonSplitter, namedExpressionCombiner, groupAggregateSimplifier, false);
var result1 = visitor1.Visit(expression);
var visitor2 = new ResolvingExpressionVisitor(
resolver, stage, context, generator, entityIdentityResolver, comparisonSplitter, namedExpressionCombiner, groupAggregateSimplifier, true);
var result2 = visitor2.Visit(result1);
return(result2);
}
public static Expression ResolveExpression (
Expression expression,
IMappingResolver resolver,
IMappingResolutionStage stage,
IMappingResolutionContext context,
UniqueIdentifierGenerator generator)
{
ArgumentUtility.CheckNotNull ("expression", expression);
ArgumentUtility.CheckNotNull ("resolver", resolver);
ArgumentUtility.CheckNotNull ("stage", stage);
ArgumentUtility.CheckNotNull ("context", context);
ArgumentUtility.CheckNotNull ("generator", generator);
var entityIdentityResolver = new EntityIdentityResolver (stage, resolver, context);
var comparisonSplitter = new CompoundExpressionComparisonSplitter();
var namedExpressionCombiner = new NamedExpressionCombiner (context);
var groupAggregateSimplifier = new GroupAggregateSimplifier (stage, context);
var visitor1 = new ResolvingExpressionVisitor (
resolver, stage, context, generator, entityIdentityResolver, comparisonSplitter, namedExpressionCombiner, groupAggregateSimplifier, false);
var result1 = visitor1.VisitExpression (expression);
var visitor2 = new ResolvingExpressionVisitor (
resolver, stage, context, generator, entityIdentityResolver, comparisonSplitter, namedExpressionCombiner, groupAggregateSimplifier, true);
var result2 = visitor2.VisitExpression (result1);
return result2;
}
public void SetUp ()
{
_dataInfo = new StreamedScalarValueInfo (typeof (int));
_resolvedElementExpressionReference = new SqlColumnDefinitionExpression (typeof (string), "q0", "element", false);
_resolvedSelectProjection = new NamedExpression (
null,
new AggregationExpression (typeof (int), _resolvedElementExpressionReference, AggregationModifier.Min));
_associatedGroupingSelectExpression = new SqlGroupingSelectExpression (
new NamedExpression ("key", Expression.Constant ("k")),
new NamedExpression ("element", Expression.Constant ("e")));
_resolvedJoinedGroupingSubStatement = SqlStatementModelObjectMother.CreateSqlStatement (_associatedGroupingSelectExpression);
_resolvedJoinedGroupingTable = new SqlTable (
new ResolvedJoinedGroupingTableInfo (
"q1",
_resolvedJoinedGroupingSubStatement,
_associatedGroupingSelectExpression,
"q0"), JoinSemantics.Inner);
_simplifiableResolvedSqlStatement = new SqlStatement (
_dataInfo,
_resolvedSelectProjection,
new[] { _resolvedJoinedGroupingTable },
null,
null,
new Ordering[0],
null,
false,
Expression.Constant (0),
Expression.Constant (0));
_simplifiableUnresolvedProjection = new AggregationExpression (
typeof (int),
new SqlTableReferenceExpression (_resolvedJoinedGroupingTable),
AggregationModifier.Count);
_stageMock = MockRepository.GenerateStrictMock<IMappingResolutionStage> ();
_context = new MappingResolutionContext();
_groupAggregateSimplifier = new GroupAggregateSimplifier (_stageMock, _context);
}
