public override string GetAuditNoteForComponentProperty(AbstractEntityPersister persister, ComponentType componentType, int propertyIndexToAudit)
{
string componentPropertyName = persister.PropertyNames[propertyIndexToAudit];
object oldComponentValue = _oldStates[propertyIndexToAudit];
object newComponentValue = _newStates[propertyIndexToAudit];
string note = GetAuditNoteForComponent(persister, componentType, componentPropertyName, new UpdateComponentAuditStrategy(oldComponentValue, newComponentValue));
return note;
}
public ComponentJoin(FromClause fromClause, FromElement origin, string alias, string componentPath, ComponentType componentType)
: base(fromClause, origin, alias)
{
this.componentPath = componentPath;
this.componentType = componentType;
componentProperty = StringHelper.Unqualify(componentPath);
fromClause.AddJoinByPathMap(componentPath, this);
InitializeComponentJoin(new ComponentFromElementType(this));
string[] cols = origin.GetPropertyMapping("").ToColumns(TableAlias, componentProperty);
columns = string.Join(", ", cols);
}
internal string GetAuditNoteForComponent(AbstractEntityPersister persister, ComponentType componentType, string componentPropertyNameChain, IComponentAuditStrategy propertyAuditStrategy)
{
var noteBulder = new StringBuilder();
Type componentDotNetType = componentType.ReturnedClass;
foreach (PropertyInfo propertyInfo in componentDotNetType.GetProperties())
{
if (propertyAuditStrategy.IsExcludedFromAudit(propertyInfo))
{
continue;
}
var ignoreMappingTypeAttributes = propertyInfo.GetCustomAttributes(typeof(IgnoreMappingAttribute), false);
if (ignoreMappingTypeAttributes.Length != 0)
{
continue;
}
string propertyName = propertyInfo.Name;
var wholeComponentPropertyNameChain = string.Format("{0}.{1}", componentPropertyNameChain, propertyName);
var subComponentType =
componentType.Subtypes.FirstOrDefault(p => p.ReturnedClass.FullName == propertyInfo.PropertyType.FullName && p.IsComponentType)
as
ComponentType;
string note;
if (subComponentType == null)
{
string columnName = string.Join(",", persister.GetPropertyColumnNames(wholeComponentPropertyNameChain));
note = propertyAuditStrategy.GetAuditNoteForNonComponentProperty(propertyInfo, columnName);
}
else
{
note = GetAuditNoteForComponent (
persister,
subComponentType,
wholeComponentPropertyNameChain,
propertyAuditStrategy.GetComponentPropertyAuditStrategy ( propertyInfo ) );
}
if (!string.IsNullOrWhiteSpace(note))
{
noteBulder.AppendLine ( note );
}
}
return noteBulder.ToString().Trim();
}
public override string GetAuditNoteForComponentProperty(AbstractEntityPersister persister, ComponentType componentType, int propertyIndexToAudit)
{
string componentPropertyName = persister.PropertyNames[propertyIndexToAudit];
object componentValue = _states[propertyIndexToAudit];
string note = string.Empty;
if (componentValue != null)
{
note = GetAuditNoteForComponent(persister, componentType, componentPropertyName, new DefaultComponentAuditStrategy(componentValue));
}
return note;
}
protected virtual void AddComponent(ClassMap map, Property property, ComponentType componentType)
{
// Assuming componentType.PropertyNames match up to property.ColumnIterator...
for (var propertyIndex = 0; propertyIndex < componentType.PropertyNames.Length; propertyIndex++)
{
var columnCount = componentType.Subtypes[propertyIndex].GetColumnSpan(_mapping);
if (columnCount != 1)
throw new NotSupportedException(
string.Format(
"The multi-column property {0}.{1}.{2} is not supported. Each property must map to a single column",
property.PersistentClass.ClassName,
property.Name,
componentType.PropertyNames[propertyIndex]));
var propertyPath = property.Name + "." + componentType.PropertyNames[propertyIndex];
var columnName = property.ColumnIterator.ElementAt(propertyIndex).Text;
map.Add(propertyPath, columnName);
}
}
public Model(ISessionFactory sessionfactory, ComponentType type)
{
if (type == null) throw new ArgumentNullException("type");
IsComponent = true;
Type = type.ReturnedClass;
ComponentType = type;
Metadata = sessionfactory.GetClassMetadata(Type);
Properties = new Dictionary<string, IType>();
Components = new Dictionary<string, Model>();
BelongsTos = new Dictionary<string, ManyToOneType>();
OneToOnes = new Dictionary<string, OneToOneType>();
Anys = new Dictionary<string, AnyType>();
HasManys = new Dictionary<string, Collection>();
HasAndBelongsToManys = new Dictionary<string, Collection>();
foreach (var pc in type.PropertyNames) {
var index = type.GetPropertyIndex(pc);
var x = type.Subtypes[index];
CategorizeProperty(sessionfactory, x, pc);
}
}
/// <summary>
/// Connect the related entities based on the foreign key values found in a component type.
