/// <summary>
/// Renders the list entity object description.
/// </summary>
/// <param name="listMetaClass">The list meta class.</param>
/// <param name="item">The item.</param>
/// <returns></returns>
private string RenderListEntityObjectDescription(MetaClass listMetaClass, EntityObject item)
{
StringBuilder sb = new StringBuilder();
sb.Append("<table cellpadding='5'>");
foreach (string fieldName in this.CurrentProfile.FieldSet)
{
if (listMetaClass.Fields.Contains(fieldName))
{
BaseEntityType ctrl = (BaseEntityType)GetColumn(this.Page, listMetaClass.Fields[fieldName]);
ctrl.DataItem = item;
ctrl.FieldName = fieldName;
ctrl.DataBind();
StringBuilder sb2 = new StringBuilder();
StringWriter tw = new StringWriter(sb2);
HtmlTextWriter hw = new HtmlTextWriter(tw);
ctrl.RenderControl(hw);
if (item.Properties.Contains(fieldName))
{
sb.AppendFormat("<tr><td><b>{0}:</b></td><td>{1}</td></tr>", listMetaClass.Fields[fieldName].FriendlyName,
sb2.ToString());
}
}
}
sb.Append("</table>");
//sb.Append("TODO: Description Here");
return(sb.ToString());
}
public IEnumerable <IPropertyMetadata> GetAllProperties()
{
if (BaseEntityType == null)
{
return(GetDirectProperties());
}
return(BaseEntityType.GetAllProperties().Union(GetDirectProperties()));
}
/// <summary>
/// 获取指定基类实体的属性字典
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public List <PropertyEntity> Get(BaseEntityType type)
{
switch (type)
{
case BaseEntityType.EntityBaseString:
return(GetEntityBaseProperties(PropertyType.String));
}
return(new List <PropertyEntity>());
}
/// <summary>
/// 获取指定基类实体的属性字典
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public List <PropertyEntity> Get(BaseEntityType type)
{
switch (type)
{
case BaseEntityType.EntityInt:
return(GetEntityProperties(PropertyType.Int));
case BaseEntityType.EntityLong:
return(GetEntityProperties(PropertyType.Long));
case BaseEntityType.EntityGuid:
return(GetEntityProperties(PropertyType.Guid));
case BaseEntityType.EntityString:
return(GetEntityProperties(PropertyType.String));
case BaseEntityType.EntityBaseInt:
return(GetEntityBaseProperties(PropertyType.Int));
case BaseEntityType.EntityBaseLong:
return(GetEntityBaseProperties(PropertyType.Long));
case BaseEntityType.EntityBaseGuid:
return(GetEntityBaseProperties(PropertyType.Guid));
case BaseEntityType.EntityBaseString:
return(GetEntityBaseProperties(PropertyType.String));
case BaseEntityType.EntityWithSoftDeleteInt:
return(GetEntityWithSoftDeleteProperties(PropertyType.Int));
case BaseEntityType.EntityWithSoftDeleteLong:
return(GetEntityWithSoftDeleteProperties(PropertyType.Long));
case BaseEntityType.EntityWithSoftDeleteGuid:
return(GetEntityWithSoftDeleteProperties(PropertyType.Guid));
case BaseEntityType.EntityWithSoftDeleteString:
return(GetEntityWithSoftDeleteProperties(PropertyType.String));
case BaseEntityType.EntityBaseWithSoftDeleteInt:
return(GetEntityBaseWithSoftDeleteProperties(PropertyType.Int));
case BaseEntityType.EntityBaseWithSoftDeleteLong:
return(GetEntityBaseWithSoftDeleteProperties(PropertyType.Long));
case BaseEntityType.EntityBaseWithSoftDeleteGuid:
return(GetEntityBaseWithSoftDeleteProperties(PropertyType.Guid));
case BaseEntityType.EntityBaseWithSoftDeleteString:
return(GetEntityBaseWithSoftDeleteProperties(PropertyType.String));
}
return(new List <PropertyEntity>());
}
public IPropertyMetadata GetProperty(string propertyName)
{
if (_properties.TryGetValue(propertyName, out var prop))
{
return(prop);
}
