public OeEntryFactory CreateEntryFactory(Type entityType, IEdmEntitySetBase entitySet, Type sourceType)
{
ParameterExpression parameter = Expression.Parameter(typeof(Object));
IReadOnlyList <MemberExpression> itemExpressions = OeExpressionHelper.GetPropertyExpression(Expression.Convert(parameter, sourceType));
OeEntryFactory entryFactory;
List <OeEntryFactory> navigationLinks = GetNavigationLinks(itemExpressions, parameter);
if (_pathSelect)
{
var accessors = new List <OePropertyAccessor>(_selectItemInfos.Count);
for (int i = 0; i < _selectItemInfos.Count; i++)
{
SelectItemInfo info = _selectItemInfos[i];
if (info.EdmProperty is IEdmStructuralProperty)
{
accessors.Add(OePropertyAccessor.CreatePropertyAccessor(info.EdmProperty, itemExpressions[i], parameter));
}
}
entryFactory = OeEntryFactory.CreateEntryFactoryParent(entitySet, accessors.ToArray(), navigationLinks);
}
else
{
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(entityType, entitySet);
entryFactory = OeEntryFactory.CreateEntryFactoryParent(entitySet, accessors, navigationLinks);
entryFactory.LinkAccessor = (Func <Object, Object>)Expression.Lambda(itemExpressions[0], parameter).Compile();
}
return(entryFactory);
}
private List <OeEntryFactory> GetNavigationLinks(IReadOnlyList <MemberExpression> itemExpressions, ParameterExpression parameter)
{
var navigationLinks = new List <OeEntryFactory>(_selectItemInfos.Count);
for (int i = 0; i < _selectItemInfos.Count; i++)
{
SelectItemInfo itemInfo = _selectItemInfos[i];
if (itemInfo.EdmProperty is IEdmNavigationProperty)
{
MemberExpression expression = itemExpressions[_pathSelect ? i : i + 1];
OeEntryFactory entryFactory;
if (itemInfo.EntryFactory == null)
{
Type type = expression.Type;
if (itemInfo.ResourceInfo.IsCollection.GetValueOrDefault())
{
type = OeExpressionHelper.GetCollectionItemType(type);
}
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(type, itemInfo.EntitySet);
entryFactory = OeEntryFactory.CreateEntryFactoryChild(itemInfo.EntitySet, accessors, itemInfo.ResourceInfo);
entryFactory.CountOption = itemInfo.CountOption;
}
else
{
entryFactory = itemInfo.EntryFactory;
}
entryFactory.LinkAccessor = (Func <Object, Object>)Expression.Lambda(expression, parameter).Compile();
navigationLinks.Add(entryFactory);
}
}
return(navigationLinks);
}
private OeEntryFactory CreateEntryFactoryFromTuple(IEdmModel edmModel, OeEntryFactory?parentEntryFactory, OePropertyAccessor[] skipTokenAccessors)
{
OePropertyAccessor[] accessors = _allAccessors;
if (IsTuple)
{
OePropertyAccessor[] propertyAccessors = OePropertyAccessor.CreateFromType(edmModel.GetClrType(EntitySet), EntitySet);
accessors = new OePropertyAccessor[_allAccessors.Length];
for (int i = 0; i < accessors.Length; i++)
{
OePropertyAccessor accessor = Array.Find(propertyAccessors, pa => pa.EdmProperty == _allAccessors[i].EdmProperty);
if (Array.IndexOf(Accessors, _allAccessors[i]) == -1)
{
var convertExpression = (UnaryExpression)accessor.PropertyExpression.Expression;
var parameterExpression = (ParameterExpression)convertExpression.Operand;
accessor = OePropertyAccessor.CreatePropertyAccessor(accessor.EdmProperty, accessor.PropertyExpression, parameterExpression, true);
}
accessors[i] = accessor;
}
}
var navigationLinks = new OeEntryFactory[NavigationLinks.Count];
for (int i = 0; i < NavigationLinks.Count; i++)
{
navigationLinks[i] = NavigationLinks[i].CreateEntryFactoryFromTuple(edmModel, this, Array.Empty <OePropertyAccessor>());
}
OeEntryFactoryOptions options;
if (parentEntryFactory == null)
{
options = new OeEntryFactoryOptions()
{
