Java实现中文字符串的排序功能

package test;

/**
 * 
 * @Title          书的信息类
 * @author         LR
 * @version     1.0
 * @since         2016-04-21
 */

public class Book {

    private String book_id;
    
    private String book_name;
    
    private String publishing_house;
    
    public Book(String book_id, String book_name, String publishing_house) {
        super();
        this.book_id = book_id;
        this.book_name = book_name;
        this.publishing_house = publishing_house;
    }

    public String getBook_id() {
        return book_id;
    }

    public void setBook_id(String book_id) {
        this.book_id = book_id;
    }

    public String getBook_name() {
        return book_name;
    }

    public void setBook_name(String book_name) {
        this.book_name = book_name;
    }

    public String getPublishing_house() {
        return publishing_house;
    }

    public void setPublishing_house(String publishing_house) {
        this.publishing_house = publishing_house;
    }

    @Override
    public String toString() {
        // TODO Auto-generated method stub
        return "书号"+book_id+"\n书名"+book_name+"\n出版社"+publishing_house;
    }
}

package test;

import java.text.Collator;

/**
 * 
 * @Title          中文字符串排序功能
 * @author         LR
 * @version     1.0
 * @since         2016-04-21
 */

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;

public class CollectionChineseSort implements Comparator<Book>{
    
    Collator collator= Collator.getInstance(java.util.Locale.CHINA);
    
    public static void main(String[] args) {
        
        ArrayList<Book> list=new ArrayList<Book>();
        
        list.add(new Book("1","英语","英语出版社"));
        list.add(new Book("2","日语","日语出版社"));
        list.add(new Book("3","德语","德语出版社"));
        list.add(new Book("4","法语","法语出版社"));
        list.add(new Book("5","俄语","俄语出版社"));
        
        Collections.sort(list,new CollectionChineseSort());
        
        for (Book book:list){  
            System.out.println(book);  
        }  
    }

    @Override
    public int compare(Book book1, Book book2) {
        // TODO Auto-generated method stub
        
        int compare_value=collator.compare(book1.getBook_name(),book2.getBook_name());
        
        if(compare_value>0){
            return 1;
        }
        if(compare_value<0){
            return  -1;
        }
        
        return 0;
    }
}