.NET 4.0 Generics Beginner's Guide

Time for action – creating the KNN API

Follow the given steps:

1. Create a class library project.
2. Add a class to the project. Call it Entry. Add the following code:

   public class Entry
   {
     public string Id
     {
       get; 
       set; 
     }
     public string Tag
     {
       get;
       set;
     }
     public List<double> ParamValues
     {
       get; 
       set; 
     }
   }

3. Add another class to this project. Call it KNN.
4. Add the following variable and the constructor:

   private List<KeyValuePair<string, List<double>>> map ;
   public KNN()
   {
     map = new List<KeyValuePair<string, List<double>>>();
   }

5. Add the following methods:

   /// <summary> /// Adds a patient record to the list /// </summary> /// <param name="entry"></param> public void Add(Entry entry) { map.Add(new KeyValuePair<string,List<double>>(entry.Tag, entry.ParamValues)); } /// ...