1. import java.util.ArrayList;
  2.  
  3. public class Category {
  4.     ArrayList<Category> childs;
  5.     private String name;
  6.    
  7.     public Category(String name) {
  8.         this.name = name;
  9.         childs = new ArrayList<Category>(0);
  10.     }
  11.    
  12.     public Category(String name, ArrayList<Category> childs) {
  13.         this.name = name;
  14.         this.childs = childs;
  15.     }
  16.    
  17.     public String getName() {
  18.         return name;
  19.     }
  20. }