获取文件的属性
2011-09-09 13:35 Rollen Holt 阅读(942) 评论(0) 编辑 收藏 举报运行结果:
代码如下:
package File; /** * 获取文件属性 * */ import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.File; import java.util.Date; import javax.swing.JButton; import javax.swing.JCheckBox; import javax.swing.JFileChooser; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTextField; public class MdifyfileAttribute extends JFrame implements ActionListener{ JButton chooseButton = new JButton("浏览..."); JLabel nameLabel = new JLabel(); JLabel sizelabel = new JLabel("文件大小"); JLabel pathLabel = new JLabel("文件路径"); JLabel uriLabel = new JLabel("URI路径"); JLabel datelabel = new JLabel("最后修改日期"); JTextField sizeField = new JTextField(30); JTextField pathField = new JTextField(30); JTextField uriField = new JTextField(30); JTextField dateField = new JTextField(30); JCheckBox readCheckBox = new JCheckBox("可读"); JCheckBox writeCheckBox = new JCheckBox("可写"); JCheckBox hideCheckBox = new JCheckBox("隐藏"); JPanel panel = new JPanel(); public MdifyfileAttribute(){ panel.setLayout(new FlowLayout()); panel.add(chooseButton); panel.add(nameLabel); panel.add(sizelabel); panel.add(sizeField); panel.add(pathLabel); panel.add(pathField); panel.add(uriLabel); panel.add(uriField); panel.add(datelabel); panel.add(dateField); JPanel checkPanel = new JPanel(); checkPanel.add(readCheckBox); checkPanel.add(writeCheckBox); checkPanel.add(hideCheckBox); panel.add(checkPanel); setContentPane(panel); chooseButton.addActionListener(new ActionListener(){ @Override public void actionPerformed(ActionEvent e){ JFileChooser chooser = new JFileChooser(); // 显示文件选择对话框 chooser.showOpenDialog(MdifyfileAttribute.this); File file = chooser.getSelectedFile(); if(file != null){ nameLabel.setText(file.getName()); sizeField.setText(file.length() + ""); pathField.setText(file.getPath()); uriField.setText(file.toURI() + ""); dateField.setText(new Date(file.lastModified()) + ""); readCheckBox.setSelected(file.canRead()); writeCheckBox.setSelected(file.canWrite()); hideCheckBox.setSelected(file.isHidden()); } } }); setSize(400, 400); setVisible(true); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } public static void main(String[] args){ new MdifyfileAttribute(); } }
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