/// <summary>
/// Removes the object from the model.
/// </summary>
public void Remove()
{
try
{
if (Mapping != null)
{
Mapping.Remove();
}
if (_functionElement.ParentNode != null)
{
_functionElement.ParentNode.RemoveChild(_functionElement);
if (Removed != null)
{
Removed(this, new EventArgs());
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
internal void UpdateKeyName(ModelEntityType entityType, ModelMemberProperty memberProperty, string oldName, string newName)
{
try
{
if (entityType == FromEntitySet.EntityType)
{
foreach (XmlElement key in _associationElement.SelectNodes("edm:ReferentialConstraint/edm:Dependent/edm:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(oldName) + "]", NSM))
{
key.SetAttribute("Name", newName);
}
}
else if (entityType == ToEntitySet.EntityType)
{
foreach (XmlElement key in _associationElement.SelectNodes("edm:ReferentialConstraint/edm:Principal/edm:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(oldName) + "]", NSM))
{
key.SetAttribute("Name", newName);
}
}
else
{
throw new ArgumentException("The entity type " + entityType.Name + " does not participate in the association " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Adds a new scalar member to the type
/// </summary>
/// <param name="name">Member name</param>
/// <param name="type">Member type. Must be a EDM compatible CLR type.</param>
/// <param name="nullable">Nullable or non-nullable?</param>
/// <returns>A ModelMemberProperty object corresponding to the new member.</returns>
public ModelMemberProperty AddMember(string name, Type type, bool nullable)
{
try
{
if (!MemberProperties.Where(mp => mp.Name == name).Any() &&
name != this.Name)
{
ModelMemberProperty mp = new ModelMemberProperty(base.ParentFile, this, name, _complexTypeElement);
mp.Type = type;
mp.Nullable = nullable;
_memberProperties.Add(name, mp);
mp.NameChanged += new EventHandler <NameChangeArgs>(prop_NameChanged);
mp.Removed += new EventHandler(prop_Removed);
return(mp);
}
else
{
throw new ArgumentException("A property with the name " + name + " already exist in the type " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes the object from the model.
/// </summary>
public void Remove()
{
try
{
foreach (StoreAssociationSet sas in this.AssociationsFrom.Union(this.AssociationsTo).ToList())
{
sas.Remove();
}
foreach (AssociationSetMapping asm in this.AssociationSetMappings.ToList())
{
asm.Remove();
}
if (_entitySetElement.ParentNode != null)
{
_entitySetElement.ParentNode.RemoveChild(_entitySetElement);
if (Removed != null)
{
Removed(this, new EventArgs());
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Adds a scalar member to this entity type.
/// </summary>
/// <param name="name">Name of the new member property.</param>
/// <param name="type">Type of the new member property.</param>
/// <param name="nullable">Nullable; true or false.</param>
/// <param name="ordinal">Ordinal position within the entity type.</param>
/// <returns>A ModelMemberProperty object.</returns>
public ModelMemberProperty AddMember(string name, Type type, bool nullable, int ordinal)
{
try
{
if (!MemberProperties.Where(mp => mp.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Any() &&
!NavigationProperties.Any(np => np.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)) &&
name != this.Name)
{
ModelMemberProperty mp = new ModelMemberProperty(base.ParentFile, this, name, ordinal, _entityTypeElement);
mp.Type = type;
mp.Nullable = nullable;
_memberProperties.Add(name, mp);
mp.NameChanged += new EventHandler <NameChangeArgs>(prop_NameChanged);
mp.Removed += new EventHandler(prop_Removed);
return(mp);
}
else
{
throw new ArgumentException("A property with the name " + name + " already exist in the type " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes the object from the model.
/// </summary>
public void Remove()
{
try
{
if (_entityTypeElement.ParentNode != null)
{
if (DiagramShape != null)
{
DiagramShape.Remove();
}
_entityTypeElement.ParentNode.RemoveChild(_entityTypeElement);
if (Removed != null)
{
Removed(this, new EventArgs());
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Adds a parameter to the function definition.
