拼音比较

import java.text.Collator;
import java.util.Comparator;
import java.util.Locale;
import java.util.Set;
import java.util.TreeSet;

public class User implements Comparable<User>{
private String name;
private int age;

User(String name, int age) {
this.name = name;
this.age = age;
}

public String getName() {
return this.name;
}

public int getAge() {
return this.age;
}
@Override
public int compareTo(User other) {
if (other == null) {
return 1;
}
Comparator comparator = Collator.getInstance(Locale.CHINA);
return comparator.compare(name, other.getName());
}
}