/// <summary>
/// Constructor.
/// </summary>
internal EpmResourceTypeAnnotation()
{
DebugUtils.CheckNoExternalCallers();
// Note that we new up everything here eagerly because we will only create the EPM annotation for types
// for which we know for sure that they have EPM and thus we will need all of these anyway.
this.inheritedEpmAttributes = new List<EntityPropertyMappingAttribute>();
this.ownEpmAttributes = new List<EntityPropertyMappingAttribute>();
this.epmTargetTree = new EpmTargetTree();
this.epmSourceTree = new EpmSourceTree(this.epmTargetTree);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="mappings">The EPM mappings to create the cache for.</param>
/// <param name="model">The EDM model.</param>
/// <param name="totalMappingCount">The total number of entity property mappings
/// for the entity type that this cache is created for (on the type itself and all its base types).</param>
internal ODataEntityPropertyMappingCache(ODataEntityPropertyMappingCollection mappings, IEdmModel model, int totalMappingCount)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(model.IsUserModel(), "model.IsUserModel()");
this.mappings = mappings;
this.model = model;
this.totalMappingCount = totalMappingCount;
// Note that we new up everything here eagerly because we will only create the EPM annotation for types
// for which we know for sure that they have EPM and thus we will need all of these anyway.
this.mappingsForInheritedProperties = new List <EntityPropertyMappingAttribute>();
this.mappingsForDeclaredProperties = mappings == null
? new List <EntityPropertyMappingAttribute>()
: new List <EntityPropertyMappingAttribute>(mappings);
this.epmTargetTree = new EpmTargetTree();
this.epmSourceTree = new EpmSourceTree(this.epmTargetTree);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="mappings">The EPM mappings to create the cache for.</param>
/// <param name="model">The EDM model.</param>
/// <param name="totalMappingCount">The total number of entity property mappings
/// for the entity type that this cache is created for (on the type itself and all its base types).</param>
internal ODataEntityPropertyMappingCache(ODataEntityPropertyMappingCollection mappings, IEdmModel model, int totalMappingCount)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(model.IsUserModel(), "model.IsUserModel()");
this.mappings = mappings;
this.model = model;
this.totalMappingCount = totalMappingCount;
// Note that we new up everything here eagerly because we will only create the EPM annotation for types
// for which we know for sure that they have EPM and thus we will need all of these anyway.
this.mappingsForInheritedProperties = new List<EntityPropertyMappingAttribute>();
this.mappingsForDeclaredProperties = mappings == null
? new List<EntityPropertyMappingAttribute>()
: new List<EntityPropertyMappingAttribute>(mappings);
this.epmTargetTree = new EpmTargetTree();
this.epmSourceTree = new EpmSourceTree(this.epmTargetTree);
}
/// <summary>
/// Removes all data created internally by ResourceType. This is needed when building epm
/// info fails since the trees may be left in undefined state (i.e. half constructed) and
/// if inherited EPM attributes exist duplicates will be added.
/// </summary>
internal void Reset()
{
this.epmTargetTree = null;
this.epmSourceTree = null;
this.inheritedEpmInfo = null;
}
/// <summary>
/// Cache all the properties and collection item enumerations needed for EPM processing.
/// </summary>
/// <param name="propertyValueCache">The property value cache to cache the EPM related properties in.</param>
/// <param name="sourceTree">The source tree describing all properties taking part in entity property mappings.</param>
internal static void CacheEpmProperties(EntryPropertiesValueCache propertyValueCache, EpmSourceTree sourceTree)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(propertyValueCache != null, "propertyValueCache != null");
Debug.Assert(sourceTree != null, "sourceTree != null");
EpmSourcePathSegment rootSegment = sourceTree.Root;
Debug.Assert(rootSegment.PropertyName == null, "Root segment should have 'null' property name.");
CacheEpmSourcePathSegments(propertyValueCache, rootSegment.SubProperties, propertyValueCache.EntryProperties);
}
internal static void CacheEpmProperties(EntryPropertiesValueCache propertyValueCache, EpmSourceTree sourceTree)
{
EpmSourcePathSegment root = sourceTree.Root;
CacheEpmSourcePathSegments(propertyValueCache, root.SubProperties, propertyValueCache.EntryProperties);
}
