package cn.edu.bjut.chapter6;

import java.util.Comparator;
import java.util.Set;
import java.util.TreeSet;

public class Name2Tester {
	public static void main(String[] args) {
		Set<Name2> nameSet1 = new TreeSet<Name2>(); // 自然排序
		nameSet1.add(new Name2("Albert", "Einstein"));
		nameSet1.add(new Name2("Issac", "Netwon"));
		nameSet1.add(new Name2("Qiang", "Yang")); 
		nameSet1.add(new Name2("Prem", "Gopalan")); 
		nameSet1.add(new Name2("Jaewon", "Yang")); 
		System.out.println(nameSet1);
 
		Set<Name2> nameSet2 = new TreeSet<Name2>(new Comparator<Name2>() {
			@Override
			public int compare(Name2 arg0, Name2 arg1) {
				return arg0.getFirstName().compareToIgnoreCase(arg1.getFirstName());
			}
 
		}); // 自定义排序
 
		for (Name2 name: nameSet1) {
			nameSet2.add(name); 
		}
		System.out.println(nameSet2);
	}
}