/// <summary>
/// 初始化。
/// </summary>
private void Initialize(EntityContextOptions options)
{
Guard.ArgumentNull(options, nameof(options));
EntityContextInitializeContext initContext = null;
if (options.ContextFactory != null)
{
initContext = options.ContextFactory();
}
else
{
var section = ConfigurationUnity.GetSection <InstanceConfigurationSection>();
if (section != null)
{
IInstanceConfigurationSetting setting;
if (!string.IsNullOrEmpty(options.ConfigName))
{
setting = section.Settings[options.ConfigName];
}
else
{
setting = section.Default;
}
initContext = new EntityContextInitializeContext(options, ProviderHelper.GetDefinedProviderInstance(setting), setting.ConnectionString);
}
}
if (initContext == null || initContext.Provider == null)
{
throw new InvalidOperationException(SR.GetString(SRKind.MustAssignEntityContextInitializeContext));
}
initContext.Options = options;
var provider = initContext.Provider.GetService <IContextProvider>();
service = provider.CreateContextService(initContext);
if (service != null)
{
service.OnRespositoryChanged = OnRespositoryChanged;
}
}