Accessors = accessors,
EntitySet = EntitySet,
NavigationLinks = navigationLinks,
SkipTokenAccessors = skipTokenAccessors,
};
return(new OeEntryFactory(ref options));
}
ParameterExpression parameter = Expression.Parameter(typeof(Object));
UnaryExpression typedParameter = Expression.Convert(parameter, edmModel.GetClrType(parentEntryFactory.EntitySet));
MemberExpression navigationPropertyExpression = Expression.Property(typedParameter, EdmNavigationProperty.Name);
LambdaExpression linkAccessor = Expression.Lambda(navigationPropertyExpression, parameter);
options = new OeEntryFactoryOptions()
{
Accessors = accessors,
EdmNavigationProperty = EdmNavigationProperty,
EntitySet = EntitySet,
LinkAccessor = linkAccessor,
NavigationLinks = navigationLinks,
NavigationSelectItem = NavigationSelectItem,
SkipTokenAccessors = skipTokenAccessors,
};
return(new OeEntryFactory(ref options));
}
public OeEntryFactory CreateEntryFactory(IEdmEntitySet entitySet)
{
if (_entryFactoryFactory != null)
{
return(_entryFactoryFactory(entitySet, ParameterType));
}
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(ParameterType, entitySet);
return(OeEntryFactory.CreateEntryFactory(entitySet, accessors));
}
public OeQueryContext CreateQueryContext(ODataUri odataUri, IEdmEntitySet entitySet, OeMetadataLevel metadataLevel)
{
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(_edmModel.GetClrType(entitySet), entitySet);
Db.OeEntitySetAdapter entitySetAdapter = _dataAdapter.EntitySetAdapters.Find(entitySet);
return(new OeQueryContext(_edmModel, odataUri, entitySetAdapter)
{
EntryFactory = new OeEntryFactory(entitySet, accessors, null),
MetadataLevel = metadataLevel
});
}
public OeEntryFactory CreateEntryFactory(Type entityType, IEdmEntitySet entitySet, Type sourceType)
{
OePropertyAccessor[] accessors;
if (_aggProperties.Count == 0)
{
accessors = OePropertyAccessor.CreateFromType(entityType, entitySet);
}
else
{
accessors = OePropertyAccessor.CreateFromTuple(sourceType, _aggProperties, 0);
}
return(OeEntryFactory.CreateEntryFactory(entitySet, accessors));
}
public OeEntryFactory CreateEntryFactory(Type entityType, IEdmEntitySet entitySet, Type sourceType)
{
OePropertyAccessor[] accessors;
if (_aggProperties.Count == 0)
{
accessors = OePropertyAccessor.CreateFromType(entityType, entitySet);
}
else
{
int groupIndex = _aggProperties.FindIndex(a => a.IsGroup);
accessors = OePropertyAccessor.CreateFromTuple(sourceType, _aggProperties, groupIndex);
}
return(OeEntryFactory.CreateEntryFactory(entitySet, accessors));
}
public OeQueryContext CreateQueryContext(ODataUri odataUri, OeMetadataLevel metadataLevel)
{
var importSegment = (OperationImportSegment)odataUri.Path.FirstSegment;
IEdmEntitySet entitySet = OeOperationHelper.GetEntitySet(importSegment.OperationImports.Single());
if (entitySet == null)
return null;
Type clrType = _edmModel.GetClrType(entitySet.EntityType());
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(clrType, entitySet);
Db.OeEntitySetAdapter entitySetAdapter = _dataAdapter.EntitySetAdapters.Find(entitySet);
return new OeQueryContext(_edmModel, odataUri, null, false, 0, false, metadataLevel, entitySetAdapter)
{
EntryFactory = OeEntryFactory.CreateEntryFactory(entitySet, accessors),
};
}
public OeQueryContext CreateQueryContext(ODataUri odataUri, OeMetadataLevel metadataLevel)
{
var importSegment = (OperationImportSegment)odataUri.Path.FirstSegment;
IEdmEntitySet entitySet = OeOperationHelper.GetEntitySet(importSegment.OperationImports.Single());
if (entitySet == null)
{
return(null);
}
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(_edmModel.GetClrType(entitySet), entitySet);
