Java实现XML文件学生通讯录

/*添加学生记录*/import java.awt.BorderLayout;import java.awt.EventQueue;import javax.swing.ButtonGroup;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.border.EmptyBorder;import javax.swing.JLabel;import javax.swing.JOptionPane;import java.awt.Font;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.JTextField;import javax.swing.JRadioButton;import javax.swing.JButton;import javax.swing.JComboBox;public class AddPerson extends JFrame {  private JPanel contentPane;  private JTextField jt1;  private JTextField jt2;  private JTextField jt3;  private JTextField jt4;  private JTextField jt5;  private JTextField jt6;  private JTextField jt7;  public AddPerson() {    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);    setBounds(100, 100, 450, 489);    contentPane = new JPanel();    contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));    contentPane.setLayout(null);    setContentPane(contentPane);    JLabel jl1 = new JLabel("学生通讯录");    jl1.setFont(new Font("宋体", Font.PLAIN, 16));    jl1.setBounds(10, 0, 95, 29);    contentPane.add(jl1);    JLabel jl2 = new JLabel("学生编号");    jl2.setFont(new Font("宋体", Font.PLAIN, 16));    jl2.setBounds(51, 39, 65, 29);    contentPane.add(jl2);    JLabel jl3 = new JLabel("学生姓名");    jl3.setFont(new Font("宋体", Font.PLAIN, 16));    jl3.setBounds(51, 78, 65, 29);    contentPane.add(jl3);    JLabel jl4 = new JLabel("学生性别");    jl4.setFont(new Font("宋体", Font.PLAIN, 16));    jl4.setBounds(51, 117, 65, 29);    contentPane.add(jl4);    JLabel jl5 = new JLabel("学生年龄");    jl5.setFont(new Font("宋体", Font.PLAIN, 16));    jl5.setBounds(51, 163, 65, 29);    contentPane.add(jl5);    JLabel jl6 = new JLabel("出生日期");    jl6.setFont(new Font("宋体", Font.PLAIN, 16));    jl6.setBounds(51, 202, 65, 29);    contentPane.add(jl6);    JLabel jl7 = new JLabel("手机号码");    jl7.setFont(new Font("宋体", Font.PLAIN, 16));    jl7.setBounds(51, 250, 65, 29);    contentPane.add(jl7);    JLabel jl8 = new JLabel("电子邮箱");    jl8.setFont(new Font("宋体", Font.PLAIN, 16));    jl8.setBounds(51, 296, 65, 29);    contentPane.add(jl8);    JLabel jl9 = new JLabel("家庭住址");    jl9.setFont(new Font("宋体", Font.PLAIN, 16));    jl9.setBounds(51, 345, 65, 29);    contentPane.add(jl9);    JLabel jl10 = new JLabel("专业名称");    jl10.setFont(new Font("宋体", Font.PLAIN, 16));    jl10.setBounds(51, 389, 65, 29);    contentPane.add(jl10);    jt1 = new JTextField();    jt1.setBounds(129, 38, 150, 34);    contentPane.add(jt1);    jt1.setColumns(10);    jt2 = new JTextField();    jt2.setColumns(10);    jt2.setBounds(129, 83, 150, 34);    contentPane.add(jt2);    jt3 = new JTextField();    jt3.setColumns(10);    jt3.setBounds(129, 163, 150, 34);    contentPane.add(jt3);    jt4 = new JTextField();    jt4.setColumns(10);    jt4.setBounds(129, 201, 150, 34);    contentPane.add(jt4);    jt5 = new JTextField();    jt5.setColumns(10);    jt5.setBounds(129, 250, 150, 34);    contentPane.add(jt5);    jt6 = new JTextField();    jt6.setColumns(10);    jt6.setBounds(129, 301, 150, 34);    contentPane.add(jt6);    jt7 = new JTextField();    jt7.setColumns(10);    jt7.setBounds(129, 350, 150, 34);    contentPane.add(jt7);    JRadioButton radioButton = new JRadioButton("男",true);    radioButton.setBounds(139, 121, 65, 23);    contentPane.add(radioButton);    JRadioButton radioButton_1 = new JRadioButton("女");    radioButton_1.setBounds(221, 121, 121, 23);    contentPane.add(radioButton_1);    ButtonGroup bb=new ButtonGroup();    bb.add(radioButton);bb.add(radioButton_1);JButton jb1 = new JButton("添加");jb1.setFont(new Font("宋体", Font.PLAIN, 16));jb1.setBounds(314, 78, 110, 61);contentPane.add(jb1);JButton jb2 = new JButton("关闭");jb2.setFont(new Font("宋体", Font.PLAIN, 16));jb2.setBounds(314, 167, 110, 61);contentPane.add(jb2);JButton jb3 = new JButton("清除");jb3.setFont(new Font("宋体", Font.PLAIN, 16));jb3.setBounds(314, 265, 110, 61);contentPane.add(jb3);String str1[]= {"计算机科学与技术","信息安全","电子信息科学与技术","网络工程"};JComboBox comboBox=new JComboBox(str1); ;comboBox.setBounds(126, 400, 155, 29);contentPane.add(comboBox);    