public IDbConnectionSession BeginSession(RequestContext context)
{
if (SessionStore.LocalSession != null)
{
throw new SmartSqlException("SmartSqlMapper could not invoke BeginSession(). A LocalSession is already existed.");
}
InitDataSource(context, DataSourceChoice.Read);
var dataSource = DataSourceFilter.Elect(context);
var dbSession = SessionStore.CreateDbSession(dataSource);
dbSession.Begin();
return(dbSession);
}
public async Task <T> ExecuteWrapAsync <T>(Func <IDbConnectionSession, Task <T> > execute, RequestContext context, DataSourceChoice sourceChoice = DataSourceChoice.Write)
{
SetupRequestContext(context, sourceChoice);
if (CacheManager.TryGet <T>(context, out T cachedResult))
{
return(cachedResult);
}
return(await WrapWithTransactionAsync <T>(context, async (dbSession) =>
{
if (dbSession == null)
{
var dataSource = DataSourceFilter.Elect(context);
dbSession = SessionStore.GetOrAddDbSession(dataSource);
}
try
{
var result = await execute(dbSession).ConfigureAwait(false);
CacheManager.RequestExecuted(dbSession, context);
CacheManager.TryAdd <T>(context, result);
return result;
}
catch (Exception ex)
{
_logger.LogError(ex.HelpLink, ex, ex.Message);
throw ex;
}
finally
{
if (dbSession.LifeCycle == DbSessionLifeCycle.Transient)
{
SessionStore.Dispose();
}
}
}));
}
