省市级联代码，简单易用

var provinces={ 北京市:["昌平","朝阳","崇文","大兴","房山","丰台","海淀","怀柔","门头沟","密云","平谷","石景山","顺义","通州","东城","西城","宣武","延庆"], 上海市:["宝山","长宁","崇明","奉贤","虹口","黄浦","嘉定","静安","金山","卢湾","闵行","南汇","浦东","青浦","松江","普陀","徐汇","杨浦","闸北"], 天津市:["宝坻","北辰","大港","东丽","汉沽","河北","和平","河东","红挢","河西","蓟县","静海","津南","南开","宁河","塘沽","西青","武清"], 重庆市:["巴南","壁山","长寿","城口","大渡口","大足","北碚","丰都","奉节","涪陵","合川","江津","江北","九龙坡","开县","梁平","南岸","南川","黔江","綦江","彭水","荣昌","沙坪坝","石柱","双挢","潼南","铜梁","万盛","万州","武隆","巫山","巫溪","秀山","酉阳","永川","渝北","渝中","云阳","垫江","忠县"], 港澳台:["中国台湾","中国香港","中国澳门"], 安徽省:["安庆市","蚌埠市","巢湖市","池州地区","滁州市","阜阳市","合肥市","黄山市","淮北市","淮南市","马鞍山市","六安市","宿州市","铜陵市","芜湖市", "宣城地区"], 青海省:["果洛藏族","海北藏族","海东地区","海西蒙古","海南藏族","黄南藏族","西宁市","玉树藏族"], 福建省:["福州市","南平市","宁德市","龙岩市","莆田市","泉州市","三明市","厦门市","漳州市"], 甘肃省:["白银市","定西地区","甘南藏族自治州","嘉峪关市","金昌市","酒泉地区","兰州市","陇南地区","临夏回族自治州","平凉地区","庆阳地区","天水市","武威地区","张掖地区"], 广东省:["潮州市","东莞市","佛山市","广州市","河源市","惠州市","梅州市","揭阳市","江门市","茂名市","清远市","韶关市","汕头市","汕尾市","深圳市","云浮市","阳江市","珠海市","肇庆市","湛江市"], 贵州省:["安顺地区","毕节地区","贵阳市","六盘水市","黔东南苗族侗族自治地区","黔南布依族苗族自治区", "黔西南布依族苗族自治州","铜仁地区","遵义市"], 海南省:["白沙","保亭","儋州","东方","昌江","澄迈","定安","海口市","乐东","临高","陵水","琼中","琼海","琼山","三亚市","省直辖行","屯昌","通什","万宁","文昌"], 河北省:["保定市","沧州市","承德市","邯郸市","衡水市","廊坊市","秦皇岛市","石家庄","唐山市","邢台市","张家口市"], 湖北省:["鄂州市","恩施土家族苗族自治州","黄冈市","黄石市","荆门市","荆州市","十堰市","省直辖行政单位","武汉市","襄攀市","襄樊市","孝感市","咸宁市","宜昌市"], 黑龙江省:["大庆市","大兴安岭行署","哈尔滨市","鹤岗市","黑河市","佳木斯市","鸡西市","牡丹江市","齐齐哈尔市","七台河市","双鸭山市","绥化市","伊春市"], 河南省:["安阳市","鹤壁市","焦作市","开封市","洛阳市","漯河市","南阳市","平顶山市","濮阳市","商丘市","三门峡市","新乡市","信阳市","许昌市","郑州市","省直辖行政单位","周口地区","驻马店地区"], 湖南省:["长沙市","常德市","怀化市","衡阳市","娄底市","邵阳市","湘潭市","湘西土家族苗族自治州","益阳市","岳阳市","永州市","张家界市","株洲市"], 江苏省:["沭阳市","昆山市","泰兴市","常州市","淮阴市","连云港","南京市","南通市","宿迁市","苏州市","泰州市","无锡市","徐州市","盐城市","扬州市","镇江市"], 江西省:["抚州地区","赣州市","九江市","景德镇市", "吉安地区","南昌市","萍乡市","上饶地区", "新余市","鹰潭市", "宜春地区"], 吉林省:["白山市","白城市","辽源市","长春市","吉林市","松原市", "四平市","通化市","延边朝鲜族自治州"], 辽宁省:["鞍山市","本溪市","朝阳市","丹东市", "大连市","阜新市","葫芦岛市","锦州市","抚顺市","辽阳市","盘锦市","沈阳市","铁岭市", "营口市"], 四川省:["阿坝藏族羌族自治州","甘孜藏族自治州","巴中地区", "成都市","德阳市","达川市","广安市","广元市", "凉山彝族自治州", "乐山市","泸州市","绵阳市","眉山地区","南充市","内江市","攀枝花市", "遂宁市", "宜宾市","自贡市","资阳地区","雅安地区"], 陕西省:["安康地区","宝鸡市","汉中市","商洛地区","铜川市","渭南市","西安市","咸阳市","延安市","榆林市"], 山东省:["德州市","滨州地区","东营市","菏泽地区","济南市","济宁市","聊城市","临沂市","莱芜市","青岛市","日照市","泰安市","潍坊市","威海市","烟台市","淄博市","枣庄市"], 山西省:[ "大同市","晋城市","晋中市","吕梁地区","临汾地区","朔州市","太原市","忻州地区", "阳泉市","运城地区"], 云南省:["保山地区","楚雄彝族自治州","迪庆藏族自治州","大理白族自治州","德宏傣族景颇族自治州","红河哈尼族自治州","昆明市","丽江地区","怒江僳僳族自治州","临沧地区","曲靖市","思茅地区", "文山壮族自治州","西双版纳傣族自治州","玉溪市","昭通地区"], 浙江省:["杭州市", "湖州市","金华市","嘉兴市","宁波市","丽水地区","绍兴市","台州市","温州市","舟山市"], 内蒙古自治区:["阿拉善盟","包头市","巴彦淖尔盟", "赤峰市","呼和浩特","呼伦贝尔盟","乌海市","乌兰察布盟","兴安盟","锡林郭勒盟","伊克昭盟", "哲里木盟"], 宁夏回族自治区:["固原地区", "石嘴山市","银川市","吴忠市"], 