Exemplos de ProductServices MyProductEntities.SaveChanges em C# (CSharp)

Exemplo n.º 1

Arquivo: ProductService.svc.cs Projeto: mapachan/Products--InProgress

 public bool delete(Product product)
 {
     using (MyProductEntities mde = new MyProductEntities())
     {
         try
         {
             int           id = Convert.ToInt32(product.Id);
             ProductEntity pe = mde.ProductEntities.Single(p => p.id == id);
             mde.ProductEntities.Remove(pe);
             mde.SaveChanges();
             return(true);
         }
         catch
         {
             return(false);
         }
     }
 }

Exemplo n.º 2

Arquivo: ProductService.svc.cs Projeto: mapachan/Products--InProgress

 public bool edit(Product product)
 {
     using (MyProductEntities mde = new MyProductEntities())
     {
         try
         {
             int           id = Convert.ToInt32(product.Id);
             ProductEntity pe = mde.ProductEntities.Single(p => p.id == id);
             pe.Name     = product.Name;
             pe.Price    = product.Price;
             pe.Quantity = product.Quantity;
             mde.SaveChanges();
             return(true);
         }
         catch
         {
             return(false);
         }
     }
 }

Exemplo n.º 3

Arquivo: ProductService.svc.cs Projeto: mapachan/Products--InProgress

 public bool create(Product product)
 {
     using (MyProductEntities mde = new MyProductEntities())
     {
         try
         {
             ProductEntity pe = new ProductEntity();
             pe.Name     = product.Name;
             pe.Price    = product.Price;
             pe.Quantity = product.Quantity;
             mde.ProductEntities.Add(pe);
             mde.SaveChanges();
             return(true);
         }
         catch
         {
             return(false);
         }
     }
 }