Added write and read function

EHEC_Server/EHEC_Server/Doctor.cs

@@ -0,0 +1,56 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated from a template.
+//
+//     Manual changes to this file may cause unexpected behavior in your application.
+//     Manual changes to this file will be overwritten if the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace EHEC_Server
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Linq;
+
+    public partial class Doctor
+    {
+        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
+        public Doctor()
+        {
+            this.Exam = new HashSet<Exam>();
+        }
+        public int DoctorId { get; set; }
+        public string FirstName { get; set; }
+        public string LastName { get; set; }
+        public string DoctorOrigin { get; set; }
+    
+        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
+        public virtual ICollection<Exam> Exam { get; set; }
+
+
+        public bool CreateDoctor(Doctor doctor)
+        {
+            try
+            {
+                using (EHEC_DBEntities ctx = new EHEC_DBEntities())
+                {
+                    ctx.Doctor.Add(doctor);
+                    ctx.SaveChanges();
+                }
+                return true;
+            }
+            catch (Exception)
+            {
+                return false;
+            }
+        }
+        public List<Doctor> GetAllDoctors()
+        {
+            using (EHEC_DBEntities ctx = new EHEC_DBEntities())
+                {
+                    return ctx.Doctor.ToList();
+                }
+        }
+    }
+}