/// </summary>
/// <param name="name">Parameter name</param>
/// <param name="dataType">Data type</param>
/// <param name="ordinal">Ordinal position in relation to other parameters. (Zero-based)</param>
/// <returns>A StoreFunctionParameter object.</returns>
public StoreFunctionParameter AddParameter(string name, string dataType, int ordinal)
{
try
{
if (!Parameters.Where(mp => mp.Name == name).Any())
{
StoreFunctionParameter mp = new StoreFunctionParameter(base.ParentFile, this, name, ordinal, _functionElement);
mp.DataType = dataType;
_parameters.Add(name, mp);
mp.NameChanged += new EventHandler <NameChangeArgs>(prop_NameChanged);
mp.Removed += new EventHandler(prop_Removed);
return(mp);
}
else
{
throw new ArgumentException("A parameter with the name " + name + " already exist in the function " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Adds a navigation property to the entity type.
/// </summary>
/// <param name="navigationPropertyName">Name of the navigation property.</param>
/// <param name="modelAssociationSet">Association set that this navigation property is based on.</param>
/// <param name="fromRoleName">From-role. Normally the same as the from-role for the associationset, but can be reversed for recursive associations.</param>
/// <param name="fromRoleName">To-role. Normally the same as the To-role for the associationset, but can be reversed for recursive associations.</param>
/// <returns>A NavigationProperty object.</returns>
public NavigationProperty AddNavigationMember(string navigationPropertyName, ModelAssociationSet modelAssociationSet, string fromRoleName, string toRoleName)
{
try
{
if (!NavigationProperties.Any(np => np.Name.Equals(navigationPropertyName)) &&
!MemberProperties.Any(mp => mp.Name.Equals(navigationPropertyName)) &&
navigationPropertyName != this.Name)
{
NavigationProperty navigationProperty = new NavigationProperty(ParentFile, this, navigationPropertyName, modelAssociationSet, _entityTypeElement, fromRoleName, toRoleName);
_navigationProperties.Add(navigationProperty.Name, navigationProperty);
navigationProperty.NameChanged += new EventHandler <NameChangeArgs>(navprop_NameChanged);
navigationProperty.Removed += new EventHandler(navprop_Removed);
return(navigationProperty);
}
else
{
throw new ArgumentException("A property named " + navigationPropertyName + " already exist in the type " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes the object from the model.
/// </summary>
public void Remove()
{
try
{
NavigationProperty navPropFrom = NavigationPropertyFrom;
NavigationProperty navPropTo = NavigationPropertyTo;
try
{
if (navPropFrom != null)
{
navPropFrom.Remove();
}
}
catch { }
try
{
if (navPropTo != null)
{
navPropTo.Remove();
}
}
catch { }
if (this.AssociationSetMapping != null)
{
this.AssociationSetMapping.Remove();
}
if (_associationElement.ParentNode != null)
{
_associationElement.ParentNode.RemoveChild(_associationElement);
if (_associationSetElement.ParentNode != null)
{
_associationSetElement.ParentNode.RemoveChild(_associationSetElement);
}
if (Removed != null)
{
Removed(this, new EventArgs());
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes the object from the model.
/// </summary>
public void Remove()
{
try
{
if (FromEntitySet != null)
{
foreach (AssociationSetMapping asm in FromEntitySet.AssociationSetMappings.ToList())
{
if (asm != null)
{
asm.Remove();
}
}
}
if (ToEntitySet != null)
{
foreach (AssociationSetMapping asm in ToEntitySet.AssociationSetMappings.ToList())
{
if (asm != null)
{
asm.Remove();
}
}
}
if (_associationElement != null && _associationElement.ParentNode != null)
{
_associationElement.ParentNode.RemoveChild(_associationElement);
if (_associationSetElement.ParentNode != null)
{
_associationSetElement.ParentNode.RemoveChild(_associationSetElement);
}
if (Removed != null)
{
Removed(this, new EventArgs());
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// True if the specified entity type is a parent somewhere in the inheritance chain for this entity type.
/// </summary>
/// <param name="entityType">Entity type to look for in the inheritance chain.</param>
/// <returns>True if found, false if not.</returns>
public bool IsSubtypeOf(ModelEntityType entityType)
{
try
{
return(BaseTypes.Any(t => t == entityType));
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// True if the specified entity type inherits from this entity type.
