protected virtual IQueryable <TResource> ApplyQueryLayer(QueryLayer layer)
{
_traceWriter.LogMethodStart(new { layer });
if (layer == null)
{
throw new ArgumentNullException(nameof(layer));
}
if (EntityFrameworkCoreSupport.Version.Major < 5)
{
var writer = new MemoryLeakDetectionBugRewriter();
layer = writer.Rewrite(layer);
}
IQueryable <TResource> source = GetAll();
var queryableHandlers = _constraintProviders
.SelectMany(p => p.GetConstraints())
.Where(expressionInScope => expressionInScope.Scope == null)
.Select(expressionInScope => expressionInScope.Expression)
.OfType <QueryableHandlerExpression>()
.ToArray();
foreach (var queryableHandler in queryableHandlers)
{
source = queryableHandler.Apply(source);
}
var nameFactory = new LambdaParameterNameFactory();
var builder = new QueryableBuilder(source.Expression, source.ElementType, typeof(Queryable), nameFactory, _resourceFactory, _resourceGraph, _dbContext.Model);
var expression = builder.ApplyQuery(layer);
return(source.Provider.CreateQuery <TResource>(expression));
}
protected virtual IQueryable <TResource> ApplyQueryLayer(QueryLayer layer)
{
_traceWriter.LogMethodStart(new
{
layer
});
ArgumentGuard.NotNull(layer, nameof(layer));
QueryLayer rewrittenLayer = layer;
if (EntityFrameworkCoreSupport.Version.Major < 5)
{
var writer = new MemoryLeakDetectionBugRewriter();
rewrittenLayer = writer.Rewrite(layer);
}
IQueryable <TResource> source = GetAll();
// @formatter:wrap_chained_method_calls chop_always
// @formatter:keep_existing_linebreaks true
QueryableHandlerExpression[] queryableHandlers = _constraintProviders
.SelectMany(provider => provider.GetConstraints())
.Where(expressionInScope => expressionInScope.Scope == null)
.Select(expressionInScope => expressionInScope.Expression)
.OfType <QueryableHandlerExpression>()
.ToArray();
// @formatter:keep_existing_linebreaks restore
// @formatter:wrap_chained_method_calls restore
foreach (QueryableHandlerExpression queryableHandler in queryableHandlers)
{
source = queryableHandler.Apply(source);
}
var nameFactory = new LambdaParameterNameFactory();
var builder = new QueryableBuilder(source.Expression, source.ElementType, typeof(Queryable), nameFactory, _resourceFactory, _resourceGraph,
_dbContext.Model);
Expression expression = builder.ApplyQuery(rewrittenLayer);
return(source.Provider.CreateQuery <TResource>(expression));
}