if (BaseEntityType == null)
{
return(null);
}
return(BaseEntityType.GetProperty(propertyName));
}
/// <summary>
/// 是否包含属性
/// </summary>
/// <param name="propertyName">属性名</param>
/// <returns>是否</returns>
public bool ContainsProperty(string propertyName)
{
if (_properties.Contains(propertyName))
{
return(true);
}
else
{
if (!string.IsNullOrEmpty(_baseEntityName))
{
return(BaseEntityType.ContainsProperty(propertyName));
}
return(false);
}
}
private void baseEntityComboBox_SelectedIndexChanged(object sender, EventArgs e)
{
derivedEntityComboBox.Items.Clear();
foreach (var entityType in _entityTypes)
{
if (entityType != BaseEntityType &&
entityType.BaseType.Target == null)
{
if (BaseEntityType == null ||
(BaseEntityType != null && !BaseEntityType.IsDerivedFrom(entityType)))
{
derivedEntityComboBox.Items.Add(entityType);
}
}
}
if (derivedEntityComboBox.Items.Count > 0)
{
derivedEntityComboBox.SelectedIndex = 0;
}
CheckOkButtonEnabled();
}
public DynPropertyConfiguration GetProperty(string propertyName)
{
if (_properties.Contains(propertyName))
{
return(_properties[propertyName]);
}
else
{
if (!string.IsNullOrEmpty(_baseEntityName) && BaseEntityType != null)
{
DynPropertyConfiguration inheritedProperty = BaseEntityType.GetProperty(propertyName);
inheritedProperty.IsInherited = true;
if (inheritedProperty.InheritEntityMappingName == null)
{
inheritedProperty.InheritEntityMappingName = BaseEntityType.Name;
}
return(inheritedProperty);
}
throw new ApplicationException("当前类或基类没有名称为" + propertyName + "的属性！");
}
}
public DynPropertyConfigurationCollection GetProperties()
{
DynPropertyConfigurationCollection properties = new DynPropertyConfigurationCollection(this);
properties.AddRange(_properties);
if (!string.IsNullOrEmpty(_baseEntityName) && BaseEntityType != null)
{
DynPropertyConfigurationCollection inheritedProperties = BaseEntityType.GetProperties();
foreach (DynPropertyConfiguration inheritedProperty in inheritedProperties)
{
inheritedProperty.IsInherited = true;
if (inheritedProperty.InheritEntityMappingName == null)
{
inheritedProperty.InheritEntityMappingName = BaseEntityType.Name;
}
}
properties.AddRange(inheritedProperties);
}
return(properties);
}
/// <summary>Materializes the specified <paramref name="entry"/>.</summary>
/// <param name="entry">Entry with object to materialize.</param>
/// <param name="includeLinks">Whether links that are expanded for navigation property should be materialized.</param>
/// <remarks>This is a payload-driven materialization process.</remarks>
private void MaterializeResolvedEntry(MaterializerEntry entry, bool includeLinks)
{
Debug.Assert(entry.Entry != null, "entry != null");
Debug.Assert(entry.ResolvedObject != null, "entry.ResolvedObject != null -- otherwise not resolved/created!");
ClientTypeAnnotation actualType = entry.ActualType;
// While materializing entities, we need to make sure the payload that came in the wire is also an entity.
// Otherwise we need to fail.
// This is a breaking change from V1/V2 where we allowed materialization of entities into non-entities and vice versa
if (!actualType.IsStructuredType)
{
throw DSClient.Error.InvalidOperation(DSClient.Strings.AtomMaterializer_InvalidNonEntityType(actualType.ElementTypeName));
}
// Note that even if ShouldUpdateFromPayload is false, we will still be creating
// nested instances (but not their links), so they show up in the data context
// entries. This keeps this code compatible with V1 behavior.
