Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / ndp / fx / src / DataEntity / System / Data / Mapping / StorageMappingFragment.cs / 2 / StorageMappingFragment.cs
//----------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// @owner [....]
// @backupOwner [....]
//---------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Linq;
using System.Collections.ObjectModel;
using System.Text;
using System.Data.Metadata.Edm;
using System.Diagnostics;
namespace System.Data.Mapping {
///
/// Represents the metadata for mapping fragment.
/// A set of mapping fragments makes up the Set mappings( EntitySet, AssociationSet or CompositionSet )
/// Each MappingFragment provides mapping for those properties of a type that map to a single table.
///
///
/// For Example if conceptually you could represent the CS MSL file as following
/// --Mapping
/// --EntityContainerMapping ( CNorthwind-->SNorthwind )
/// --EntitySetMapping
/// --EntityTypeMapping
/// --TableMappingFragment
/// --EntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --EntityTypeMapping
/// --TableMappingFragment
/// --EntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ComplexPropertyMap
/// --ComplexTypeMapping
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --DiscriminatorProperyMap ( constant value-->SMemberMetadata )
/// --ComplexTypeMapping
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --DiscriminatorProperyMap ( constant value-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --AssociationSetMapping
/// --AssociationTypeMapping
/// --TableMappingFragment
/// --EndPropertyMap
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --EndPropertyMap
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --EntityContainerMapping ( CMyDatabase-->SMyDatabase )
/// --CompositionSetMapping
/// --CompositionTypeMapping
/// --TableMappingFragment
/// --ParentEntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --EntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->Constant value )
/// --ComplexPropertyMap
/// --ComplexTypeMapping
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->Constant value )
/// This class represents the metadata for all the mapping fragment elements in the
/// above example. Users can access all the top level constructs of
/// MappingFragment element like EntityKey map, Property Maps, Discriminator
/// property through this mapping fragment class.
///
internal class StorageMappingFragment {
#region Constructors
///
/// Construct a new Mapping Fragment object
///
///
///
internal StorageMappingFragment(EntitySet tableExtent, StorageTypeMapping typeMapping) {
Debug.Assert(tableExtent != null, "Table should not be null when constructing a Mapping Fragment");
Debug.Assert(typeMapping != null, "TypeMapping should not be null when constructing a Mapping Fragment");
this.m_tableExtent = tableExtent;
this.m_typeMapping = typeMapping;
}
#endregion
#region Fields
EntitySet m_tableExtent; //table extent from which the properties are mapped under this fragment
StorageTypeMapping m_typeMapping; //Type mapping under which this mapping fragment exists
Dictionary m_conditionProperties = new Dictionary(EqualityComparer.Default); //Condition property mappings for this mapping fragment
List m_properties = new List(); //All the other properties
int m_startLineNumber; //Line Number for MappingFragment element start tag
int m_startLinePosition; //Line position for MappingFragment element start tag
int m_endLineNumber; //Line Number for MappingFragment element end tag
int m_endLinePosition; //Line position for MappingFragment element end tag
#endregion
#region Properties
///
/// The table from which the properties are mapped in this fragment
///
internal EntitySet TableSet {
get {
return this.m_tableExtent;
}
}
///
/// Returns all the property mappings defined in the complex type mapping
/// including Properties and Condition Properties
///
internal ReadOnlyCollection AllProperties
{
get
{
List properties = new List();
properties.AddRange(m_properties);
properties.AddRange(m_conditionProperties.Values);
return properties.AsReadOnly();
}
}
///
/// Returns all the property mappings defined in the complex type mapping
/// including Properties and Condition Properties
///
internal ReadOnlyCollection Properties
{
get
{
return m_properties.AsReadOnly();
}
}
/////
///// The Extent Mapping that contains this Mapping Fragment.
/////
//internal StorageSetMapping ExtentMapping {
// get {
// return this.m_typeMapping.SetMapping;
// }
//}
/////
///// The Type Mapping that contains this Mapping Fragment.
/////
//internal StorageTypeMapping TypeMapping {
// get {
// return this.m_typeMapping;
// }
//}
///
/// Line Number in MSL file where the Mapping Fragment Element's Start Tag is present.
///
internal int StartLineNumber {
get {
return m_startLineNumber;
}
set {
m_startLineNumber = value;
}
}
///
/// Line Position in MSL file where the Mapping Fragment Element's Start Tag is present.
///
internal int StartLinePosition {
get {
return m_startLinePosition;
}
set {
m_startLinePosition = value;
}
}
///
/// Line Number in MSL file where the Mapping Fragment Element's End Tag is present.