jb1.addActionListener(new ActionListener() {    public void actionPerformed(ActionEvent arg0) {      PersonOperatorDome ppp=new PersonOperatorDome();      if(ppp.SerachPersonbool(jt1.getText())) {        JOptionPane.showMessageDialog(null, "此ID已存在，请勿重复添加");      }      else {        Person pp=new Person();        PersonOperatorDome person=new PersonOperatorDome();        String sex;        if(radioButton.isSelected()) {           sex=radioButton.getText();        }        else {           sex=radioButton_1.getText();        }        pp.setId(jt1.getText());        pp.setName(jt2.getText());        pp.setSex(sex);        pp.setBirthday(jt4.getText());        pp.setAge(jt3.getText());        pp.setPhone(jt5.getText());        pp.setEmail(jt6.getText());        pp.setAddress(jt7.getText());        pp.setMajor(String.valueOf(comboBox.getSelectedItem()));        person.addPerson(pp);        JOptionPane.showMessageDialog(null, "添加成功");      }      }});    jb3.addActionListener(new ActionListener() {    @Override    public void actionPerformed(ActionEvent arg0) {      // TODO Auto-generated method stub      jt1.setText("");      jt2.setText("");      jt3.setText("");      jt4.setText("");      jt5.setText("");      jt6.setText("");      jt7.setText("");    }    });    jb2.addActionListener(new ActionListener() {    @Override    public void actionPerformed(ActionEvent arg0) {      // TODO Auto-generated method stub      dispose();    }    });  }}

/*人员信息类*/public class Person {  private String id;  private String name;  private String sex;  private String age;  private String birthday;  private String phone;  private String email;  private String address;  private String major;  public String getId() {    return id;  }  public void setId(String id) {    this.id = id;  }  public String getName() {    return name;  }  public void setName(String name) {    this.name = name;  }  public String getSex() {    return sex;  }  public void setSex(String sex) {    this.sex = sex;  }  public String getAge() {    return age;  }  public void setAge(String age) {    this.age = age;  }  public String getBirthday() {    return birthday;  }  public void setBirthday(String birthday) {    this.birthday = birthday;  }  public String getPhone() {    return phone;  }  public void setPhone(String phone) {    this.phone = phone;  }  public String getEmail() {    return email;  }  public void setEmail(String email) {    this.email = email;  }  public String getAddress() {    return address;  }  public void setAddress(String address) {    this.address = address;  }  public String getMajor() {    return major;  }  public void setMajor(String major) {    this.major = major;  }}

/*人员操作接口*/import org.dom4j.Document;public interface PersonOperator {  public void addPerson(Person person);  public void updatePerson(Person person);  public void deletePerson(String id);   public Person SerachPerson(String id);  public boolean SerachPersonbool(String id);  public void beifen();  public void huifu();}

import java.io.File;import java.io.FileOutputStream;import java.util.Iterator;import java.util.List;import org.dom4j.Document;import org.dom4j.DocumentHelper;import org.dom4j.Element;import org.dom4j.io.OutputFormat;import org.dom4j.io.SAXReader;import org.dom4j.io.XMLWriter;public class PersonOperatorDome {      public void addPerson(Person person) {        try {           File file = new File("E:/person.xml");           Document doc = null;           Element rootElem = null;           if(!file.exists()) {              doc = DocumentHelper.createDocument();              rootElem = doc.addElement("personlist");           } else {             doc = new SAXReader().read(file);             rootElem = doc.getRootElement();           }           Element personElem = rootElem.addElement("person");           personElem.addAttribute("id", person.getId());           personElem.addElement("name").setText(person.getName());           personElem.addElement("sex").setText(person.getSex());           personElem.addElement("age").setText(person.getAge());           