this.MaterializeDataValues(actualType, entry.Properties, this.MaterializerContext.UndeclaredPropertyBehavior);
if (entry.NestedResourceInfos?.Any() == true)
{
foreach (ODataNestedResourceInfo link in entry.NestedResourceInfos)
{
var prop = actualType.GetProperty(link.Name, UndeclaredPropertyBehavior.Support);
if (prop != null)
{
ValidatePropertyMatch(prop, link, this.MaterializerContext.Model, true /*performEntityCheck*/);
}
}
foreach (ODataNestedResourceInfo link in entry.NestedResourceInfos)
{
MaterializerNavigationLink linkState = MaterializerNavigationLink.GetLink(link);
if (linkState == null)
{
continue;
}
var prop = actualType.GetProperty(link.Name, this.MaterializerContext.UndeclaredPropertyBehavior);
if (prop == null)
{
if (entry.ShouldUpdateFromPayload)
{
this.MaterializeDynamicProperty(entry, link);
}
continue;
}
// includeLinks is for Navigation property, so we should handle complex property when includeLinks equals false;
if (!includeLinks && (prop.IsEntityCollection || prop.EntityCollectionItemType != null))
{
continue;
}
if (linkState.Feed != null)
{
this.ApplyFeedToCollection(entry, prop, linkState.Feed, includeLinks);
}
else if (linkState.Entry != null)
{
MaterializerEntry linkEntry = linkState.Entry;
if (linkEntry.Entry != null)
{
this.Materialize(linkEntry, prop.PropertyType, includeLinks);
}
if (entry.ShouldUpdateFromPayload)
{
prop.SetValue(entry.ResolvedObject, linkEntry.ResolvedObject, link.Name, true /* allowAdd? */);
if (!this.MaterializerContext.Context.DisableInstanceAnnotationMaterialization && linkEntry.ShouldUpdateFromPayload)
{
// Apply instance annotation for navigation property
this.InstanceAnnotationMaterializationPolicy.SetInstanceAnnotations(
prop.PropertyName, linkEntry.Entry, entry.ActualType.ElementType, entry.ResolvedObject);
// Apply instance annotation for entity of the navigation property
this.InstanceAnnotationMaterializationPolicy.SetInstanceAnnotations(linkEntry.Entry, linkEntry.ResolvedObject);
}
this.EntityTrackingAdapter.MaterializationLog.SetLink(entry, prop.PropertyName, linkEntry.ResolvedObject);
}
}
}
}
foreach (var e in entry.Properties)
{
if (e.Value is ODataStreamReferenceValue)
{
continue;
}
var prop = actualType.GetProperty(e.Name, this.MaterializerContext.UndeclaredPropertyBehavior);
if (prop == null)
{
if (entry.ShouldUpdateFromPayload)
{
this.MaterializeDynamicProperty(e, entry.ResolvedObject);
}
continue;
}
if (entry.ShouldUpdateFromPayload)
{
ValidatePropertyMatch(prop, e, this.MaterializerContext.Model, true /*performEntityCheck*/);
this.ApplyDataValue(actualType, e, entry.ResolvedObject);
}
}
// apply link values if present
ApplyLinkProperties(actualType, entry);
Debug.Assert(entry.ResolvedObject != null, "entry.ResolvedObject != null -- otherwise we didn't do any useful work");
BaseEntityType entity = entry.ResolvedObject as BaseEntityType;
if (entity != null)
{
entity.Context = this.EntityTrackingAdapter.Context;
if (!entry.IsTracking)
{
int? streamDescriptorsCount = entry.EntityDescriptor.StreamDescriptors?.Count;
IEdmEntityType entityType =
this.EntityTrackingAdapter.Model.FindDeclaredType(entry.Entry.TypeName) as IEdmEntityType;
if (streamDescriptorsCount > 0 || entityType?.HasStream == true)
{
entity.EntityDescriptor = entry.EntityDescriptor;
}
}
}
this.MaterializerContext.ResponsePipeline.FireEndEntryEvents(entry);
}
/// <summary>Materializes the specified <paramref name="entry"/>.</summary>
/// <param name="entry">Entry with object to materialize.</param>
/// <param name="includeLinks">Whether links that are expanded should be materialized.</param>
/// <remarks>This is a payload-driven materialization process.</remarks>
private void MaterializeResolvedEntry(MaterializerEntry entry, bool includeLinks)
{
Debug.Assert(entry.Entry != null, "entry != null");
Debug.Assert(entry.ResolvedObject != null, "entry.ResolvedObject != null -- otherwise not resolved/created!");
ClientTypeAnnotation actualType = entry.ActualType;
// While materializing entities, we need to make sure the payload that came in the wire is also an entity.
