private SchemaTablePair GetSchemaAndTableName <T>(DbContext context)
where T : class
{
var t = typeof(T);
if (!TableNames.TryGetValue(t, out var result))
{
var sql = context.Model.FindEntityType(t);
result = new SchemaTablePair
{
Schema = sql.GetSchema() ?? DefaultSchema,
Table = sql.GetTableName()
};
if (result != null &&
!string.IsNullOrWhiteSpace(result.Schema) &&
!string.IsNullOrWhiteSpace(result.Table))
{
TableNames.TryAdd(t, result);
}
else
{
throw new MassTransitException("Couldn't determine table and schema name (using model metadata).");
}
}
return(result);
}
SchemaTablePair GetSchemaAndTableName(DbContext context, Type type)
{
if (TableNames.TryGetValue(type, out var result) && _enableSchemaCaching)
{
return(result);
}
string entityName = type.Name;
ObjectContext objectContext = ((IObjectContextAdapter)context).ObjectContext;
ReadOnlyCollection <EntityContainerMapping> storageMetadata = objectContext.MetadataWorkspace.GetItems <EntityContainerMapping>(DataSpace.CSSpace);
foreach (EntityContainerMapping mapping in storageMetadata)
{
if (mapping.StoreEntityContainer.TryGetEntitySetByName(entityName, true, out var entitySet))
{
result = new SchemaTablePair(entitySet.Schema ?? DefaultSchema, entitySet.Table);
break;
}
}
if (result != null && _enableSchemaCaching)
{
TableNames.TryAdd(type, result);
}
return(result);
}
SchemaTablePair GetSchemaAndTableName(IDbContextDependencies dependencies, Type type)
{
if (TableNames.TryGetValue(type, out var result) && _enableSchemaCaching)
{
return(result);
}
var entityType = dependencies.Model.FindEntityType(type);
var schema = entityType.GetSchema();
var tableName = entityType.GetTableName();
if (string.IsNullOrWhiteSpace(tableName))
{
throw new MassTransitException($"Unable to determine saga table name: {TypeMetadataCache.GetShortName(type)} (using model metadata).");
}
result = new SchemaTablePair(schema ?? DefaultSchema, tableName);
if (_enableSchemaCaching)
{
TableNames.TryAdd(type, result);
}
return(result);
}
private SchemaTablePair GetSchemaAndTableName <T>(DbContext context)
where T : class
{
var t = typeof(T);
ObjectContext objectContext = ((IObjectContextAdapter)context).ObjectContext;
if (!TableNames.TryGetValue(t, out var result))
{
string entityName = t.Name;
ReadOnlyCollection <EntityContainerMapping> storageMetadata =
objectContext.MetadataWorkspace.GetItems <EntityContainerMapping>(DataSpace.CSSpace);
foreach (EntityContainerMapping ecm in storageMetadata)
{
if (ecm.StoreEntityContainer.TryGetEntitySetByName(entityName, true, out var entitySet))
{
result = new SchemaTablePair
{
Schema = entitySet.Schema ?? DefaultSchema,
Table = entitySet.Table
};
break;
}
}
if (result != null)
{
TableNames.TryAdd(t, result);
}
else
{
throw new MassTransitException("Couldn't determine table and schema name (using metadata for EF Code First).");
}
}
return(result);
}
