public override string ToString() { // (course type): Name=(course name); Teacher=(teacher name); Topics=[(course topics – comma separated)]; // Lab=(lab name – when applicable); Town=(town name – when applicable); StringBuilder result = new StringBuilder(); result.AppendFormat("{0}: Name={1}", this.GetType().Name, this.Name); if (this.Teacher != null) { result.AppendFormat("; Teacher={0}", this.Teacher.Name); } if (this.topics.Count > 0) { result.Append("; Topics=["); foreach (var topic in this.topics) { result.Append(topic + ", "); } result.Length -= 2; result.Append("]"); } if (this is LocalCourse) { LocalCourse course = this as LocalCourse; result.AppendFormat("; Lab={0}", course.Lab); } else if (this is OffsiteCourse) { OffsiteCourse course = this as OffsiteCourse; result.AppendFormat("; Town={0}", course.Town); } return(result.ToString()); }
public IOffsiteCourse CreateOffsiteCourse(string name, ITeacher teacher, string town) { if (name == null || town == null) { throw new ArgumentNullException("Either name or town are null"); } else { IOffsiteCourse course = new OffsiteCourse(); course.Name = name; course.Teacher = teacher; course.Town = town; return(course); } }
static void Main() { LocalCourse localCourse = new LocalCourse("Databases"); Console.WriteLine(localCourse); localCourse.Lab = "Enterprise"; Console.WriteLine(localCourse); localCourse.Students = new List<string>() { "Peter", "Maria" }; Console.WriteLine(localCourse); localCourse.TeacherName = "Svetlin Nakov"; localCourse.AddStudent("Milena"); localCourse.AddStudent("Todor"); Console.WriteLine(localCourse); OffsiteCourse offsiteCourse = new OffsiteCourse( "PHP and WordPress Development", "Mario Peshev", new List<string>() { "Thomas", "Ani", "Steve" }); Console.WriteLine(offsiteCourse); }
public IOffsiteCourse CreateOffsiteCourse(string name, ITeacher teacher, string town) { var offsiteCourse = new OffsiteCourse(name, teacher, town); return offsiteCourse; }
public IOffsiteCourse CreateOffsiteCourse(string name, ITeacher teacher, string town) { ICourse offsiteCourse = new OffsiteCourse(name, teacher, town); return((IOffsiteCourse)offsiteCourse); }
public IOffsiteCourse CreateOffsiteCourse(string name, ITeacher teacher, string town) { if (name == null || town == null) { throw new ArgumentNullException("Either name or town are null"); } else { IOffsiteCourse course = new OffsiteCourse(); course.Name = name; course.Teacher = teacher; course.Town = town; return course; } }