主题：Java中如何读写ini文件，我有个例子，帮忙看下   收藏  打印  保存  举报  文本  作者：sfkdkjjj专家分：0  会员信息 发短消息 所属BLOG 发表时间：2006-11-28 0:01:00    [回复]  高质高效舒适地开发:使用Visual Unit  北京睿智汇海ASP.NET培训专家，2个月实现高薪梦想 楼主 package notepad;import java.awt.*;import java.awt.event.*;import javax.swing.*;import java.io.*;public class Note extends JFrame {    private static final long serialVersionUID = -7283536731840224600L;    private JTextArea content = new JTextArea();    private JScrollPane jsp = new JScrollPane(content);    private JMenuBar jmb = new JMenuBar();    private JMenu file = new JMenu("文件");    private JMenuItem newfile = new JMenuItem("新建");    private JMenuItem open = new JMenuItem("打开");    private JMenuItem save = new JMenuItem("保存");    private JMenuItem saveas = new JMenuItem("另存为");    private JMenuItem exit = new JMenuItem("退出");        public Note(final String setDirectory) {        setTitle("未命名 - 记事本");        file.add(newfile);        file.add(open);        file.add(save);        file.add(saveas);        file.add(exit);        jmb.add(file);        setJMenuBar(jmb);        getContentPane().add(jsp);        setSize(500,400);        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        open.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent arg0) {                JFileChooser chooser = new JFileChooser();                System.out.println(setDirectory);                chooser.setCurrentDirectory(new File(setDirectory));                int i = chooser.showOpenDialog(null);                if (i == 0) {                    File f = chooser.getSelectedFile();                    System.out.println(f);                    try {                        setTitle(f.getName() + " - 记事本");                        FileReader fis = new FileReader(f);                        BufferedReader br = new BufferedReader(fis);                        String s = null;                        while (true) {                            s = br.readLine();                            if (s != null) {                                content.append(s + "\n");                                content.append("???");                            } else {                                break;                            }                        }                        br.close();                        fis.close();                    } catch (FileNotFoundException e) {                        JOptionPane.showMessageDialog(null, f.getName() + "\n找不到文件。\n请检查所给的文件名是否正确。");                    } catch (IOException e) {                        e.printStackTrace();                    }                }            }        });        save.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent arg0) {                JFileChooser chooser = new JFileChooser();                int i = chooser.showSaveDialog(null);                if (i == 0) {                    File f = chooser.getSelectedFile();                    try {                        FileWriter fw = new FileWriter(f);                        BufferedWriter bw = new BufferedWriter(fw);                        bw.write(content.getText());                        bw.close();                        fw.close();                    } catch (IOException e) {                        e.printStackTrace();                    }                }            }        });        exit.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent arg0) {                dispose();            }        });    }    public static void main(String[] args) {        JFrame.setDefaultLookAndFeelDecorated(true);        File f = new File("C:\\File.ini");                  //从这开始        String setDirectory = null;        try {            FileReader fr = new FileReader(f);            BufferedReader br = new BufferedReader(fr);            String s = null;            while (true) {                s = br.readLine();                System.out.println(s);                if (s == null) {                    break;                } else if(s.indexOf(" = ") == -1) {                    continue;                } else if(s.substring(0, s.indexOf(" = ")).equals("setDirectory")) {                    setDirectory = s.substring(s.indexOf(" = ") + 4, s.length() - 2);                    System.out.println(setDirectory);                }            }            br.close();            fr.close();        } catch (FileNotFoundException e) {            e.printStackTrace();        } catch (IOException e) {            e.printStackTrace();        }        Note n = new Note(setDirectory);                   //到这结束        n.setVisible(true);    }}这有个我写的例子，不过太麻烦了，这只是读取了一个设置 补充所读取的 C:\\File.ini 内容[file]setDirectory = "C:\\";   作者：zhangheng77专家分：3500  会员信息 发短消息   所属BLOG 发表时间：2006-11-28 18:21:00    [回复]  [引用] 2 楼   你写的不是挺好的吗？没办法读文件就是这么麻烦顶多改这里一点，就是判断有没有C:\\，如果有就显示yes /*else if(s.indexOf(" = ") == -1) {                    continue;                } else if(s.substring(0, s.indexOf(" = ")).equals("setDirectory")) {                    setDirectory = s.substring(s.indexOf(" = ") + 4, s.length() - 2);                    System.out.println("setDirectory is"+setDirectory);                }*/                setDirectory = s;                Pattern expression = Pattern.compile( "C:\\\\" );                Matcher matcher = expression.matcher( s );                System.out.println(setDirectory );                while ( matcher.find() )                System.out.println("yes");

评论