code: public String getName()
      {
      	    
          StringBuilder name = new StringBuilder();
          if(lastName != null && lastName.length() > 0)
          		name.append(lastName);
          
          
          if(name.length() > 0)
              name.append(", ");
          if(firstName != null && firstName.length() > 0)
          		name.append(firstName);
          
          return name.toString();
      }
docs: --------------------------------------------