/// This updates the values of the component's properties.
/// </summary>
/// <param name="propName">Name of the (component) property of the entity. May be null if the property is the entity's identifier.</param>
/// <param name="compType">Type of the component</param>
/// <param name="entityInfo">Breeze EntityInfo</param>
/// <param name="meta">Metadata for the entity class</param>
private void FixupComponentRelationships(string propName, ComponentType compType, EntityInfo entityInfo, IClassMetadata meta)
{
var compPropNames = compType.PropertyNames;
var compPropTypes = compType.Subtypes;
object component = null;
object[] compValues = null;
bool isChanged = false;
for (int j = 0; j < compPropNames.Length; j++)
{
var compPropType = compPropTypes[j];
if (compPropType.IsAssociationType && compPropType.IsEntityType)
{
if (compValues == null)
{
// get the value of the component's subproperties
component = GetPropertyValue(meta, entityInfo.Entity, propName);
compValues = compType.GetPropertyValues(component, EntityMode.Poco);
}
if (compValues[j] == null)
{
// the related entity is null
var relatedEntity = GetRelatedEntity(compPropNames[j], (EntityType)compPropType, entityInfo, meta);
if (relatedEntity != null)
{
compValues[j] = relatedEntity;
isChanged = true;
}
}
else if (removeMode)
{
// remove the relationship
compValues[j] = null;
isChanged = true;
}
}
}
if (isChanged)
{
compType.SetPropertyValues(component, compValues, EntityMode.Poco);
}
}
public static void BindComponent( XmlNode node, Component model, System.Type reflectedClass, string className, string path, bool isNullable, Mappings mappings )
{
XmlAttribute classNode = node.Attributes[ "class" ];
if( "dynamic-component".Equals( node.Name ) )
{
model.IsEmbedded = false;
model.IsDynamic = true;
}
else if( classNode != null )
{
model.ComponentClass = ClassForNameChecked(
classNode.Value, mappings,
"component class not found: {0}" );
model.IsEmbedded = false;
}
else if( reflectedClass != null )
{
model.ComponentClass = reflectedClass;
model.IsEmbedded = false;
}
else
{
// an "embedded" component (ids only)
model.ComponentClass = model.Owner.MappedClass;
model.IsEmbedded = true;
}
foreach( XmlNode subnode in node.ChildNodes )
{
//I am only concerned with elements that are from the nhibernate namespace
if( subnode.NamespaceURI != Configuration.MappingSchemaXMLNS )
{
continue;
}
string name = subnode.LocalName; //.Name;
string propertyName = GetPropertyName( subnode );
string subpath = propertyName == null ? null : StringHelper.Qualify( path, propertyName );
CollectionType collectType = CollectionType.CollectionTypeFromString( name );
IValue value = null;
if( collectType != null )
{
Mapping.Collection collection = collectType.Create( subnode, className, subpath, model.Owner, mappings );
mappings.AddCollection( collection );
value = collection;
}
else if( "many-to-one".Equals( name ) || "key-many-to-one".Equals( name ) )
{
value = new ManyToOne( model.Table );
BindManyToOne( subnode, ( ManyToOne ) value, subpath, isNullable, mappings );
}
else if( "one-to-one".Equals( name ) )
{
value = new OneToOne( model.Table, model.Owner.Identifier );
BindOneToOne( subnode, ( OneToOne ) value, isNullable, mappings );
}
else if( "any".Equals( name ) )
{
value = new Any( model.Table );
BindAny( subnode, ( Any ) value, isNullable, mappings );
}
else if( "property".Equals( name ) || "key-property".Equals( name ) )
{
value = new SimpleValue( model.Table );
BindSimpleValue( subnode, ( SimpleValue ) value, isNullable, subpath, mappings );
}
else if( "component".Equals( name ) || "dynamic-component".Equals( name ) || "nested-composite-element".Equals( name ) )
{
System.Type subreflectedClass = model.ComponentClass == null ?
null :
GetPropertyType( subnode, mappings, model.ComponentClass, propertyName );
value = ( model.Owner != null ) ?