personElem.addElement("birthday").setText(person.getBirthday());           personElem.addElement("phone").setText(person.getPhone());           personElem.addElement("email").setText(person.getEmail());           personElem.addElement("address").setText(person.getAddress());           personElem.addElement("major").setText(person.getMajor());           XML.Writexml(doc);         } catch (Exception e) {           e.printStackTrace();        }        }     public void UpdataPerson(Person person) {     Document doc = XML.getDocument();    Element root=doc.getRootElement();    List persons=root.elements();    for(int i=0;i<persons.size();i++) {      Element test=(Element)persons.get(i);      if(person.getId().equals(test.attributeValue("id"))) {        for(Iterator it =test.elementIterator();it.hasNext();) {          Element node=(Element)it.next();          String type=node.getName();          if("name".equals(type)) {            node.setText(person.getName());          }          if("sex".equals(type)) {            node.setText(person.getSex());          }          if("age".equals(type)) {            node.setText(person.getAge());          }          if("birthday".equals(type)) {            node.setText(person.getBirthday());          }          if("phone".equals(type)) {            node.setText(person.getPhone());          }          if("email".equals(type)) {            node.setText(person.getEmail());          }          if("address".equals(type)) {            node.setText(person.getAddress());          }          if("major".equals(type)) {            node.setText(person.getMajor());          }        }       }      }      XML.Writexml(doc);    }    public void beifen() {      Document doc1 = XML.getDocument();      try {         File file = new File("E:/persondome.xml");         Document doc = null;         Element rootElem = null;         if(!file.exists()) {            doc = DocumentHelper.createDocument();            rootElem = doc.addElement("personlist");         } else {           doc = new SAXReader().read(file);           rootElem = doc.getRootElement();         }      }catch (Exception e) {         e.printStackTrace();       }        try {         //3.把Document写到XML文件         FileOutputStream out = new FileOutputStream("e:/persondome.xml");         //书写格式（优美的格式）         OutputFormat format = OutputFormat.createPrettyPrint();         format.setEncoding("utf-8");         XMLWriter writer = new XMLWriter(out,format);         writer.write(doc1);         writer.close();       } catch (Exception e) {         e.printStackTrace();         throw new RuntimeException();       }      }    public void huifu() {      Document doc1 = XML.getDocument1();      try {         FileOutputStream out = new FileOutputStream("e:/person.xml");         OutputFormat format = OutputFormat.createPrettyPrint();         format.setEncoding("utf-8");         XMLWriter writer = new XMLWriter(out,format);         writer.write(doc1);         writer.close();       } catch (Exception e) {         e.printStackTrace();         throw new RuntimeException();       }      }    public void deletePerson(String id) {     Document doc = XML.getDocument();    Element root=doc.getRootElement();    List persons=root.elements();    for(int i=0;i<persons.size();i++) {      Element test =(Element)persons.get(i);      if(id.equals(test.attributeValue("id"))) {        test.detach();        break;      }    }    XML.Writexml(doc);    }    public boolean SerachPersonbool(String id) {      Document doc = XML.getDocument();      Element root=doc.getRootElement();      List persons=root.elements();      Person person=new Person();      for(int i=0;i<persons.size();i++) {        Element test =(Element)persons.get(i);        if(id.equals(test.attributeValue("id"))) {          return true;        }      }      return false;    }    public Person SerachPerson(String id) {    Document doc = XML.getDocument();    Element root=doc.getRootElement();    List persons=root.elements();    Person person=new