Pair.java.html

  1  /**
  2     This class collects a pair of elements of different types.
  3  */
  4  public class Pair<T, S>
  5  {
  6     private T first;
  7     private S second;
  8  
  9     /**
 10        Constructs a pair containing two given elements.
 11        @param firstElement the first element
 12        @param secondElement the second element
 13     */
 14     public Pair(T firstElement, S secondElement)
 15     {
 16        first = firstElement;
 17        second = secondElement;
 18     }
 19  
 20     /**
 21        Gets the first element of this pair.
 22        @return the first element
 23     */
 24     public T getFirst() { return first; }
 25  
 26     /**
 27        Gets the second element of this pair.
 28        @return the second element
 29     */
 30     public S getSecond() { return second; }
 31  
 32     public String toString() { return "(" + first + ", " + second + ")"; }
 33  }