new Component( model.Owner ) : // a class component
new Component( model.Table ); // a composite element
BindComponent( subnode, ( Component ) value, subreflectedClass, className, subpath, isNullable, mappings );
}
else if( "parent".Equals( name ) )
{
model.ParentProperty = propertyName;
}
if( value != null )
{
model.AddProperty( CreateProperty( value, propertyName, model.ComponentClass, subnode, mappings ) );
}
}
int span = model.PropertySpan;
string[ ] names = new string[span];
IType[ ] types = new IType[span];
Cascades.CascadeStyle[ ] cascade = new Cascades.CascadeStyle[span];
OuterJoinFetchStrategy[ ] joinedFetch = new OuterJoinFetchStrategy[span];
int i = 0;
foreach( Mapping.Property prop in model.PropertyCollection )
{
if( prop.IsFormula )
{
throw new MappingException( "properties of components may not be formulas: " + prop.Name );
}
if( !prop.IsInsertable || !prop.IsUpdateable )
{
throw new MappingException( "insert=\"false\", update=\"false\" not supported for properties of components: " + prop.Name );
}
names[ i ] = prop.Name;
types[ i ] = prop.Type;
cascade[ i ] = prop.CascadeStyle;
joinedFetch[ i ] = prop.Value.OuterJoinFetchSetting;
i++;
}
IType componentType;
if( model.IsDynamic )
{
componentType = new DynamicComponentType( names, types, joinedFetch, cascade );
}
else
{
IGetter[ ] getters = new IGetter[span];
ISetter[ ] setters = new ISetter[span];
bool foundCustomAccessor = false;
i = 0;
foreach( Mapping.Property prop in model.PropertyCollection )
{
setters[ i ] = prop.GetSetter( model.ComponentClass );
getters[ i ] = prop.GetGetter( model.ComponentClass );
if( !prop.IsBasicPropertyAccessor )
{
foundCustomAccessor = true;
}
i++;
}
componentType = new ComponentType(
model.ComponentClass,
names,
getters,
setters,
foundCustomAccessor,
types,
joinedFetch,
cascade,
model.ParentProperty );
}
model.Type = componentType;
}
/// <summary>
/// Adds a complex type definition
/// </summary>
/// <param name="compType">The complex type</param>
/// <param name="propColumns">The columns which the complex type spans. These are used to get the length and defaultValues</param>
/// <returns>The class name and namespace in the form "Location:#Breeze.Nhibernate.NorthwindIBModel"</returns>
string AddComponent(ComponentType compType, List<ISelectable> propColumns)
{
var type = compType.ReturnedClass;
// "Location:#Breeze.Nhibernate.NorthwindIBModel"
var classKey = type.Name + ":#" + type.Namespace;
if (_typeNames.Contains(classKey))
{
// Only add a complex type definition once.
return classKey;
}
var cmap = new Dictionary<string, object>();
_typeList.Insert(0, cmap); // insert, because complex type definitions must come before they are referenced
_typeNames.Add(classKey);
cmap.Add("shortName", type.Name);
cmap.Add("namespace", type.Namespace);
cmap.Add("isComplexType", true);
var dataList = new List<Dictionary<string, object>>();
cmap.Add("dataProperties", dataList);
var propNames = compType.PropertyNames;
var propTypes = compType.Subtypes;
var propNull = compType.PropertyNullability;
var colIndex = 0;
for (int i = 0; i < propNames.Length; i++)
{
var propType = propTypes[i];
var propName = propNames[i];
if (propType.IsComponentType)
{
// complex type
var compType2 = (ComponentType)propType;
var span = compType2.GetColumnSpan((IMapping) _sessionFactory);
var subColumns = propColumns.Skip(colIndex).Take(span).ToList();
var complexTypeName = AddComponent(compType2, subColumns);
var compMap = new Dictionary<string, object>();
compMap.Add("nameOnServer", propName);
compMap.Add("complexTypeName", complexTypeName);
compMap.Add("isNullable", propNull[i]);
dataList.Add(compMap);
colIndex += span;
}
else
{
// data property
var col = propColumns.Count() == 1 ? propColumns[colIndex] as Column : null;
var dmap = MakeDataProperty(propName, propType.Name, propNull[i], col, false, false);
dataList.Add(dmap);
colIndex++;
}
}
return classKey;
}
/// <summary> Extract a component property value. </summary>
/// <param name="type">The component property types. </param>
/// <param name="component">The component instance itself. </param>
/// <param name="propertyPath">The property path for the property to be extracted. </param>
/// <returns> The property value extracted. </returns>
protected virtual object GetComponentValue(ComponentType type, object component, string propertyPath)
{
int loc = propertyPath.IndexOf('.');
string basePropertyName = loc > 0 ? propertyPath.Substring(0, (loc) - (0)) : propertyPath;
string[] propertyNames = type.PropertyNames;
int index = 0;
for (; index < propertyNames.Length; index++)
{
if (basePropertyName.Equals(propertyNames[index]))
break;
}
if (index == propertyNames.Length)
{
throw new MappingException("component property not found: " + basePropertyName);
}
object baseValue = type.GetPropertyValue(component, index, EntityMode);
if (loc > 0)
{
ComponentType subtype = (ComponentType)type.Subtypes[index];
return GetComponentValue(subtype, baseValue, propertyPath.Substring(loc + 1));
}
else
{
return baseValue;
}
}
public FromElement CreateComponentJoin(ComponentType type)
{
// need to create a "place holder" from-element that can store the component/alias for this component join
return new ComponentJoin(_fromClause, _origin, _classAlias, _path, type);
}
public abstract string GetAuditNoteForComponentProperty( AbstractEntityPersister persister, ComponentType componentType, int propertyIndexToAudit );
