public async Task <IActionResult> PutStudent(string id, Student student)
{
if (id != student.StudentId)
{
return(BadRequest());
}
_context.Entry(student).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!StudentExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task<IActionResult> PutBook(string id, Book book)
{
if (id != book.Isbn)
{
return BadRequest();
}
_context.Entry(book).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!BookExists(id))
{
return NotFound();
}
else
{
throw;
}
}
return NoContent();
}
public async Task <IActionResult> PutAuthor(int id, Author author)
{
if (id != author.AuthorId)
{
return(BadRequest());
}
_context.Entry(author).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!AuthorExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}