Person();    for(int i=0;i<persons.size();i++) {      Element test =(Element)persons.get(i);       if(id.equals(test.attributeValue("id"))) {        for(Iterator it =test.elementIterator();it.hasNext();) {          Element node=(Element)it.next();          String type=node.getName();          if("name".equals(type)) {            person.setName(node.getText());          }          if("sex".equals(type)) {            person.setSex(node.getText());          }          if("age".equals(type)) {            person.setAge(node.getText());          }          if("birthday".equals(type)) {            person.setBirthday(node.getText());          }          if("phone".equals(type)) {            person.setPhone(node.getText());          }          if("email".equals(type)) {            person.setEmail(node.getText());          }          if("address".equals(type)) {            person.setAddress(node.getText());          }          if("major".equals(type)) {            person.setMajor(node.getText());          }        }      }    }    return person;    }}

/*查找*/import java.awt.BorderLayout;import java.awt.EventQueue;import javax.swing.ButtonGroup;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.border.EmptyBorder;import javax.swing.JLabel;import javax.swing.JOptionPane;import java.awt.Font;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.JTextField;import javax.swing.JRadioButton;import javax.swing.JButton;import javax.swing.JComboBox;public class SerachPerson extends JFrame {  private JPanel contentPane;  private JTextField jt1;  private JTextField jt2;  private JTextField jt3;  private JTextField jt4;  private JTextField jt5;  private JTextField jt6;  private JTextField jt7;  public SerachPerson() {    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);    setBounds(100, 100, 450, 489);    contentPane = new JPanel();    contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));    contentPane.setLayout(null);    setContentPane(contentPane);    JLabel jl1 = new JLabel("学生通讯录");    jl1.setFont(new Font("宋体", Font.PLAIN, 16));    jl1.setBounds(10, 0, 95, 29);    contentPane.add(jl1);    JLabel jl2 = new JLabel("学生编号");    jl2.setFont(new Font("宋体", Font.PLAIN, 16));    jl2.setBounds(51, 39, 65, 29);    contentPane.add(jl2);    JLabel jl3 = new JLabel("学生姓名");    jl3.setFont(new Font("宋体", Font.PLAIN, 16));    jl3.setBounds(51, 78, 65, 29);    contentPane.add(jl3);    JLabel jl4 = new JLabel("学生性别");    jl4.setFont(new Font("宋体", Font.PLAIN, 16));    jl4.setBounds(51, 117, 65, 29);    contentPane.add(jl4);    JLabel jl5 = new JLabel("学生年龄");    jl5.setFont(new Font("宋体", Font.PLAIN, 16));    jl5.setBounds(51, 163, 65, 29);    contentPane.add(jl5);    JLabel jl6 = new JLabel("出生日期");    jl6.setFont(new Font("宋体", Font.PLAIN, 16));    jl6.setBounds(51, 202, 65, 29);    contentPane.add(jl6);    JLabel jl7 = new JLabel("手机号码");    jl7.setFont(new Font("宋体", Font.PLAIN, 16));    jl7.setBounds(51, 250, 65, 29);    contentPane.add(jl7);    JLabel jl8 = new JLabel("电子邮箱");    jl8.setFont(new Font("宋体", Font.PLAIN, 16));    jl8.setBounds(51, 296, 65, 29);    contentPane.add(jl8);    JLabel jl9 = new JLabel("家庭住址");    jl9.setFont(new Font("宋体", Font.PLAIN, 16));    jl9.setBounds(51, 345, 65, 29);    contentPane.add(jl9);    JLabel jl10 = new JLabel("专业名称");    jl10.setFont(new Font("宋体", Font.PLAIN, 16));    jl10.setBounds(51, 389, 65, 29);    contentPane.add(jl10);    jt1 = new JTextField();    jt1.setBounds(129, 38, 150, 34);    contentPane.add(jt1);    jt1.setColumns(10);    jt2 = new JTextField();    jt2.setColumns(10);    jt2.setBounds(129, 83, 150, 34);    contentPane.add(jt2);    jt3 = new JTextField();    jt3.setColumns(10);    jt3.setBounds(129, 163, 150, 34);    contentPane.add(jt3);    jt4 = new JTextField();    jt4.setColumns(10);    jt4.setBounds(129, 201, 150, 34);    contentPane.add(jt4);    jt5 = new JTextField();    jt5.setColumns(10);    jt5.setBounds(129, 250, 150, 34);    contentPane.add(jt5);    jt6 = new JTextField();    jt6.setColumns(10);    jt6.setBounds(129, 301, 150, 