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Do not store mapping field in Configuration (#3398)
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@hazzik
hazzik committed Aug 15, 2023
1 parent 3e353c1 commit 509ed76
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Showing 2 changed files with 42 additions and 71 deletions.
11 changes: 1 addition & 10 deletions src/NHibernate.Test/DialectTest/MsSql2008DialectFixture.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -148,16 +148,7 @@ public void ScaleTypes()
Assert.That(dialect.GetTypeName(SqlTypeFactory.GetTime(max + 1)), Is.EqualTo("time").IgnoreCase, "Over max time");
}

private static readonly FieldInfo _mappingField =
typeof(Configuration).GetField("mapping", BindingFlags.Instance | BindingFlags.NonPublic);

private static IMapping GetMapping(Configuration cfg)
{
Assert.That(_mappingField, Is.Not.Null, "Unable to find field mapping");
var mapping = _mappingField.GetValue(cfg) as IMapping;
Assert.That(mapping, Is.Not.Null, "Unable to find mapping object");
return mapping;
}
private static IMapping GetMapping(Configuration cfg) => (IMapping) cfg.BuildSessionFactory();

private static void AssertSqlType(IType type, SqlType sqlType, IMapping mapping)
{
Expand Down
102 changes: 41 additions & 61 deletions src/NHibernate/Cfg/Configuration.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -98,7 +98,6 @@ public Configuration(SerializationInfo info, StreamingContext context)
FilterDefinitions = GetSerialedObject<IDictionary<string, FilterDefinition>>(info, "filterDefinitions");
Imports = GetSerialedObject<IDictionary<string, string>>(info, "imports");
interceptor = GetSerialedObject<IInterceptor>(info, "interceptor");
mapping = GetSerialedObject<IMapping>(info, "mapping");
NamedQueries = GetSerialedObject<IDictionary<string, NamedQueryDefinition>>(info, "namedQueries");
NamedSQLQueries = GetSerialedObject<IDictionary<string, NamedSQLQueryDefinition>>(info, "namedSqlQueries");
namingStrategy = GetSerialedObject<INamingStrategy>(info, "namingStrategy");
Expand All @@ -124,7 +123,6 @@ public void GetObjectData(SerializationInfo info, StreamingContext context)
{
ConfigureProxyFactoryFactory();
SecondPassCompile();
Validate();

info.AddValue("entityNotFoundDelegate", EntityNotFoundDelegate);

Expand All @@ -139,7 +137,6 @@ public void GetObjectData(SerializationInfo info, StreamingContext context)
info.AddValue("filterDefinitions", FilterDefinitions);
info.AddValue("imports", Imports);
info.AddValue("interceptor", interceptor);
info.AddValue("mapping", mapping);
info.AddValue("namedQueries", NamedQueries);
info.AddValue("namedSqlQueries", NamedSQLQueries);
info.AddValue("namingStrategy", namingStrategy);
Expand Down Expand Up @@ -246,10 +243,6 @@ private class StaticDialectMappingWrapper : IMapping
{
private readonly IMapping _mapping;

public StaticDialectMappingWrapper(IMapping mapping): this(mapping, mapping.Dialect)
{
}

public StaticDialectMappingWrapper(IMapping mapping, Dialect.Dialect dialect)
{
_mapping = mapping;
Expand Down Expand Up @@ -279,23 +272,25 @@ public bool HasNonIdentifierPropertyNamedId(string className)
public Dialect.Dialect Dialect { get; }
}

private IMapping mapping;

protected Configuration(SettingsFactory settingsFactory)
{
InitBlock();
this.settingsFactory = settingsFactory;
Reset();
}

private void InitBlock()
// Since v5.5
[Obsolete("Use BuildMapping(Dialect.Dialect) instead.")]
public virtual IMapping BuildMapping()
{
mapping = BuildMapping();
return new Mapping(this);
}

public virtual IMapping BuildMapping()
public virtual IMapping BuildMapping(Dialect.Dialect dialect)
{
return new Mapping(this);
#pragma warning disable CS0618
var mapping = BuildMapping();
#pragma warning restore CS0618
return new StaticDialectMappingWrapper(mapping, dialect);
}

