public void Register(IMethodCallBinder binder, Func<MethodCallExpression, bool> filter, params string[] names)
{
if (names == null)
{
return;
}
foreach (var name in names)
{
List<KeyValuePair<Registration, IMethodCallBinder>> namedBinders;
if (!_binders.TryGetValue(name, out namedBinders))
{
_binders[name] = namedBinders = new List<KeyValuePair<Registration, IMethodCallBinder>>();
}
namedBinders.Add(
new KeyValuePair<Registration, IMethodCallBinder>(
new Registration(name, filter),
binder));
}
}
public void Register(IMethodCallBinder binder, params string[] names)
{
Register(binder, node => true, names);
}
protected PipelineBinderBase(TBindingContext bindingContext, IMethodCallBinder <TBindingContext> methodCallBinder)
{
_bindingContext = Ensure.IsNotNull(bindingContext, nameof(bindingContext));
_methodCallBinder = Ensure.IsNotNull(methodCallBinder, nameof(methodCallBinder));
}
public ProjectionBindingContext(IBsonSerializerRegistry serializerRegistry, IMethodCallBinder methodCallBinder)
{
_serializerRegistry = Ensure.IsNotNull(serializerRegistry, "serializerRegistry");
_methodCallBinder = Ensure.IsNotNull(methodCallBinder, "methodCallBinder");
_groupMap = new CorrelatedGroupMap();
}
static ProjectionBinder()
{
var nameBasedBinder = new NameBasedMethodCallBinder();
nameBasedBinder.Register(new AnyBinder(), "Any", "AnyAsync");
nameBasedBinder.Register(new AverageBinder(), "Average", "AverageAsync");
nameBasedBinder.Register(new CountBinder(), "Count", "CountAsync", "LongCount", "LongCountAsync");
nameBasedBinder.Register(new DistinctBinder(), node => node.Arguments.Count == 1, "Distinct");
nameBasedBinder.Register(new FirstBinder(), "First", "FirstAsync", "FirstOrDefault", "FirstOrDefaultAsync");
nameBasedBinder.Register(new CorrelatedGroupByBinder(), node =>
node.Arguments.Count == 2 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1),
"GroupBy");
nameBasedBinder.Register(new GroupByWithResultSelectorBinder(), node =>
node.Arguments.Count == 3 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1) &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[2], 2),
"GroupBy");
nameBasedBinder.Register(new MaxBinder(), "Max", "MaxAsync");
nameBasedBinder.Register(new MinBinder(), "Min", "MinAsync");
nameBasedBinder.Register(new OfTypeBinder(), "OfType");
nameBasedBinder.Register(new OrderByBinder(), node =>
node.Arguments.Count == 2 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1),
"OrderBy", "OrderByDescending", "ThenBy", "ThenByDescending");
nameBasedBinder.Register(new SelectBinder(), node =>
node.Arguments.Count == 2 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1),
"Select");
nameBasedBinder.Register(new SelectManyBinder(), node =>
node.Arguments.Count == 2 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1),
"SelectMany");
nameBasedBinder.Register(new SelectManyBinder(), node =>
node.Arguments.Count == 3 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1) &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[2], 2),
"SelectMany");
nameBasedBinder.Register(new SingleBinder(), "Single", "SingleAsync", "SingleOrDefault", "SingleOrDefaultAsync");
nameBasedBinder.Register(new SkipBinder(), "Skip");
nameBasedBinder.Register(new TakeBinder(), "Take");
nameBasedBinder.Register(new SumBinder(), "Sum", "SumAsync");
nameBasedBinder.Register(new WhereBinder(), node =>
node.Arguments.Count == 2 &&
ExtensionExpressionVisitor.IsLambda(node.Arguments[1], 1),
"Where");
__methodCallBinder = nameBasedBinder;
}
private ProjectionBinder(IBsonSerializer documentSerializer, IBsonSerializerRegistry serializerRegistry, IMethodCallBinder methodCallBinder)
{
_methodCallBinder = Ensure.IsNotNull(methodCallBinder, "methodCallBinder");
_documentSerializer = Ensure.IsNotNull(documentSerializer, "documentSerializer");
_context = new ProjectionBindingContext(
Ensure.IsNotNull(serializerRegistry, "serializerRegistry"),
_methodCallBinder);
}