34);    contentPane.add(jt6);    jt7 = new JTextField();    jt7.setColumns(10);    jt7.setBounds(129, 350, 150, 34);    contentPane.add(jt7);    JRadioButton radioButton = new JRadioButton("男",true);    radioButton.setBounds(139, 121, 65, 23);    contentPane.add(radioButton);    JRadioButton radioButton_1 = new JRadioButton("女");    radioButton_1.setBounds(221, 121, 79, 23);    contentPane.add(radioButton_1);    ButtonGroup bb=new ButtonGroup();    bb.add(radioButton);bb.add(radioButton_1);JButton jb1 = new JButton("查找");jb1.setFont(new Font("宋体", Font.PLAIN, 16));jb1.setBounds(314, 78, 110, 61);contentPane.add(jb1);JButton jb2 = new JButton("关闭");jb2.setFont(new Font("宋体", Font.PLAIN, 16));jb2.setBounds(314, 280, 110, 61);contentPane.add(jb2);JButton jb3 = new JButton("清除");jb3.setFont(new Font("宋体", Font.PLAIN, 16));jb3.setBounds(314, 357, 110, 61);contentPane.add(jb3);JButton jb4 = new JButton("修改");jb4.setFont(new Font("宋体", Font.PLAIN, 16));jb4.setBounds(314, 174, 110, 61);contentPane.add(jb4);String str1[]= {"计算机科学与技术","信息安全","电子信息科学与技术","网络工程"};JComboBox comboBox = new JComboBox(str1);comboBox.setBounds(126, 394, 153, 29);contentPane.add(comboBox);    jb1.addActionListener(new ActionListener() {    public void actionPerformed(ActionEvent arg0) {      PersonOperatorDome person=new PersonOperatorDome();      String id=jt1.getText();      Person pp=person.SerachPerson(id);      jt2.setText(pp.getName());      if(radioButton.getText().equals(pp.getSex())) {        radioButton.setSelected(true);      }else {        radioButton_1.setSelected(true);      }      jt3.setText(pp.getAge());      jt4.setText(pp.getBirthday());      jt5.setText(pp.getPhone());      jt6.setText(pp.getEmail());      jt7.setText(pp.getAddress());      if(pp.getMajor().equals("计算机科学与技术")) comboBox.setSelectedIndex(0);      if(pp.getMajor().equals("信息安全")) comboBox.setSelectedIndex(1);      if(pp.getMajor().equals("电子信息科学与技术")) comboBox.setSelectedIndex(2);      if(pp.getMajor().equals("网络工程")) comboBox.setSelectedIndex(3);    }    });    jb3.addActionListener(new ActionListener() {    @Override    public void actionPerformed(ActionEvent e) {      // TODO Auto-generated method stub      jt1.setText("");      jt2.setText("");      jt3.setText("");      jt4.setText("");      jt5.setText("");      jt6.setText("");      jt7.setText("");    }    });    jb2.addActionListener(new ActionListener() {    @Override    public void actionPerformed(ActionEvent arg0) {      // TODO Auto-generated method stub      dispose();    }      });    jb4.addActionListener(new ActionListener() {    public void actionPerformed(ActionEvent arg0) {      Person pp=new Person();      PersonOperatorDome person=new PersonOperatorDome();      String sex;      if(radioButton.isSelected()) {         sex=radioButton.getText();      }      else {         sex=radioButton_1.getText();      }      pp.setId(jt1.getText());      pp.setName(jt2.getText());      pp.setSex(sex);      pp.setBirthday(jt4.getText());      pp.setAge(jt3.getText());      pp.setPhone(jt5.getText());      pp.setEmail(jt6.getText());      pp.setAddress(jt7.getText());      pp.setMajor(String.valueOf(comboBox.getSelectedItem()));      person.UpdataPerson(pp);      JOptionPane.showMessageDialog(null, "修改成功");    }});  }}

import java.io.File;import java.io.FileOutputStream;import org.dom4j.Document;import org.dom4j.io.OutputFormat;import org.dom4j.io.SAXReader;import org.dom4j.io.XMLWriter;public class XML {   public static Document getDocument() {       try {         Document doc = new SAXReader().read(new File("e:/person.xml"));         return doc;       } catch (Exception e) {         e.printStackTrace();         throw new RuntimeException(e);       }     }    public static Document getDocument1() {       try {         Document doc = new SAXReader().read(new File("e:/persondome.xml"));         return doc;       } catch (Exception e) {         e.printStackTrace();         throw new RuntimeException(e);       }     }     /*      * 写出XML文件      */     public static void Writexml(Document doc) {      try {         //3.把Document写到XML文件         FileOutputStream out = new FileOutputStream("e:/person.xml");         //书写格式（优美的格式）         OutputFormat format = OutputFormat.createPrettyPrint();         format.setEncoding("utf-8");         XMLWriter writer = new XMLWriter(out,format);         writer.write(doc);         writer.close();       } catch (Exception e) {         e.printStackTrace();         throw new RuntimeException();       }      } }

