java swing 部件序列化输入后不能刷新的问题，大家帮忙看看
我在界面中有一个JTree,构造一个树后，把它序列化输出，当序列化输入的时候却得不到原来的树了，我想是不是哪个地方没有被重画？大家帮我看一看。
一共是两个类。
- Java code
package swing;import java.awt.BorderLayout;import java.awt.Dimension;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.io.File;import java.io.FileOutputStream;import java.io.ObjectOutputStream;import javax.swing.ButtonGroup;import javax.swing.JButton;import javax.swing.JFileChooser;import javax.swing.JFrame;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JRadioButton;import javax.swing.JScrollPane;import javax.swing.JSplitPane;import javax.swing.UIManager;import javax.swing.tree.DefaultTreeModel;/** * 舆情分析主界面 * * @author Administrator * */public class MainFrame extends JPanel { private String savePath = null; // 特征树要保存的路径 private String loadPath = null; // 要加载的特征树所在的路径 private String opinionPath = null; // 评论所在的文件路径 private String resultPath = null; // 分析结果的存放路径 private int newNodeIndex = 1; // 给特征树添加节点时用于唯一标示一个节点 private JPanel treeEditPane = new JPanel(); // 窗口中上半部分用于构造树的面板 private JPanel buttonPane = new JPanel(); // 窗口下半部分用于放置操作按钮的面板 private static JFrame frame = new JFrame("舆情分析系统"); // 用于显示的窗口 private FeatureTree treePane; // 放置树的面板 public MainFrame() { super(new GridLayout(1, 0)); // 初始化“树操作区”和“按钮区” initTreeView(null); initButtonView(); JScrollPane treeView = new JScrollPane(treeEditPane); JScrollPane buttonView = new JScrollPane(buttonPane); // 中间分隔线 JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT); splitPane.setTopComponent(treeView); splitPane.setBottomComponent(buttonView); // 设置“树操作区”和“按钮区”大小及分隔线的位置 Dimension minimumSize = new Dimension(100, 50); treeView.setMinimumSize(minimumSize); buttonView.setMinimumSize(minimumSize); splitPane.setDividerLocation(310); splitPane.setPreferredSize(new Dimension(430, 370)); add(splitPane); } /** * 初始化“树操作区”内容 * */ private void initTreeView(DefaultTreeModel argTreeModel) { treePane = new FeatureTree(argTreeModel); JPanel buttonPane = new JPanel(); JButton btnAdd = new JButton("添加"); JButton btnDelete = new JButton("删除"); JButton btnClear = new JButton("清空"); MyActionListener actionListener = new MyActionListener(); btnAdd.addActionListener(actionListener); btnDelete.addActionListener(actionListener); btnClear.addActionListener(actionListener); buttonPane.add(btnAdd); buttonPane.add(btnDelete); buttonPane.add(btnClear); treeEditPane.setLayout(new BorderLayout()); treeEditPane.add(treePane, BorderLayout.CENTER); treeEditPane.add(buttonPane, BorderLayout.SOUTH); } /** * 初始化“按钮区”的内容，并为按钮添加事件监听器 * */ private void initButtonView() { JButton btnExportTree = new JButton("保存特征树"); JButton btnImportTree = new JButton("导入特征树"); JButton btnOpinionFile = new JButton("选择评论文件"); JButton btnResultFile = new JButton("结果输出到"); JRadioButton wekaModel = new JRadioButton("WEKA", true); JRadioButton svmModel = new JRadioButton("SVM", true); JButton btnOk = new JButton("确定"); JButton btnConcle = new JButton("取消"); // 添加事件监听器 MyActionListener myListener = new MyActionListener(); btnExportTree.addActionListener(myListener); btnImportTree.addActionListener(myListener); btnOpinionFile.addActionListener(myListener); btnResultFile.addActionListener(myListener); btnOk.addActionListener(myListener); btnConcle.addActionListener(myListener); ButtonGroup bGroup = new ButtonGroup(); bGroup.add(wekaModel); bGroup.add(svmModel); buttonPane.setLayout(new GridLayout(2, 4)); buttonPane.add(btnExportTree); buttonPane.add(btnImportTree); buttonPane.add(btnOpinionFile); buttonPane.add(btnResultFile); buttonPane.add(wekaModel); buttonPane.add(svmModel); buttonPane.add(btnOk); buttonPane.add(btnConcle); } /** * 事件监听的内部类 * * @author Administrator * */ private class MyActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { String actionCommand = e.getActionCommand(); if (("保存特征树").equals(actionCommand)) { JFileChooser fc = new JFileChooser(); fc.setDialogTitle("保存特征树到"); int returnVal = fc.showOpenDialog(frame); if (returnVal == JFileChooser.APPROVE_OPTION) { File file = fc.getSelectedFile(); savePath = file.getPath(); boolean isSaveSuccess = treePane.saveTree(savePath); if (isSaveSuccess) { JOptionPane.showMessageDialog(frame, "保存特征树成功"); } else { JOptionPane.showMessageDialog(frame, "保存特征树失败"); } } } else if (("导入特征树").equals(actionCommand)) { JFileChooser fc = new JFileChooser(); fc.setDialogTitle("导入特征树"); int returnVal = fc.showOpenDialog(frame); if (returnVal == JFileChooser.APPROVE_OPTION) { File file = fc.getSelectedFile(); loadPath = file.getPath(); DefaultTreeModel treeModel = treePane.loadTree(loadPath); if (treeModel!=null) { initTreeView(treeModel); JOptionPane.showMessageDialog(frame, "加载特征树成功"); } else { JOptionPane.showMessageDialog(frame, "加载特征树失败"); } } } else if (("选择评论文件").equals(actionCommand)) { JFileChooser fc = new JFileChooser(); fc.setDialogTitle("选择评论文件"); int returnVal = fc.showOpenDialog(frame); if (returnVal == JFileChooser.APPROVE_OPTION) { File file = fc.getSelectedFile(); opinionPath = file.getPath(); } } else if (("结果输出到").equals(actionCommand)) { JFileChooser fc = new JFileChooser(); fc.setDialogTitle("结果输出到"); int returnVal = fc.showOpenDialog(frame); if (returnVal == JFileChooser.APPROVE_OPTION) { File file = fc.getSelectedFile(); resultPath = file.getPath(); } } else if (("确定").equals(actionCommand)) { } else if ("取消".equals(actionCommand)) { frame.dispose(); System.exit(0); } else if ("添加".equals(actionCommand)) { // 为树添加一个节点 treePane.addObject((newNodeIndex++) + "name,0.###"); } else if ("删除".equals(actionCommand)) { // 删除树的一个节点 treePane.removeCurrentNode(); } else if ("清空".equals(actionCommand)) { // 清空树的节点 treePane.clear(); } } } /** * 创建并显示窗口 * */ public static void createAndShowGUI() { // 设置窗口样式 try { UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); } catch (Exception e) { System.out.println("设置窗口样式出错"); e.printStackTrace(); } frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); MainFrame contentPane = new MainFrame(); contentPane.setOpaque(true); frame.setContentPane(contentPane); // 设置窗口大小，显示窗口 frame.pack(); frame.setLocationRelativeTo(null); frame.setVisible(true); } public static void main(String args[]) { javax.swing.SwingUtilities.invokeLater(new Runnable() { public void run() { createAndShowGUI(); } }); }}
[解决办法]
帮顶...
[解决办法]
好像序列化的时候需要实现Serilize接口的吧
您确定实现了？
对不起单词拼写错误了，呵呵
[解决办法]