/// <summary>
///
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <param name="dbContext"></param>
/// <param name="queryString"></param>
/// <param name="parameters"></param>
/// <returns></returns>
public static ObjectQuery <TEntity> CreateQuery <TEntity>(
this RdbContext dbContext, string queryString, params ObjectParameter[] parameters)
where TEntity : class
{
dbContext.Set <TEntity>();
return(((IObjectContextAdapter)dbContext).ObjectContext.CreateQuery <TEntity>(queryString, parameters));
}
/// <summary>
/// Disposes the object.
/// </summary>
/// <param name="disposing">A <see cref="System.Boolean"/> value which indicates whether
/// the object should be disposed explicitly.</param>
protected override void Dispose(bool disposing)
{
if (!disposing)
{
return;
}
if (_efContext != null)
{
_efContext.Dispose();
_efContext = null;
}
base.Dispose(true);
}
/// <summary>
/// Used to get the current NHibernate session associated with a factory key; i.e., the key
/// associated with an NHibernate session factory for a specific database.
/// </summary>
public static RdbContext CreateDbContext(IAcDomain acDomain, string efDbContextName)
{
if (string.IsNullOrEmpty(efDbContextName))
{
throw new ArgumentNullException(efDbContextName, @"objectContextKey may not be null or empty");
}
// alert:这里有个约定
Engine.Rdb.RdbDescriptor db;
string databaseKey = efDbContextName + "DatabaseId";
Guid databaseId;
if (!Guid.TryParse(ConfigurationManager.AppSettings[databaseKey], out databaseId))
{
throw new AnycmdException("DatabaseId应是Guid格式");
}
if (!acDomain.Rdbs.TryDb(databaseId, out db))
{
throw new AnycmdException("意外的" + databaseKey + ":" + databaseId);
}
var efDbContext = new RdbContext(db,
string.Format(ConfigurationManager.ConnectionStrings[efDbContextName].ConnectionString, db.ConnString));
return efDbContext;
}
/// <summary>
/// Used to get the current NHibernate session associated with a factory key; i.e., the key
/// associated with an NHibernate session factory for a specific database.
/// </summary>
public static RdbContext CreateDbContext(IAcDomain acDomain, string efDbContextName)
{
if (string.IsNullOrEmpty(efDbContextName))
{
throw new ArgumentNullException(efDbContextName, @"objectContextKey may not be null or empty");
}
// alert:这里有个约定
Engine.Rdb.RdbDescriptor db;
string databaseKey = efDbContextName + "DatabaseId";
Guid databaseId;
if (!Guid.TryParse(ConfigurationManager.AppSettings[databaseKey], out databaseId))
{
throw new AnycmdException("DatabaseId应是Guid格式");
}
if (!acDomain.Rdbs.TryDb(databaseId, out db))
{
throw new AnycmdException("意外的" + databaseKey + ":" + databaseId);
}
var efDbContext = new RdbContext(db,
string.Format(ConfigurationManager.ConnectionStrings[efDbContextName].ConnectionString, db.ConnString));
return(efDbContext);
}