import java.awt.BorderLayout;import java.awt.EventQueue;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.border.EmptyBorder;import javax.swing.ButtonGroup;import javax.swing.JButton;import java.awt.Font;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.util.List;import javax.swing.JTextArea;import javax.swing.JScrollBar;import javax.swing.JScrollPane;import javax.swing.JList;import javax.swing.JOptionPane;import javax.swing.JRadioButton;import javax.swing.JTable;import javax.swing.table.DefaultTableModel;import org.dom4j.Document;import org.dom4j.Element;public class MainContral extends JFrame {  private JPanel contentPane;  private JTable table;  public MainContral() {    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);    setBounds(100, 100, 1200, 392);    contentPane = new JPanel();    contentPane.setLayout(null);    setContentPane(contentPane);    JButton jb1 = new JButton("添加");    jb1.setFont(new Font("宋体", Font.PLAIN, 16));    jb1.setBounds(23, 10, 101, 48);    contentPane.add(jb1);    JButton jb3 = new JButton("删除");    jb3.setFont(new Font("宋体", Font.PLAIN, 16));    jb3.setBounds(134, 10, 101, 48);    contentPane.add(jb3);    JButton jb4 = new JButton("/u67E5/u627E/u4E0E/u4FEE/u6539");    jb4.setFont(new Font("宋体", Font.PLAIN, 16));    jb4.setBounds(245, 10, 139, 48);    contentPane.add(jb4);    JButton jb5 = new JButton("显示全部");    jb5.setFont(new Font("宋体", Font.PLAIN, 16));    jb5.setBounds(394, 10, 126, 48);    contentPane.add(jb5);    JRadioButton radioButton = new JRadioButton("计算机科学与技术");    radioButton.setFont(new Font("宋体", Font.PLAIN, 16));    radioButton.setBounds(23, 89, 161, 23);    contentPane.add(radioButton);    JRadioButton radioButton_1 = new JRadioButton("信息安全");    radioButton_1.setFont(new Font("宋体", Font.PLAIN, 16));    radioButton_1.setBounds(186, 89, 101, 23);    contentPane.add(radioButton_1);    JRadioButton radioButton_2 = new JRadioButton("电子信息科学与技术");    radioButton_2.setFont(new Font("宋体", Font.PLAIN, 16));    radioButton_2.setBounds(289, 89, 174, 23);    contentPane.add(radioButton_2);    JRadioButton radioButton_3 = new JRadioButton("网络工程");    radioButton_3.setFont(new Font("宋体", Font.PLAIN, 16));    radioButton_3.setBounds(465, 89, 101, 23);    contentPane.add(radioButton_3);    JRadioButton radioButton_4 = new JRadioButton("全部");    radioButton_4.setFont(new Font("宋体", Font.PLAIN, 16));    radioButton_4.setBounds(568, 89, 121, 23);    contentPane.add(radioButton_4);    ButtonGroup bb=new ButtonGroup();    bb.add(radioButton);    bb.add(radioButton_3);    bb.add(radioButton_2);    bb.add(radioButton_1);    bb.add(radioButton_4);    table = new JTable();    table.setFont(new Font("宋体", Font.PLAIN, 16));    table.setModel(new DefaultTableModel(      new Object[][] {      },      new String[] {        "/u7F16/u53F7", "/u59D3/u540D", "/u6027/u522B", "/u5E74/u9F84", "/u751F/u65E5", "/u7535/u8BDD", "/u90AE/u7BB1", "/u5730/u5740", "/u4E13/u4E1A"      }    ));    DefaultTableModel model = (DefaultTableModel) table.getModel();    Object[] rowData= {"编号","姓名","性别","年龄","生日","电话","邮箱","地址","专业"};     model.addRow(rowData);     //JScrollPane scroll = new JScrollPane(table);    table.setBounds(23, 131, 1100, 212);    contentPane.add(table);    JButton jb6 = new JButton("备份");    jb6.setFont(new Font("宋体", Font.PLAIN, 16));    jb6.setBounds(530, 10, 101, 48);    contentPane.add(jb6);    JButton jb7 = new JButton("恢复");    jb7.setFont(new Font("宋体", Font.PLAIN, 16));    jb7.setBounds(641, 10, 101, 48);    contentPane.add(jb7);    jb6.