广西壮族自治区:["百色地区","北海市","防城港市","贵港市","桂林市","河池地区","贺州地区","柳州市","柳州地区","南宁市","南宁地区","钦州市","梧州市","玉林市"], 西藏自治区:["阿里地区","昌都地区","林芝地区","那曲地区","日喀则","拉萨市","山南地区"], 新疆维吾尔自治区:["阿勒泰地区","巴音郭楞蒙古自治州","博尔塔拉蒙古自治州","昌吉回族自治州","阿克苏地区","克拉玛依市","克孜勒苏柯尔克孜", "哈密地区","和田地区","喀什地区","吐鲁番地区", "塔城地区","乌鲁木齐市","伊犁哈萨克自治州", "伊犁地区","自治区直辖行政单位"] }; //加载省 function loadProvince() { //获取省所对应的列表框对象 var pro=document.getElementById("province"); //从数组中提取省份信息 for(var p in provinces) { //创建option元素 var opt=document.createElement("option"); //设置option元素中的信息 opt.innerText=p; opt.value=p; //将option元素添加到select元素中(option是select的子节点) pro.appendChild(opt); } } //加载市 function loadCity() { //获取用户的省份 var selectProvince=document.getElementById("province").value; if(selectProvince == " "){ return ; } if(selectProvince == ""){ return ; } //根据省获取市(citys是一个数组) var citys=provinces[selectProvince]; //获取市所对应的列表框对象 var city=document.getElementById("city"); //将元素列表框中的元素全部清空 city.innerText=""; var opt=document.createElement("option"); opt.innerText="--请选择城市--"; opt.value=""; city.appendChild(opt); for(var index=0;index<citys.length;) { opt=document.createElement("option"); opt.innerText=citys[index]; opt.value=citys[index]; city.appendChild(opt); index = index + 1; } } window.onload = loadProvince;

ant工具ant资源包

ant工具ant资源包

chatRoom 聊天室

chatRoom.zip 聊天室聊天室服务端 package chatroom; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintStream; import java.net.ServerSocket; import java.net.Socket; import java.text.SimpleDateFormat; import java.util.Date; import java.util.HashSet; import javax.swing.JFrame; import javax.swing.JOptionPane; /** * 聊天室服务器端 ChatRoomServer类 * * @version 1.01, 09/04/10 */ public class ChatRoomServer { private ServerSocket ss; /* 存放Socket的集合hs */ private HashSet<Socket> hs; public ChatRoomServer() { JFrame jf = new JFrame(); do { /* * 弹出输入对话框，提示输入服务器需要绑定的端口号 */ int port = Integer.parseInt(JOptionPane.showInputDialog(jf, "bind port:")); try { ss = new ServerSocket(port); System.out.println("server start success,now listening port:" + port); } catch (Exception e) { /* 弹出确认框进行确认 */ int op = JOptionPane.showConfirmDialog(jf, // 指定是在jf中弹出确认框 "bind fail，retry?", // 框体内容 "bind fail", // 对话框的标题 JOptionPane.YES_NO_OPTION); // 确认框按钮项 /* 如果选择'否'，则退出程序 */ if (op == JOptionPane.NO_OPTION) { System.exit(1); } /* 打印异常栈信息 */ e.printStackTrace(); } } while (ss == null); /* 创建HashSet，用来存放Socket对象 */ hs = new HashSet<Socket>(); while (true) { try { /* 获得Socket，网络阻塞，等待客户端的连接 */ Socket s = ss.accept(); /* 一旦客户端连接上，则加入HashSet，便于维护 */ hs.add(s); /* 启动一个服务线程，为客户端服务 */ new ServerThread(s).start(); } catch (IOException e) { e.printStackTrace(); } } } /** * 成员内部类，服务线程类 */ class ServerThread extends Thread { private Socket s; public ServerThread(Socket s) { this.s = s; } @Override public void run() { BufferedReader br = null; try { br = new BufferedReader(new InputStreamReader(s .getInputStream())); while (true) { /* 从网络中读取客户端发出的消息 */ String str = br.readLine(); /* * 客户退出时的处理逻辑 规则：以"%EXIT_CHATROOM%"开头的消息为客户退出标记 */ if (str.charAt(0) == '%') { String com = str.split("%")[1]; if (com.equals("EXIT_CHATROOM")) { hs.remove(s); printMessage(str.split("%")[2] + ",leave！"); s.close(); break; } } else { /* 正常情况，直接向客户端群发消息 */ printMessage(str); } } } catch (IOException e) { e.printStackTrace(); } } /* * 负责为客户端群发消息 */ private void printMessage(String mes) { System.out.println(mes); try { /* 遍历所有Socket */ for (Socket s : hs) { PrintStream ps = new PrintStream(s.getOutputStream()); /* 产生发消息的时刻 */ Date date = new Date(); SimpleDateFormat sdf = new SimpleDateFormat( "yyyy-MM-dd HH:mm:ss"); /* 向客户端发消息,消息结构为mes [yyyy-MM-dd HH:mm:ss] */ ps.println(mes + " [" + sdf.format(date) + "]"); /* 注意需要及时flush，清空缓冲区 */ ps.flush(); } } catch (IOException e) { e.printStackTrace(); } } } /* * 主方法，启动聊天室服务器端 */ public static void main(String[] args) { new ChatRoomServer(); } } 客户端窗体 package chatroom; import java.awt.BorderLayout; import java.awt.Font; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintStream; import java.net.Socket; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.JTextField; /** * 客户端窗口ChatRoomClientFrame类 负责客户端的视图表示、事件处理等逻辑 作为一个窗口，所以本类继承自JFrame * 为了实现事件处理，本类实现了ActionListener接口 * * @version 1.01, 09/04/10 */ public class ChatRoomClientFrame extends JFrame implements ActionListener { private static final long serialVersionUID = 3484437496861281646L; private JTextArea jta; // 多行文本域 private JLabel label; // 文本标签 private JTextField jtf; // 单行文本框 private JButton jb; // 按钮 private Socket socket; // socket 套接字 private String name; // 用户名 /* * ChatRoomClientFrame构造方法，负责初始化以及添加事件处理 */ public ChatRoomClientFrame(String name, Socket socket) { super("chatroom"); Font f = new Font("楷体", Font.BOLD, 20); /* 设置字体 */ jta = new JTextArea(10, 10); /* 创建10行10列的空多行文本域 */ jta.setEditable(false); /* 设置多行文本域为不可编辑 */ jta.setFont(f); /* 设置多行文本域字体 */ label = new JLabel(name + ":"); /* 创建带有用户名的文本标签 */ label.setFont(f); /* 设置文本标签字体 */ jtf = new JTextField(25); /* 创建单行文本框 */ jtf.setFont(f); /* 设置单行文本框字体 */ jb = new JButton("send"); /* 创建按钮 */ this.name = name; this.socket = socket; init(); /* 初始化，设置组件关系 */ addEventHandler(); /* 为组件添加事件监听 */ } /* * 初始化组件关系方法，供构造方法调用 */ private void init() { JScrollPane jsp = new JScrollPane(jta); this.add(jsp, BorderLayout.CENTER); JPanel jp = new JPanel(); jp.add(label); jp.add(jtf); jp.add(jb); this.add(jp, BorderLayout.SOUTH); } /* * 负责为各组件添加事件处理机制 */ private void addEventHandler() { jb.addActionListener(this); // 为jb添加事件监听，JButton点击触发事件 jtf.addActionListener(this); // 为jtf添加事件监听，JTextField敲回车触发事件 /* 设置JFrame默认关闭状态：DO_NOTHING_ON_CLOSE */ this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE); /* 