///
internal int EndLineNumber {
//get {
// return m_endLineNumber;
//}
set {
m_endLineNumber = value;
}
}
///
/// Line Position in MSL file where the Mapping Fragment Element's End Tag is present.
///
internal int EndLinePosition {
//get {
// return m_endLinePosition;
//}
set {
m_endLinePosition = value;
}
}
///
/// File URI of the MSL file
///
//This should not be stored on the Fragment. Probably it should go on schema.
//But this requires some thinking before we can finally decide where it should go.
internal string SourceLocation {
get {
return this.m_typeMapping.SetMapping.EntityContainerMapping.SourceLocation;
}
}
#endregion
#region Methods
///
/// Add a property mapping as a child of this mapping fragment
///
/// child property mapping to be added
internal void AddProperty(StoragePropertyMapping prop)
{
this.m_properties.Add(prop);
}
///
/// Add a condition property mapping as a child of this complex property mapping
/// Condition Property Mapping specifies a Condition either on the C side property or S side property.
///
/// The mapping that needs to be added
internal bool AddConditionProperty(StorageConditionPropertyMapping conditionPropertyMap)
{
//Same Member can not have more than one Condition with in the
//same Mapping Fragment.
EdmProperty conditionMember = (conditionPropertyMap.EdmProperty != null) ? conditionPropertyMap.EdmProperty : conditionPropertyMap.ColumnProperty;
Debug.Assert(conditionMember != null);
if (m_conditionProperties.ContainsKey(conditionMember))
{
return false;
}
m_conditionProperties.Add(conditionMember, conditionPropertyMap);
return true;
}
///
/// This method is primarily for debugging purposes.
/// Will be removed shortly.
///
///
internal virtual void Print(int index) {
StorageEntityContainerMapping.GetPrettyPrintString(ref index);
StringBuilder sb = new StringBuilder();
sb.Append("MappingFragment");
sb.Append(" ");
sb.Append("Table Name:");
sb.Append(this.m_tableExtent.Name);
Console.WriteLine(sb.ToString());
foreach (StorageConditionPropertyMapping conditionMap in m_conditionProperties.Values)
(conditionMap).Print(index + 5);
foreach (StoragePropertyMapping propertyMapping in m_properties)
{
propertyMapping.Print(index + 5);
}
}
#endregion
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//----------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// @owner [....]
// @backupOwner [....]
//---------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Linq;
using System.Collections.ObjectModel;
using System.Text;
using System.Data.Metadata.Edm;
using System.Diagnostics;
namespace System.Data.Mapping {
///
/// Represents the metadata for mapping fragment.
/// A set of mapping fragments makes up the Set mappings( EntitySet, AssociationSet or CompositionSet )
/// Each MappingFragment provides mapping for those properties of a type that map to a single table.
///
///
/// For Example if conceptually you could represent the CS MSL file as following
/// --Mapping
/// --EntityContainerMapping ( CNorthwind-->SNorthwind )
/// --EntitySetMapping
/// --EntityTypeMapping
/// --TableMappingFragment
/// --EntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --EntityTypeMapping
/// --TableMappingFragment
/// --EntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ComplexPropertyMap
/// --ComplexTypeMapping
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --DiscriminatorProperyMap ( constant value-->SMemberMetadata )
/// --ComplexTypeMapping
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --DiscriminatorProperyMap ( constant value-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --AssociationSetMapping
/// --AssociationTypeMapping
/// --TableMappingFragment
/// --EndPropertyMap
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --EndPropertyMap
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --EntityContainerMapping ( CMyDatabase-->SMyDatabase )
/// --CompositionSetMapping
/// --CompositionTypeMapping
/// --TableMappingFragment
/// --ParentEntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --EntityKey
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->Constant value )
/// --ComplexPropertyMap
/// --ComplexTypeMapping
/// --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
/// --ScalarPropertyMap ( CMemberMetadata-->Constant value )
/// This class represents the metadata for all the mapping fragment elements in the
/// above example. Users can access all the top level constructs of
/// MappingFragment element like EntityKey map, Property Maps, Discriminator
/// property through this mapping fragment class.