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        PersonOperatorDome p=new PersonOperatorDome();        p.beifen();        JOptionPane.showMessageDialog(null, "备份成功");      }    });    jb7.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        PersonOperatorDome p=new PersonOperatorDome();        p.huifu();        JOptionPane.showMessageDialog(null, "恢复成功");      }    });    jb1.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent e) {        // TODO Auto-generated method stub         AddPerson test=new AddPerson();         test.setVisible(true);      }    });    jb3.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent e) {        // TODO Auto-generated method stub        int count1=table.getSelectedRow();        String id= table.getValueAt(count1, 0).toString();        PersonOperatorDome p=new PersonOperatorDome();        p.deletePerson(id);        JOptionPane.showMessageDialog(null, "删除成功");      }    });    jb4.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent e) {        // TODO Auto-generated method stub        SerachPerson test=new SerachPerson();        test.setVisible(true);      }    });    jb5.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        PersonOperatorDome person=new PersonOperatorDome();        Document doc = XML.getDocument();        Element root=doc.getRootElement();        List persons=root.elements();        DefaultTableModel model = (DefaultTableModel) table.getModel();        while(model.getRowCount()>1){           model.removeRow(model.getRowCount()-1);        }        for(int i=0;i<persons.size();i++) {          Element test=(Element)persons.get(i);          Person person1=new Person();          person1.setId(test.attributeValue("id"));          person1.setName(test.elementText("name"));          person1.setSex(test.elementText("sex"));          person1.setAge(test.elementText("age"));          person1.setPhone(test.elementText("phone"));          person1.setEmail(test.elementText("email"));          person1.setBirthday(test.elementText("birthday"));          person1.setAddress(test.elementText("address"));          person1.setMajor(test.elementText("major"));          Object[] rowData = {person1.getId(), person1.getName(),person1.getSex(),person1.getAge(), person1.getBirthday(), person1.getPhone(), person1.getEmail(),person1.getAddress(),person1.getMajor()};          model.addRow(rowData);        }          radioButton_4.setSelected(true);      }    });    radioButton.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        Document doc = XML.getDocument();        Element root=doc.getRootElement();        List persons=root.elements();        String str=radioButton.getText();        Person person1=new Person();        DefaultTableModel model = (DefaultTableModel) table.getModel();        while(model.getRowCount()>1){           model.removeRow(model.getRowCount()-1);        }        for(int i=0;i<persons.size();i++) {          Element test =(Element)persons.get(i);            if(str.equals(test.element("major").getText())) {              person1.setId(test.attributeValue("id"));              person1.setName(test.elementText("name"));              person1.setSex(test.elementText("sex"));              person1.setAge(test.elementText("age"));              person1.setPhone(test.elementText("phone"));              person1.setEmail(test.elementText("email"));              person1.setBirthday(test.elementText("birthday"));              person1.setAddress(test.elementText("address"));              person1.setMajor(test.elementText("major"));            Object[] rowData = {person1.getId(), person1.getName(),person1.getSex(),person1.getAge(), person1.getBirthday(), person1.getPhone(), person1.getEmail(),person1.getAddress(),person1.getMajor()};            model.addRow(rowData);            }        }      }    });    radioButton_1.