<rt id="bn8ez"></rt>
<label id="bn8ez"></label>

  • <span id="bn8ez"></span>

    <label id="bn8ez"><meter id="bn8ez"></meter></label>

    Vincent

    Vicent's blog
    隨筆 - 74, 文章 - 0, 評論 - 5, 引用 - 0
    數(shù)據(jù)加載中……

    java中對象的排序

    1:排序類

    package com.tixa.bad.customer.util;

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

    import com.tixa.bad.customer.data.AdstatGraphArea;

    /**
    ?* 對地區(qū)數(shù)據(jù)進行排序
    ?*
    ?* @StatAreaSort
    ?*
    ?* @author
    ?*
    ?* TODO
    ?*/
    public class StatAreaSort
    {
    ?/**
    ? * 點擊排序規(guī)則,倒序
    ? */
    ?private static Comparator orderClick = new Comparator()
    ?{
    ??public int compare(Object o1, Object o2)
    ??{
    ???AdstatGraphArea b1 = (AdstatGraphArea) o1;
    ???AdstatGraphArea b2 = (AdstatGraphArea) o2;
    ???return (b2.getClickcount() - b1.getClickcount());
    ??}
    ?};

    ?/**
    ? * ip排序規(guī)則,倒序
    ? */
    ?private static Comparator orderIP = new Comparator()
    ?{
    ??public int compare(Object o1, Object o2)
    ??{
    ???AdstatGraphArea b1 = (AdstatGraphArea) o1;
    ???AdstatGraphArea b2 = (AdstatGraphArea) o2;
    ???return (b2.getIpcount() - b1.getIpcount());
    ??}
    ?};

    ?/**
    ? * 根據(jù)點擊量進行排序
    ? *
    ? * @param list
    ? */
    ?public static void getSortClick(ArrayList list)
    ?{
    ??Collections.sort(list, orderClick);
    ??// Collections.reverse(list);
    ?}

    ?/**
    ? * 根據(jù)ip量進行排序
    ? *
    ? * @param list
    ? */
    ?public static void getSortIp(ArrayList list)
    ?{
    ??Collections.sort(list, orderIP);
    ??// Collections.reverse(list);
    ?}

    }
    2:對排序進行測試
    package com.tixa.bad.customer.util;

    import java.util.ArrayList;

    import junit.framework.TestCase;

    import com.tixa.bad.customer.data.AdstatGraphArea;

    public class StatAreaSortTest extends TestCase
    {

    ?protected void setUp() throws Exception
    ?{
    ??super.setUp();
    ?}

    ?protected void tearDown() throws Exception
    ?{
    ??super.tearDown();
    ?}

    ?/*
    ? * Test method for 'com.tixa.bad.customer.util.StatAreaSort.getSortClick(ArrayList)'
    ? */
    ?public void testGetSortClick()
    ?{

    ???ArrayList list = new ArrayList();
    ???
    ???AdstatGraphArea graAre = new AdstatGraphArea();
    ???graAre.setAdid(1);
    ???graAre.setClickcount(786);
    ???graAre.setIpcount(43453);
    ???list.add(graAre);
    ???
    ???AdstatGraphArea graAre1 = new AdstatGraphArea();
    ???graAre1.setAdid(2);
    ???graAre1.setClickcount(987876);
    ???graAre1.setIpcount(545);
    ???list.add(graAre1);
    ???
    ???AdstatGraphArea graAre2 = new AdstatGraphArea();
    ???graAre2.setAdid(3);
    ???graAre2.setClickcount(877887);
    ???graAre2.setIpcount(4534534);
    ???list.add(graAre2);
    ???
    ???AdstatGraphArea graAre3 = new AdstatGraphArea();
    ???graAre3.setAdid(4);
    ???graAre3.setClickcount(97998);
    ???graAre3.setIpcount(34534);
    ???list.add(graAre3);
    ???
    ???AdstatGraphArea graAre4 = new AdstatGraphArea();
    ???graAre4.setAdid(5);
    ???graAre4.setClickcount(500);
    ???graAre4.setIpcount(2000);
    ???list.add(graAre4);
    ???
    ???System.out.print("sore before ");
    ???for(int i = 0;i<list.size();i++)
    ???{
    ????AdstatGraphArea a = (AdstatGraphArea)list.get(i);
    ????System.out.println(a.getAdid());
    ???}
    ???
    ???StatAreaSort.getSortClick(list);
    ???
    ???System.out.print("sore after");
    ???for(int i = 0;i<list.size();i++)
    ???{
    ????AdstatGraphArea a = (AdstatGraphArea)list.get(i);
    ????System.out.println(a.getAdid());
    ???}
    ???System.out.println("----------------------");
    ???
    ???StatAreaSort.getSortIp(list);
    ???for(int i = 0;i<list.size();i++)
    ???{
    ????AdstatGraphArea a = (AdstatGraphArea)list.get(i);
    ????System.out.println(a.getAdid());
    ???}
    ?}

    ?/*
    ? * Test method for 'com.tixa.bad.customer.util.StatAreaSort.getSortIp(ArrayList)'
    ? */
    ?public void testGetSortIp()
    ?{

    ?}

    }

    posted on 2006-08-24 15:21 Binary 閱讀(347) 評論(0)  編輯  收藏 所屬分類: j2se

    主站蜘蛛池模板: 亚洲日韩国产一区二区三区在线 | 亚洲综合精品成人| 亚洲精品在线免费观看| 亚洲一区中文字幕久久| 无码中文字幕av免费放dvd| 国产成人无码综合亚洲日韩| 免费看一区二区三区四区| 亚洲天天做日日做天天欢毛片| 在线观看特色大片免费网站| 久久久久久亚洲精品| 一区二区三区在线免费看| 久久亚洲精品国产精品| 精品久久8x国产免费观看| 亚洲人成综合网站7777香蕉| 日韩免费无砖专区2020狼| 高h视频在线免费观看| 亚洲熟女少妇一区二区| 一级毛片免费观看不卡的| 亚洲噜噜噜噜噜影院在线播放| 成年女人色毛片免费看| 色噜噜的亚洲男人的天堂| 亚洲无人区午夜福利码高清完整版| 两个人的视频www免费| 亚洲精彩视频在线观看| 午夜两性色视频免费网站| 二级毛片免费观看全程| 亚洲AV午夜成人影院老师机影院| 18成禁人视频免费网站| 亚洲精品天堂成人片AV在线播放 | 麻豆一区二区三区蜜桃免费| 亚洲中文字幕无码日韩| 曰批全过程免费视频播放网站 | 久久久久久影院久久久久免费精品国产小说| 亚洲人成网站在线播放影院在线| 成视频年人黄网站免费视频| 美女尿口扒开图片免费 | 亚洲啪啪免费视频| 免费少妇a级毛片| 久久久久久久99精品免费| 亚洲精品无码久久久久久| 亚洲精品字幕在线观看|