/// <summary>
/// 初始化一个<see cref="DbContextConfig"/>类型的新实例
/// </summary>
internal DbContextConfig(ContextElement element)
{
Name = element.Name;
Enabled = element.Enabled;
DataLoggingEnabled = element.DataLoggingEnabled;
ConnectionStringName = element.ConnectionStringName;
ContextType = Type.GetType(element.ContextTypeName);
InitializerConfig = new DbContextInitializerConfig(element.DbContextInitializer);
}
/// <summary>
/// 初始化一个<see cref="DbContextConfig"/>类型的新实例
/// </summary>
internal DbContextConfig(ContextElement element)
{
Name = element.Name;
Enabled = element.Enabled;
DataLoggingEnabled = element.DataLoggingEnabled;
ConnectionStringName = element.ConnectionStringName;
ContextType = Type.GetType(element.ContextTypeName);
InitializerConfig = new DbContextInitializerConfig(element.DbContextInitializer);
}
private static DbContextInitializerBase CreateInitializer(DbContextInitializerConfig config)
{
Type initializerType = config.InitializerType;
DbContextInitializerBase initializer = Activator.CreateInstance(initializerType) as DbContextInitializerBase;
if (initializer == null)
{
throw new InvalidOperationException(Resources.DatabaseInitializer_TypeNotDatabaseInitializer.FormatWith(initializerType));
}
foreach (Assembly mapperAssembly in config.EntityMapperAssemblies)
{
if (initializer.MapperAssemblies.Contains(mapperAssembly))
{
continue;
}
initializer.MapperAssemblies.Add(mapperAssembly);
}
dynamic dynamicInitializer = initializer;
if (config.CreateDatabaseInitializerType != null)
{
dynamic createDatabaseInitializer = Activator.CreateInstance(config.CreateDatabaseInitializerType);
dynamicInitializer.CreateDatabaseInitializer = createDatabaseInitializer;
}
return (DbContextInitializerBase)dynamicInitializer;
}