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        Document doc = XML.getDocument();        Element root=doc.getRootElement();        List persons=root.elements();        String str=radioButton_1.getText();        Person person1=new Person();        DefaultTableModel model = (DefaultTableModel) table.getModel();        while(model.getRowCount()>1){           model.removeRow(model.getRowCount()-1);        }        for(int i=0;i<persons.size();i++) {          Element test =(Element)persons.get(i);            if(str.equals(test.element("major").getText())) {              person1.setId(test.attributeValue("id"));              person1.setName(test.elementText("name"));              person1.setSex(test.elementText("sex"));              person1.setAge(test.elementText("age"));              person1.setPhone(test.elementText("phone"));              person1.setEmail(test.elementText("email"));              person1.setBirthday(test.elementText("birthday"));              person1.setAddress(test.elementText("address"));              person1.setMajor(test.elementText("major"));            Object[] rowData = {person1.getId(), person1.getName(),person1.getSex(),person1.getAge(), person1.getBirthday(), person1.getPhone(), person1.getEmail(),person1.getAddress(),person1.getMajor()};            model.addRow(rowData);            }        }      }    });    radioButton_2.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        Document doc = XML.getDocument();        Element root=doc.getRootElement();        List persons=root.elements();        String str=radioButton_2.getText();        Person person1=new Person();        DefaultTableModel model = (DefaultTableModel) table.getModel();        while(model.getRowCount()>1){           model.removeRow(model.getRowCount()-1);        }        for(int i=0;i<persons.size();i++) {          Element test =(Element)persons.get(i);            if(str.equals(test.element("major").getText())) {              person1.setId(test.attributeValue("id"));              person1.setName(test.elementText("name"));              person1.setSex(test.elementText("sex"));              person1.setAge(test.elementText("age"));              person1.setPhone(test.elementText("phone"));              person1.setEmail(test.elementText("email"));              person1.setBirthday(test.elementText("birthday"));              person1.setAddress(test.elementText("address"));              person1.setMajor(test.elementText("major"));            Object[] rowData = {person1.getId(), person1.getName(),person1.getSex(),person1.getAge(), person1.getBirthday(), person1.getPhone(), person1.getEmail(),person1.getAddress(),person1.getMajor()};            model.addRow(rowData);            }        }      }    });    radioButton_3.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent arg0) {        // TODO Auto-generated method stub        Document doc = XML.getDocument();        Element root=doc.getRootElement();        List persons=root.elements();        String str=radioButton_3.getText();        Person person1=new Person();        DefaultTableModel model = (DefaultTableModel) table.getModel();        while(model.getRowCount()>1){           model.removeRow(model.getRowCount()-1);        }        for(int i=0;i<persons.size();i++) {          Element test =(Element)persons.get(i);            if(str.equals(test.element("major").getText())) {              person1.setId(test.attributeValue("id"));              person1.setName(test.elementText("name"));              person1.setSex(test.elementText("sex"));              person1.setAge(test.elementText("age"));              person1.setPhone(test.elementText("phone"));              person1.setEmail(test.elementText("email"));              person1.setBirthday(test.elementText("birthday"));              person1.setAddress(test.elementText("address"));              person1.setMajor(test.elementText("major"));            Object[] rowData = {person1.getId(), person1.getName(),person1.getSex(),person1.getAge(), person1.getBirthday(), person1.getPhone(), person1.getEmail(),person1.getAddress(),person1.getMajor()};            model.addRow(rowData);            }        }      }    });  }  public static void main(String[] args) {    MainContral test1=new MainContral();      test1.setVisible(true);  }}