/// <summary>
Expand Down Expand Up @@ -552,9 +547,8 @@ private void AddValidatedDocument(NamedXmlDocument doc)
public void AddDeserializedMapping(HbmMapping mappingDocument, string documentFileName)
{
if (mappingDocument == null)
{
throw new ArgumentNullException("mappingDocument");
}
throw new ArgumentNullException(nameof(mappingDocument));

try
{
var dialect = new Lazy<Dialect.Dialect>(() => Dialect.Dialect.GetDialect(properties));
Expand Down Expand Up @@ -749,9 +743,8 @@ public Configuration AddResource(string path, Assembly assembly)
public Configuration AddResources(IEnumerable<string> paths, Assembly assembly)
{
if (paths == null)
{
throw new ArgumentNullException("paths");
}
throw new ArgumentNullException(nameof(paths));

foreach (var path in paths)
{
AddResource(path, assembly);
Expand Down Expand Up @@ -938,19 +931,19 @@ public static bool IncludeAction(SchemaAction actionsSource, SchemaAction includ
/// <param name="dialect"></param>
public string[] GenerateSchemaCreationScript(Dialect.Dialect dialect)
{
var mapping = BuildMapping(dialect);
SecondPassCompile();

var defaultCatalog = GetQuotedDefaultCatalog(dialect);
var defaultSchema = GetQuotedDefaultSchema(dialect);

var script = new List<string>();

var staticDialectMapping = new StaticDialectMappingWrapper(mapping, dialect);
foreach (var table in TableMappings)
{
if (table.IsPhysicalTable && IncludeAction(table.SchemaActions, SchemaAction.Export))
{
script.Add(table.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(table.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
script.AddRange(table.SqlCommentStrings(dialect, defaultCatalog, defaultSchema));
}
}
Expand All @@ -963,7 +956,7 @@ public string[] GenerateSchemaCreationScript(Dialect.Dialect dialect)
{
foreach (var uk in table.UniqueKeyIterator)
{
string constraintString = uk.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema);
string constraintString = uk.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema);
if (constraintString != null)
{
script.Add(constraintString);
Expand All @@ -973,7 +966,7 @@ public string[] GenerateSchemaCreationScript(Dialect.Dialect dialect)

foreach (var index in table.IndexIterator)
{
script.Add(index.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(index.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
}

if (dialect.SupportsForeignKeyConstraintInAlterTable)
Expand All @@ -982,7 +975,7 @@ public string[] GenerateSchemaCreationScript(Dialect.Dialect dialect)
{
if (fk.IsGenerated(dialect) && IncludeAction(fk.ReferencedTable.SchemaActions, SchemaAction.Export))
{
script.Add(fk.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(fk.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
}
}
}
Expand All @@ -999,18 +992,18 @@ public string[] GenerateSchemaCreationScript(Dialect.Dialect dialect)
{
if (auxDbObj.AppliesToDialect(dialect))
{
script.Add(auxDbObj.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(auxDbObj.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
}
}

return script.ToArray();
}

private void Validate()
private void Validate(IMapping mapping)
{
ValidateEntities();
ValidateEntities(mapping);

ValidateCollections();
ValidateCollections(mapping);

ValidateFilterDefs();
}
Expand Down Expand Up @@ -1064,15 +1057,15 @@ private void ValidateFilterDefs()
}
}

private void ValidateCollections()
private void ValidateCollections(IMapping mapping)
{
foreach (var col in collections.Values)
{
col.Validate(mapping);
}
}

private void ValidateEntities()
private void ValidateEntities(IMapping mapping)
{
bool validateProxy = PropertiesHelper.GetBoolean(Environment.UseProxyValidator, properties, true);
HashSet<string> allProxyErrors = null;
Expand Down Expand Up @@ -1286,8 +1279,7 @@ protected virtual void ConfigureProxyFactoryFactory()
//http://nhibernate.jira.com/browse/NH-975

