public static VolunteerHelper GetInstance(AppUserIdentityClaims claims = null)
{
if (helper == null)
{
lock (helperlocker)
{
if (helper == null)
{
helper = new VolunteerHelper(claims);
}
}
}
return(helper);
}
public ProjectProgressHelper()
{
database = DatabaseContext.GetInstance();
vhelper = VolunteerHelper.GetInstance();
}
private CsvHelper()
{
database = DatabaseContext.GetInstance();
vhelper = VolunteerHelper.GetInstance();//claims没有传
}