为JFrame添加窗口事件监听 */ this.addWindowListener(new WindowAdapter() { @Override public void windowClosing(WindowEvent arg0) { /* 弹出确认框进行交互 */ int op = JOptionPane.showConfirmDialog( ChatRoomClientFrame.this, "exit?", "exit", JOptionPane.YES_NO_OPTION); if (op == JOptionPane.YES_OPTION) { try { PrintStream ps = new PrintStream(socket .getOutputStream()); /* 向服务器发送以%EXIT_CHATROOM%name为格式的串，代表退出信号 */ ps.println("%EXIT_CHATROOM%" + name); /* 注意需要及时flush */ ps.flush(); try { Thread.sleep(168); // 进行延时控制，防止提前关闭socket } catch (InterruptedException e) { e.printStackTrace(); } socket.close(); // 关闭客户端socket ps.close(); // 关闭流 } catch (IOException e) { e.printStackTrace(); } System.exit(1); // 退出程序 } } }); } /* * 实现事件处理方法 */ public void actionPerformed(ActionEvent ae) { try { PrintStream ps = new PrintStream(socket.getOutputStream()); ps.println(name + ": " + jtf.getText()); ps.flush(); /* 清空jtf中内容 */ jtf.setText(""); } catch (IOException e) { e.printStackTrace(); } } /* * 显示并执行窗口逻辑 */ public void showMe() { this.pack(); // 自动调整此窗口的大小 this.setVisible(true); // 设置窗口可见 /* * 启动线程，负责接收服务器端发来的消息 */ new Thread() { @Override public void run() { BufferedReader br = null; try { br = new BufferedReader(new InputStreamReader(socket .getInputStream())); while (true) { /* 从网络中读取服务器发出的数据 */ String str = br.readLine(); /* 对JTextArea进行追加消息 */ jta.append(str + "\n"); } } catch (IOException e) { e.printStackTrace(); } } }.start(); } } 客户端 package chatroom; import java.io.PrintStream; import java.net.Socket; import javax.swing.JFrame; import javax.swing.JOptionPane; /** * 聊天室客户端 ChatRoomClient * * @version 1.01, 09/04/10 */ public class ChatRoomClient { private String name; // 用户名 private Socket socket; // Socket 套接字 private ChatRoomClientFrame frame; // 组合复用 ChatRoomClientFrame /* * ChatRoomClient构造方法，负责构造客户端表示逻辑 */ public ChatRoomClient() { JFrame jf = new JFrame(); /* * 弹出用户输入对话框，提示用户输入服务器的IP地址 返回相应字符串形式，存于变量serverIP，缺省值127.0.0.1 */ String serverIP = JOptionPane.showInputDialog(jf, "server IP:", "127.0.0.1"); /* * 弹出用户输入对话框，提示用户输入服务器端口号 转化为int形式返回，存于变量serverPort */ int serverPort = Integer.parseInt(JOptionPane.showInputDialog(jf, "port:")); /* * 弹出用户输入对话框，提示用户输入用户名，存于成员属性name */ name = JOptionPane.showInputDialog(jf, "your name:"); try { /* 通过IP和Port，与服务器端建立连接 */ socket = new Socket(serverIP, serverPort); /* 给服务器发消息 */ PrintStream ps = new PrintStream(socket.getOutputStream()); ps.println(name + ",login !"); } catch (Exception e) { JOptionPane.showMessageDialog(jf, "fail，check the connection！"); e.printStackTrace(); System.exit(1); } /* * 创建ChatRoomClientFrame，进行客户端主窗口的显示 */ frame = new ChatRoomClientFrame(name, socket); frame.showMe(); } /* * 主方法，启动聊天室客户端 */ public static void main(String[] args) { new ChatRoomClient(); } }

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