var ipff = Environment.BytecodeProvider as IInjectableProxyFactoryFactory;
string pffClassName;
properties.TryGetValue(Environment.ProxyFactoryFactoryClass, out pffClassName);
properties.TryGetValue(Environment.ProxyFactoryFactoryClass, out var pffClassName);
if (ipff != null && !string.IsNullOrEmpty(pffClassName))
{
ipff.SetProxyFactoryFactory(pffClassName);
Expand All @@ -1304,33 +1296,21 @@ protected virtual void ConfigureProxyFactoryFactory()
/// <returns>An <see cref="ISessionFactory" /> instance.</returns>
public ISessionFactory BuildSessionFactory()
{
var dynamicDialectMapping = mapping;
// Use a mapping which does store the dialect instead of instantiating a new one
// at each access. The dialect does not change while building a session factory.
// It furthermore allows some hack on NHibernate.Spatial side to go on working,
// See nhibernate/NHibernate.Spatial#104
mapping = new StaticDialectMappingWrapper(mapping);
try
{
ConfigureProxyFactoryFactory();
SecondPassCompile();
Validate();
Environment.VerifyProperties(properties);
Settings settings = BuildSettings();
var settings = BuildSettings();
var mapping = BuildMapping(settings.Dialect);
ConfigureProxyFactoryFactory();
SecondPassCompile();
Validate(mapping);
Environment.VerifyProperties(properties);

// Ok, don't need schemas anymore, so free them
Schemas = null;
// Ok, don't need schemas anymore, so free them
Schemas = null;

return new SessionFactoryImpl(
this,
mapping,
settings,
GetInitializedEventListeners());
}
finally
{
mapping = dynamicDialectMapping;
}
return new SessionFactoryImpl(this, mapping, settings, GetInitializedEventListeners());
}

/// <summary>
Expand Down Expand Up @@ -2363,13 +2343,13 @@ private static T[] AppendListeners<T>(T[] existing, T[] listenersToAdd)
/// <seealso cref="NHibernate.Tool.hbm2ddl.SchemaUpdate"/>
public string[] GenerateSchemaUpdateScript(Dialect.Dialect dialect, IDatabaseMetadata databaseMetadata)
{
var mapping = BuildMapping(dialect);
SecondPassCompile();

var defaultCatalog = GetQuotedDefaultCatalog(dialect);
var defaultSchema = GetQuotedDefaultSchema(dialect);

var script = new List<string>(50);
var staticDialectMapping = new StaticDialectMappingWrapper(mapping, dialect);
foreach (var table in TableMappings)
{
if (table.IsPhysicalTable && IncludeAction(table.SchemaActions, SchemaAction.Update))
Expand All @@ -2378,11 +2358,11 @@ public string[] GenerateSchemaUpdateScript(Dialect.Dialect dialect, IDatabaseMet
table.Catalog ?? defaultCatalog, table.IsQuoted);
if (tableInfo == null)
{
script.Add(table.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(table.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
}
else
{
string[] alterDDL = table.SqlAlterStrings(dialect, staticDialectMapping, tableInfo, defaultCatalog, defaultSchema);
string[] alterDDL = table.SqlAlterStrings(dialect, mapping, tableInfo, defaultCatalog, defaultSchema);
script.AddRange(alterDDL);
}

Expand Down Expand Up @@ -2410,7 +2390,7 @@ public string[] GenerateSchemaUpdateScript(Dialect.Dialect dialect, IDatabaseMet
&& (!(dialect is MySQLDialect) || tableInfo.GetIndexMetadata(fk.Name) == null));
if (create)
{
script.Add(fk.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(fk.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
}
}
}
Expand All @@ -2420,7 +2400,7 @@ public string[] GenerateSchemaUpdateScript(Dialect.Dialect dialect, IDatabaseMet
{
if (tableInfo == null || tableInfo.GetIndexMetadata(index.Name) == null)
{
script.Add(index.SqlCreateString(dialect, staticDialectMapping, defaultCatalog, defaultSchema));
script.Add(index.SqlCreateString(dialect, mapping, defaultCatalog, defaultSchema));
}
}
}
Expand All @@ -2444,9 +2424,9 @@ public string[] GenerateSchemaUpdateScript(Dialect.Dialect dialect, IDatabaseMet

public void ValidateSchema(Dialect.Dialect dialect, IDatabaseMetadata databaseMetadata)
{
var mapping = BuildMapping(dialect);
SecondPassCompile();

var staticDialectMapping = new StaticDialectMappingWrapper(mapping, dialect);
var defaultCatalog = GetQuotedDefaultCatalog(dialect);
var defaultSchema = GetQuotedDefaultSchema(dialect);

Expand All @@ -2473,7 +2453,7 @@ public void ValidateSchema(Dialect.Dialect dialect, IDatabaseMetadata databaseMe
}
else
{
validationErrors.AddRange(table.ValidateColumns(dialect, staticDialectMapping, tableInfo));
validationErrors.AddRange(table.ValidateColumns(dialect, mapping, tableInfo));
}
}
}
Expand Down

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