/// </summary>
/// <param name="entityType">Entity type to look for in the subtypes of this entity.</param>
/// <returns>True if found, false if not.</returns>
public bool InheritsFrom(ModelEntityType entityType)
{
try
{
return(SubTypes.Any(t => t == entityType));
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes a key pair from the association
/// </summary>
/// <param name="key">A tuple containing the dependent and principal key member to remove</param>
public void RemoveKey(Tuple <ModelMemberProperty, ModelMemberProperty> key)
{
try
{
if (_keys.Contains(key))
{
_keys.Remove(key);
}
XmlElement fromKeyElement = (XmlElement)_associationElement.SelectSingleNode("edm:ReferentialConstraint/edm:Dependent/edm:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(key.Item1.Name) + "]", NSM);
if (fromKeyElement != null)
{
if (fromKeyElement.ParentNode != null)
{
if (fromKeyElement.ParentNode != null)
{
fromKeyElement.ParentNode.RemoveChild(fromKeyElement);
}
}
}
XmlElement toKeyElement = (XmlElement)_associationElement.SelectSingleNode("edm:ReferentialConstraint/edm:Principal/edm:PropertyRef", NSM);
if (toKeyElement != null)
{
if (toKeyElement.ParentNode != null)
{
if (toKeyElement.ParentNode != null)
{
toKeyElement.ParentNode.RemoveChild(toKeyElement);
}
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes a key pair based on the dependent key member
/// </summary>
/// <param name="modelMemberProperty">Dependent key member</param>
public void RemoveKeyFrom(ModelMemberProperty modelMemberProperty)
{
try
{
foreach (Tuple <ModelMemberProperty, ModelMemberProperty> key in Keys.Where(k => k.Item1 == modelMemberProperty))
{
RemoveKey(key);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
internal bool IsInheritanceConstraint()
{
try
{
var q =
from esm in this.FromEntitySet.EntitySetMappings
join esm2 in this.ToEntitySet.EntitySetMappings on esm equals esm2
where esm.EntityTypeFor(this.FromEntitySet) != esm.EntityTypeFor(this.ToEntitySet)
select esm;
return(q.Any());
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Retrieves a scalar member in this entity type, or creates it if not found
/// </summary>
/// <param name="name">Name of the member property.</param>
/// <param name="type">Type of the new member property.</param>
/// <param name="nullable">Nullable; true or false.</param>
/// <param name="ordinal">Ordinal position within the entity type.</param>
/// <returns>A ModelMemberProperty object.</returns>
public ModelMemberProperty GetOrCreateMember(string name, Type type, bool nullable, int ordinal)
{
try
{
ModelMemberProperty modelMemberProperty = MemberProperties.FirstOrDefault(mp => mp.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase));
if (modelMemberProperty == null)
{
modelMemberProperty = AddMember(name, type, nullable, ordinal);
}
return(modelMemberProperty);
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Retrieves an existing scalar member to the entity type, or creates a new one if it doesn't exist.
/// </summary>
/// <param name="name">Scalar member name.</param>
/// <param name="dataType">Data type name</param>
/// <param name="ordinal">Ordinal position of the member within the type. (zero-based)</param>
/// <returns>A StoreMemberProperty object.</returns>
public StoreMemberProperty GetOrCreateMember(string name, string dataType, int ordinal)
{
try
{
StoreMemberProperty storeMemberProperty = MemberProperties.FirstOrDefault(mp => mp.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase));
if (storeMemberProperty == null)
{
storeMemberProperty = AddMember(name, dataType, ordinal);
}
return(storeMemberProperty);
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes all parameters.
/// </summary>
public void ClearParameters()
{
try
{
foreach (XmlElement parameter in _functionElement.SelectNodes("ssdl:Parameter", NSM))
{
_functionElement.RemoveChild(parameter);
}
_parameterElements = null;
_parameters.Clear();
_parametersEnumerated = false;
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// Removes the object from the model.
/// </summary>
public void Remove()
{
try
{
if (_complexTypeElement.ParentNode != null)
{
_complexTypeElement.ParentNode.RemoveChild(_complexTypeElement);
if (Removed != null)
{
Removed(this, new EventArgs());
}
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
private void EnumerateKeys()
{
try
{
//get hold of key propertyrefs
XmlNodeList fromKeys = _associationElement.SelectNodes("edm:ReferentialConstraint/edm:Dependent/edm:PropertyRef", NSM);
XmlNodeList toKeys = _associationElement.SelectNodes("edm:ReferentialConstraint/edm:Principal/edm:PropertyRef", NSM);
//number of keys?