// Otherwise we need to fail.
if (!actualType.IsEntityType)
{
throw DSClient.Error.InvalidOperation(DSClient.Strings.AtomMaterializer_InvalidNonEntityType(actualType.ElementTypeName));
}
// Note that even if ShouldUpdateFromPayload is false, we will still be creating
// nested instances (but not their links), so they show up in the data context
// entries. This keeps this code compatible with V1 behavior.
this.MaterializeDataValues(actualType, entry.Properties, this.MaterializerContext.IgnoreMissingProperties);
if (entry.NavigationLinks != null)
{
foreach (ODataNavigationLink link in entry.NavigationLinks)
{
var prop = actualType.GetProperty(link.Name, true);
if (prop != null)
{
ValidatePropertyMatch(prop, link, this.MaterializerContext.Model, true /*performEntityCheck*/);
}
}
if (includeLinks)
{
foreach (ODataNavigationLink link in entry.NavigationLinks)
{
MaterializerNavigationLink linkState = MaterializerNavigationLink.GetLink(link);
// Ignore...
if (linkState == null)
{
continue;
}
var prop = actualType.GetProperty(link.Name, this.MaterializerContext.IgnoreMissingProperties);
if (prop == null)
{
continue;
}
if (linkState.Feed != null)
{
this.ApplyFeedToCollection(entry, prop, linkState.Feed, includeLinks);
}
else if (linkState.Entry != null)
{
MaterializerEntry linkEntry = linkState.Entry;
if (linkEntry.Entry != null)
{
Debug.Assert(includeLinks, "includeLinks -- otherwise we shouldn't be materializing this entry");
this.Materialize(linkEntry, prop.PropertyType, includeLinks);
}
if (entry.ShouldUpdateFromPayload)
{
prop.SetValue(entry.ResolvedObject, linkEntry.ResolvedObject, link.Name, true /* allowAdd? */);
this.EntityTrackingAdapter.MaterializationLog.SetLink(entry, prop.PropertyName, linkEntry.ResolvedObject);
}
}
}
}
}
foreach (var e in entry.Properties)
{
if (e.Value is ODataStreamReferenceValue)
{
continue;
}
var prop = actualType.GetProperty(e.Name, this.MaterializerContext.IgnoreMissingProperties);
if (prop == null)
{
continue;
}
if (entry.ShouldUpdateFromPayload)
{
ValidatePropertyMatch(prop, e, this.MaterializerContext.Model, true /*performEntityCheck*/);
this.ApplyDataValue(actualType, e, entry.ResolvedObject);
}
}
// apply link values if present
ApplyLinkProperties(actualType, entry);
Debug.Assert(entry.ResolvedObject != null, "entry.ResolvedObject != null -- otherwise we didn't do any useful work");
BaseEntityType entity = entry.ResolvedObject as BaseEntityType;
if (entity != null)
{
entity.Context = this.EntityTrackingAdapter.Context;
}
this.MaterializerContext.ResponsePipeline.FireEndEntryEvents(entry);
}
/// <summary>
/// Creates the next object from the stream.
/// </summary>
/// <returns>false if stream is finished</returns>
private bool MoveNextInternal()
{
// For empty results using ResultsWrapper, just return false.
if (this.materializer == null)
{
Debug.Assert(this.current == null, "this.current == null -- otherwise this.materializer should have some value.");
return(false);
}
this.current = null;
this.materializer.ClearLog();
bool result = false;
Type implementationType;
GetTypeForMaterializer(this.expectingPrimitiveValue, this.elementType, this.responseInfo.Model, out implementationType);
// if implementationType is not null this is a collection of entities
if (implementationType != null)
{
// this is for CreateQuery/Execute<Collection<T>>
// We should only "move" once in here, in the first iteration we will load everything and return true
// Second iteration we will always return false.
if (this.moved)
{
return(false);
}
Type expectedType = implementationType.GetGenericArguments()[0]; // already know its IList<>
implementationType = this.elementType;
if (implementationType.IsInterface())
{
implementationType = typeof(System.Collections.ObjectModel.Collection <>).MakeGenericType(expectedType);
}
IList list = (IList)Activator.CreateInstance(implementationType);
while (this.materializer.Read())
{
list.Add(this.materializer.CurrentValue);
}
this.moved = true;
this.current = list;
result = true;
}
if (this.current == null)
{
if (this.expectingPrimitiveValue && this.moved)
{
result = false;
}
else
{
result = this.materializer.Read();
if (result)
{
BaseEntityType entity = this.materializer.CurrentValue as BaseEntityType;
if (entity != null)
{
entity.Context = this.responseInfo.Context;
}
this.current = this.materializer.CurrentValue;
}
this.moved = true;
}
}
this.materializer.ApplyLogToContext();
return(result);
}
