/// <summary>
/// Get instance of APDalProvider from settigns.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="type">The type.</param>
/// <param name="connectionString">The connection string.</param>
/// <param name="providerName">The provider name.</param>
/// <returns>The instance of APDalProvider.</returns>
public static APDalProvider InstantiateProvider(string name, string type, string connectionString, string providerName)
{
Type settingsType = null;
if (settingsType == null)
{
settingsType = APTypeHelper.LoadType(type);
}
if (settingsType == null)
{
throw new ProviderException(String.Format("Can not load type '{0}'.", type));
}
APDalProvider provider = Activator.CreateInstance(settingsType) as APDalProvider;
if (provider == null)
{
throw new ProviderException(String.Format("Can not create instance of type '{0}'.", type));
}
NameValueCollection config = new NameValueCollection()
{
{ "connectionString", connectionString },
{ "providerName", providerName }
};
provider.Initialize(name, config);
return(provider);
}
/// <summary>
/// Create a new APDatabase object with DAL provider.
/// </summary>
/// <param name="provider">DAL providers.</param>
public APDatabase(APDalProvider provider)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
_provider = provider;
}
/// <summary>
/// Create a new APDatabase object with DAL provider name.
/// </summary>
/// <param name="providerName">DAL provider name.</param>
public APDatabase(string providerName)
{
if (providerName == null)
{
throw new ArgumentNullException("providerName");
}
if (providerName == String.Empty)
{
throw new ArgumentException("providerName");
}
_provider = Providers[providerName];
}
/// <summary>
/// Load config file.
/// Defaults, you can use 'null' parameter, Web project maybe find web.config, winform project maybe find
/// app.config.
/// </summary>
/// <param name="configurationManager">The configurationManager.</param>
public static void LoadConfig(System.Configuration.Configuration configurationManager)
{
if (configurationManager == null)
{
//cfgSection = (APQuerySection)WebConfigurationManager.GetSection("APQuery");
cfgSection = (APQuerySection)ConfigurationManager.GetSection("APQuery");
}
else
{
cfgSection = (APQuerySection)configurationManager.GetSection("APQuery");
}
if (cfgSection == null)
{
throw new ConfigurationErrorsException(APResource.GetString(APResource.APConfig_NotFindSection, "APQuery"));
}
providersCollection = new APDalProviderCollection();
ProvidersHelper.InstantiateProviders(cfgSection.Providers, providersCollection, typeof(APDalProvider));
defaultProvider = Providers[cfgSection.DefaultProvider];
if (defaultProvider == null)
{
throw new ConfigurationErrorsException(APResource.GetString(APResource.APProvider_NotFound, cfgSection.DefaultProvider));
}
}
/// <summary>
/// Create a new APDatabase object.
/// </summary>
public APDatabase()
{
_provider = defaultProvider;
}
/// <summary>
/// Load config file.
/// Defaults, you can use 'null' parameter, Web project maybe find web.config, winform project maybe find
/// app.config.
/// </summary>
/// <param name="configurationManager">The configurationManager.</param>
public static void LoadConfig(System.Configuration.Configuration configurationManager)
{
if (configurationManager == null)
{
//cfgSection = (APQuerySection)WebConfigurationManager.GetSection("APQuery");
cfgSection = (APQuerySection)ConfigurationManager.GetSection("APQuery");
}
else
{
cfgSection = (APQuerySection)configurationManager.GetSection("APQuery");
}
if (cfgSection == null)
throw new ConfigurationErrorsException(APResource.GetString(APResource.APConfig_NotFindSection, "APQuery"));
providersCollection = new APDalProviderCollection();
ProvidersHelper.InstantiateProviders(cfgSection.Providers, providersCollection, typeof(APDalProvider));
defaultProvider = Providers[cfgSection.DefaultProvider];
if (defaultProvider == null)
throw new ConfigurationErrorsException(APResource.GetString(APResource.APProvider_NotFound, cfgSection.DefaultProvider));
}
/// <summary>
/// Create a new APDatabase object with DAL provider.
/// </summary>
/// <param name="provider">DAL providers.</param>
public APDatabase(APDalProvider provider)
{
if (provider == null)
throw new ArgumentNullException("provider");
_provider = provider;
}
/// <summary>
/// Create a new APDatabase object with DAL provider name.
/// </summary>
/// <param name="providerName">DAL provider name.</param>
public APDatabase(string providerName)
{
if (providerName == null)
throw new ArgumentNullException("providerName");
if (providerName == String.Empty)
throw new ArgumentException("providerName");
_provider = Providers[providerName];
}
/// <summary>
/// Create a new APDatabase object.
/// </summary>
public APDatabase()
{
_provider = defaultProvider;
}
/// <summary>
/// Copy some dal providers to array.
/// </summary>
/// <param name="array">The array to copy to.</param>
/// <param name="index">The first item in the collection to copy.</param>
public void CopyTo(APDalProvider[] array, int index)
{
base.CopyTo(array, index);
}
