Improved some configurations

- added contants with default values
- fixed typo in default constant

Author: alex-kulakov

Orm/Xtensive.Orm/Orm/Configuration/DomainConfiguration.cs

@@ -9,9 +9,9 @@
 using System.Linq;
 using JetBrains.Annotations;
 using Xtensive.Core;
-using Xtensive.Orm.Configuration.Elements;
+using Xtensive.Orm.Configuration.Internals;
 using Xtensive.Orm.Internals;
-using ConfigurationSection=Xtensive.Orm.Configuration.Elements.ConfigurationSection;
+using ConfigurationSection = Xtensive.Orm.Configuration.Elements.ConfigurationSection;
 
 namespace Xtensive.Orm.Configuration
 {
@@ -95,8 +95,14 @@ public class DomainConfiguration : ConfigurationBase
     /// <summary>
     /// Default <see cref="ForeignKeyMode"/> value.
     /// </summary>
+    [Obsolete ("User DefaultForeignKeyMode")]
     public const ForeignKeyMode DefauktForeignKeyMode = ForeignKeyMode.Default;
 
+    /// <summary>
+    /// Default <see cref="ForeignKeyMode"/> value.
+    /// </summary>
+    public const ForeignKeyMode DefaultForeignKeyMode = ForeignKeyMode.Default;
+
     /// <summary>
     /// Default <see cref="FullTextChangeTrackingMode"/> value.
     /// </summary>
@@ -154,7 +160,7 @@ public class DomainConfiguration : ConfigurationBase
     private bool ensureConnectionIsAlive = DefaultEnsureConnectionIsAlive;
     private bool preferTypeIdsAsQueryParameters = DefaultPreferTypeIdsAsQueryParameters;
     private DomainUpgradeMode upgradeMode = DefaultUpgradeMode;
-    private ForeignKeyMode foreignKeyMode = DefauktForeignKeyMode;
+    private ForeignKeyMode foreignKeyMode = DefaultForeignKeyMode;
     private FullTextChangeTrackingMode fullTextChangeTrackingMode = DefaultFullTextChangeTrackingMode;
     private DomainOptions options = DefaultDomainOptions;
     private SchemaSyncExceptionFormat schemaSyncExceptionFormat = DefaultSchemaSyncExceptionFormat;

Orm/Xtensive.Orm/Orm/Configuration/NamingConvention.cs

@@ -18,6 +18,10 @@ namespace Xtensive.Orm.Configuration
   public class NamingConvention : LockableBase,
     ICloneable
   {
+    public const LetterCasePolicy DefaultLetterCasePolicy = LetterCasePolicy.Default;
+    public const NamespacePolicy DefaultNamespacePolicy = NamespacePolicy.Default;
+    public const NamingRules DefaultNamingRules = NamingRules.Default;
+
     private LetterCasePolicy letterCasePolicy;
     private NamespacePolicy namespacePolicy;
     private NamingRules namingRules;

Orm/Xtensive.Orm/Orm/Configuration/SessionConfiguration.cs

@@ -23,12 +23,27 @@ public class SessionConfiguration : ConfigurationBase
     /// Default cache size.
     /// </summary>
     public const int DefaultCacheSize = 16 * 1024;
-    
+
+    /// <summary>
+    /// Default session options.
+    /// </summary>
+    public const SessionOptions DefaultSessionOptions = SessionOptions.Default;
+
     ///<summary>
     /// Default isolation level.
     ///</summary>
     public const IsolationLevel DefaultDefaultIsolationLevel = IsolationLevel.RepeatableRead;
 
+    /// <summary>
+    /// Default cache type.
+    /// </summary>
+    public const SessionCacheType DefaultCacheType = SessionCacheType.Default;
+
+    /// <summary>
+    /// Default reader preloading policy.
+    /// </summary>
+    public const ReaderPreloadingPolicy DefaultReaderPreloadingPolicy = ReaderPreloadingPolicy.Default;
+
     /// <summary>
     /// Default batch size.
     /// </summary>
@@ -46,13 +61,13 @@ public class SessionConfiguration : ConfigurationBase
     /// </summary>
     public static readonly SessionConfiguration Default = new SessionConfiguration(WellKnown.Sessions.Default);
 
-    private SessionOptions options = SessionOptions.Default;
+    private SessionOptions options = DefaultSessionOptions;
     private string userName = string.Empty;
     private string password = string.Empty;
     private int cacheSize = DefaultCacheSize;
     private int batchSize = DefaultBatchSize;
     private int entityChangeRegistrySize = DefaultEntityChangeRegistrySize;
-    private SessionCacheType cacheType = SessionCacheType.Default;
+    private SessionCacheType cacheType = DefaultCacheType;
     private IsolationLevel defaultIsolationLevel = DefaultDefaultIsolationLevel; // what a fancy name?
     private int? defaultCommandTimeout = null;
     private ReaderPreloadingPolicy readerPreloading = ReaderPreloadingPolicy.Default;