public PaperArchieve Add(PaperArchieve paper)
{
try
{
var validator = new PaperValidator <PaperArchieve>();
if (validator.ValidateInput(paper))
{
if (Get(paper.Id) == null)
{
return(_paperArchieveDAL.Add(paper));
}
else
{
throw new Exception("Paper already exist");
}
}
else
{
return(null);
}
}
catch (Exception ex)
{
throw ex.GetBaseException();
}
}
public Paper Update(Paper modifiedPaper)
{
var validator = new PaperValidator <Paper>();
try
{
if (validator.ValidateInput(modifiedPaper))
{
if (Get(modifiedPaper.Id) != null)
{
return(_paperDAL.Update(modifiedPaper));
}
else
{
throw new Exception("Paper not exist");
}
}
else
{
return(null);
}
}
catch (Exception ex)
{
throw ex.GetBaseException();
}
}