///
internal class StorageMappingFragment {
#region Constructors
///
/// Construct a new Mapping Fragment object
///
///
///
internal StorageMappingFragment(EntitySet tableExtent, StorageTypeMapping typeMapping) {
Debug.Assert(tableExtent != null, "Table should not be null when constructing a Mapping Fragment");
Debug.Assert(typeMapping != null, "TypeMapping should not be null when constructing a Mapping Fragment");
this.m_tableExtent = tableExtent;
this.m_typeMapping = typeMapping;
}
#endregion
#region Fields
EntitySet m_tableExtent; //table extent from which the properties are mapped under this fragment
StorageTypeMapping m_typeMapping; //Type mapping under which this mapping fragment exists
Dictionary m_conditionProperties = new Dictionary(EqualityComparer.Default); //Condition property mappings for this mapping fragment
List m_properties = new List(); //All the other properties
int m_startLineNumber; //Line Number for MappingFragment element start tag
int m_startLinePosition; //Line position for MappingFragment element start tag
int m_endLineNumber; //Line Number for MappingFragment element end tag
int m_endLinePosition; //Line position for MappingFragment element end tag
#endregion
#region Properties
///
/// The table from which the properties are mapped in this fragment
///
internal EntitySet TableSet {
get {
return this.m_tableExtent;
}
}
///
/// Returns all the property mappings defined in the complex type mapping
/// including Properties and Condition Properties
///
internal ReadOnlyCollection AllProperties
{
get
{
List properties = new List();
properties.AddRange(m_properties);
properties.AddRange(m_conditionProperties.Values);
return properties.AsReadOnly();
}
}
///
/// Returns all the property mappings defined in the complex type mapping
/// including Properties and Condition Properties
///
internal ReadOnlyCollection Properties
{
get
{
return m_properties.AsReadOnly();
}
}
/////
///// The Extent Mapping that contains this Mapping Fragment.
/////
//internal StorageSetMapping ExtentMapping {
// get {
// return this.m_typeMapping.SetMapping;
// }
//}
/////
///// The Type Mapping that contains this Mapping Fragment.
/////
//internal StorageTypeMapping TypeMapping {
// get {
// return this.m_typeMapping;
// }
//}
///
/// Line Number in MSL file where the Mapping Fragment Element's Start Tag is present.
///
internal int StartLineNumber {
get {
return m_startLineNumber;
}
set {
m_startLineNumber = value;
}
}
///
/// Line Position in MSL file where the Mapping Fragment Element's Start Tag is present.
///
internal int StartLinePosition {
get {
return m_startLinePosition;
}
set {
m_startLinePosition = value;
}
}
///
/// Line Number in MSL file where the Mapping Fragment Element's End Tag is present.
///
internal int EndLineNumber {
//get {
// return m_endLineNumber;
//}
set {
m_endLineNumber = value;
}
}
///
/// Line Position in MSL file where the Mapping Fragment Element's End Tag is present.
///
internal int EndLinePosition {
//get {
// return m_endLinePosition;
//}
set {
m_endLinePosition = value;
}
}
///
/// File URI of the MSL file
///
//This should not be stored on the Fragment. Probably it should go on schema.
//But this requires some thinking before we can finally decide where it should go.
internal string SourceLocation {
get {
return this.m_typeMapping.SetMapping.EntityContainerMapping.SourceLocation;
}
}
#endregion
#region Methods
///
/// Add a property mapping as a child of this mapping fragment
///
/// child property mapping to be added
internal void AddProperty(StoragePropertyMapping prop)
{
this.m_properties.Add(prop);
}
///
/// Add a condition property mapping as a child of this complex property mapping
/// Condition Property Mapping specifies a Condition either on the C side property or S side property.
///
/// The mapping that needs to be added
internal bool AddConditionProperty(StorageConditionPropertyMapping conditionPropertyMap)
{
//Same Member can not have more than one Condition with in the
//same Mapping Fragment.
EdmProperty conditionMember = (conditionPropertyMap.EdmProperty != null) ? conditionPropertyMap.EdmProperty : conditionPropertyMap.ColumnProperty;
Debug.Assert(conditionMember != null);
if (m_conditionProperties.ContainsKey(conditionMember))
{
return false;
}
m_conditionProperties.Add(conditionMember, conditionPropertyMap);
return true;
}
///
/// This method is primarily for debugging purposes.
/// Will be removed shortly.
///
///
internal virtual void Print(int index) {
StorageEntityContainerMapping.GetPrettyPrintString(ref index);
StringBuilder sb = new StringBuilder();
sb.Append("MappingFragment");
sb.Append(" ");
sb.Append("Table Name:");
sb.Append(this.m_tableExtent.Name);
Console.WriteLine(sb.ToString());
foreach (StorageConditionPropertyMapping conditionMap in m_conditionProperties.Values)
(conditionMap).Print(index + 5);
foreach (StoragePropertyMapping propertyMapping in m_properties)
{
propertyMapping.Print(index + 5);
}
}
#endregion
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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