int keyCount = Math.Max(fromKeys.Count, toKeys.Count);
int keyNo = 0;
while (keyNo < keyCount)
{
//get the from entity type member
ModelMemberProperty fromKey = null;
if (fromKeys.Count > keyNo)
{
XmlElement fromElement = (XmlElement)fromKeys[keyNo];
if (fromElement != null)
{
string fromName = fromElement.GetAttribute("Name");
fromKey = FromEntitySet.EntityType.MemberProperties.FirstOrDefault(mp => mp.Name == fromName);
if (fromKey == null && FromEntitySet.EntityType.HasSubTypes)
{
//check if it is a subtype member
fromKey = FromEntitySet.EntityType.SubTypes.SelectMany(t => t.MemberProperties).FirstOrDefault(mp => mp.Name == fromName);
}
}
}
//get the to entity type member
ModelMemberProperty toKey = null;
if (toKeys.Count > keyNo)
{
XmlElement toElement = (XmlElement)toKeys[keyNo];
if (toElement != null)
{
string toName = toElement.GetAttribute("Name");
toKey = ToEntitySet.EntityType.MemberProperties.FirstOrDefault(mp => mp.Name == toName);
if (toKey == null && ToEntitySet.EntityType.HasSubTypes)
{
//check if it is a subtype member
toKey = ToEntitySet.EntityType.SubTypes.SelectMany(t => t.MemberProperties).FirstOrDefault(mp => mp.Name == toName);
}
}
}
Tuple <ModelMemberProperty, ModelMemberProperty> key = null;
if (!_keys.Any(k => k.Item1.Equals(fromKey) && k.Item2.Equals(toKey)))
{
key = new Tuple <ModelMemberProperty, ModelMemberProperty>(fromKey, toKey);
_keys.Add(key);
}
else
{
key = _keys.FirstOrDefault(k => k.Item1.Equals(fromKey) && k.Item2.Equals(toKey));
}
if (fromKey != null)
{
fromKey.Removed += new EventHandler(fromKey_Removed);
}
if (toKey != null)
{
toKey.Removed += new EventHandler(toKey_Removed);
}
keyNo++;
}
_keysEnumerated = true;
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
private void EnumerateKeys()
{
try
{
if (_associationElement == null)
{
throw new InvalidOperationException("The association set doesn't have a corresponding association.");
}
//get hold of key propertyrefs
XmlNodeList fromKeys = _associationElement.SelectNodes("ssdl:ReferentialConstraint/ssdl:Dependent/ssdl:PropertyRef", NSM);
XmlNodeList toKeys = _associationElement.SelectNodes("ssdl:ReferentialConstraint/ssdl:Principal/ssdl:PropertyRef", NSM);
//number of keys?
int keyCount = Math.Max(fromKeys.Count, toKeys.Count);
int keyNo = 0;
while (keyNo < keyCount)
{
//get the from entity type member
StoreMemberProperty fromKey = null;
if (fromKeys.Count > keyNo)
{
string fromName = ((XmlElement)fromKeys[keyNo]).GetAttribute("Name");
fromKey = FromEntitySet.EntityType.MemberProperties.FirstOrDefault(mp => mp.Name.Equals(fromName, StringComparison.InvariantCultureIgnoreCase));
}
//get the to entity type member
StoreMemberProperty toKey = null;
if (toKeys.Count > keyNo)
{
string toName = ((XmlElement)toKeys[keyNo]).GetAttribute("Name");
toKey = ToEntitySet.EntityType.MemberProperties.FirstOrDefault(mp => mp.Name.Equals(toName, StringComparison.InvariantCultureIgnoreCase));
}
Tuple <StoreMemberProperty, StoreMemberProperty> key = null;
if (!_keys.Any(k => k.Item1.Equals(fromKey) && k.Item2.Equals(toKey)))
{
key = new Tuple <StoreMemberProperty, StoreMemberProperty>(fromKey, toKey);
_keys.Add(key);
}
else
{
key = _keys.FirstOrDefault(k => k.Item1.Equals(fromKey) && k.Item2.Equals(toKey));
}
if (fromKey != null)
{
fromKey.Removed += new EventHandler(fromKey_Removed);
}
if (toKey != null)
{
toKey.Removed += new EventHandler(toKey_Removed);
}
keyNo++;
}
_keysEnumerated = true;
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