Db.OeEntitySetAdapter entitySetAdapter = _dataAdapter.EntitySetAdapters.Find(entitySet);
return(new OeQueryContext(_edmModel, odataUri, entitySetAdapter)
{
EntryFactory = new OeEntryFactory(entitySet, accessors, Array.Empty <OePropertyAccessor>()),
MetadataLevel = metadataLevel
});
}
private OeEntryFactory CreateEntryFactory(OeExpressionBuilder expressionBuilder)
{
IEdmEntitySet entitySet;
if (ODataUri.Path.LastSegment is OperationSegment)
{
entitySet = OeOperationHelper.GetEntitySet(ODataUri.Path);
Type clrEntityType = EdmModel.GetClrType(entitySet.EntityType());
OePropertyAccessor[] accessors = OePropertyAccessor.CreateFromType(clrEntityType, entitySet);
return(OeEntryFactory.CreateEntryFactory(entitySet, accessors));
}
entitySet = OeParseNavigationSegment.GetEntitySet(ParseNavigationSegments);
if (entitySet == null)
{
entitySet = OeEdmClrHelper.GetEntitySet(EdmModel, EntitySetAdapter.EntitySetName);
}
return(expressionBuilder.CreateEntryFactory(entitySet));
}
protected OePropertyAccessor[] GetAccessorsFromTuple(IEdmModel edmModel)
{
OePropertyAccessor[] accessors = _allAccessors;
if (IsTuple)
{
OePropertyAccessor[] propertyAccessors = OePropertyAccessor.CreateFromType(edmModel.GetClrType(EntitySet), EntitySet);
accessors = new OePropertyAccessor[_allAccessors.Length];
for (int i = 0; i < accessors.Length; i++)
{
OePropertyAccessor accessor = Array.Find(propertyAccessors, pa => pa.EdmProperty == _allAccessors[i].EdmProperty);
if (Array.IndexOf(Accessors, _allAccessors[i]) == -1)
{
var convertExpression = (UnaryExpression)accessor.PropertyExpression.Expression;
var parameterExpression = (ParameterExpression)convertExpression.Operand;
accessor = OePropertyAccessor.CreatePropertyAccessor(accessor.EdmProperty, accessor.PropertyExpression, parameterExpression, true);
}
accessors[i] = accessor;
}
}
return(accessors);
}
private OeEntryFactory CreateEntryFactoryFromTuple(OeEntryFactory parentEntryFactory)
{
OePropertyAccessor[] accessors = _allAccessors;
if (IsTuple)
{
accessors = new OePropertyAccessor[_allAccessors.Length];
OePropertyAccessor[] propertyAccessors = OePropertyAccessor.CreateFromType(ClrEntityType, EntitySet);
for (int i = 0; i < accessors.Length; i++)
{
OePropertyAccessor accessor = Array.Find(propertyAccessors, pa => pa.EdmProperty == _allAccessors[i].EdmProperty);
if (Array.IndexOf(Accessors, _allAccessors[i]) == -1)
{
var convertExpression = (UnaryExpression)accessor.PropertyExpression.Expression;
var parameterExpression = (ParameterExpression)convertExpression.Operand;
accessor = OePropertyAccessor.CreatePropertyAccessor(accessor.EdmProperty, accessor.PropertyExpression, parameterExpression, true);
}
accessors[i] = accessor;
}
}
var navigationLinks = new OeEntryFactory[NavigationLinks.Count];
for (int i = 0; i < NavigationLinks.Count; i++)
{
navigationLinks[i] = NavigationLinks[i].CreateEntryFactoryFromTuple(this);
}
if (parentEntryFactory == null)
{
return(OeEntryFactory.CreateEntryFactoryParent(ClrEntityType, EntitySet, accessors, navigationLinks, null));
}
ParameterExpression parameter = Expression.Parameter(typeof(Object));
UnaryExpression typedParameter = Expression.Convert(parameter, parentEntryFactory.ClrEntityType);
MemberExpression navigationPropertyExpression = Expression.Property(typedParameter, ResourceInfo.Name);
LambdaExpression linkAccessor = Expression.Lambda(navigationPropertyExpression, parameter);
return(OeEntryFactory.CreateEntryFactoryNested(ClrEntityType, EntitySet, accessors, navigationLinks, linkAccessor, ResourceInfo));
}
