rar文件分割和合并器

package huzhidong; import java.awt.*; import java.awt.event.*; import java.io.*; import java.sql.Date; import javax.swing.*; ////////////主函数///////// public class FileCut { public static void main(String args[]) { FileCutFrame fcf = new FileCutFrame(); fcf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); fcf.pack(); fcf.setVisible(true); fcf.setLocation(300, 300); } } ////////文件分割器顶层容器类// class FileCutFrame extends JFrame { public FileCutFrame() { setTitle("文件分割器"); Container contentPane = getContentPane(); FileCutPanel panel = new FileCutPanel(); contentPane.add(panel); } } ////////计算器界面类////// class FileCutPanel extends JPanel { int number;//用于记录输入的数目 JButton cut;//分割按钮 JButton union;//合并按钮 JButton ensure;//确认按钮 JButton cancel;//取消按钮 JButton lengthF;//大小按钮 JButton numberF;//数目按钮 JButton open;//浏览按钮1 JButton saveTo;//浏览按钮2 JButton addTFs;//添加按钮 JTextArea helpText;//左边文本框 JLabel label1;//原文件标签 JLabel label2;//分割方式标签 JLabel label3;//保存到标签 JTextField source;//原文件文本框 JScrollPane helpTJs;//左边文本框的顶层容器 JTextField numIn;//数字输入框 JTextField saveAs;//保存地址输入框 JPanel jp1; JPanel jp2; JPanel jp3; JPanel jp4; JPanel jp5; JPanel jp6; JPanel jp7; JPanel jp8; static String flag1;//记录操作形式 static String flag2;//记录分割形式 int fileN = 0;//文件数组中文件个数 File sourceFile;//原文件或文件夹 JComboBox count;//单位选择 String[] strOF;//记录要合并的文件名 File[] unionFiles;//要合并的文件组 final JProgressBar aJProgressBar; /////构造方法///// public FileCutPanel() { ActionListener textAction2 = new TextAction2(); ActionListener textAction1 = new TextAction1(); ActionListener buttonAction1 = new ButtonAction1(); setLayout(new BorderLayout()); cut = new JButton("分割"); cut.addActionListener(buttonAction1); union = new JButton("合并"); union.addActionListener(buttonAction1); ensure = new JButton("确认"); ensure.addActionListener(new QuerenButtonAction()); cancel = new JButton("取消"); cancel.addActionListener(buttonAction1); helpText = new JTextArea(); helpText.setEditable(false); helpTJs = new JScrollPane(helpText); count = new JComboBox(); count.insertItemAt("Mb", 0); count.insertItemAt("Kb", 1); count.insertItemAt("b", 2); count.setSelectedIndex(0); count.setEnabled(false); label1 = new JLabel("原文件"); label2 = new JLabel("分割方式"); label3 = new JLabel("保存到"); source = new JTextField(11); source.addActionListener(textAction1); source.setEnabled(false); source.setToolTipText("输入文件路径后按回车可显示文件信息"); numIn = new JTextField(4); numIn.addActionListener(textAction2); numIn.setEnabled(false); jp1 = new JPanel(); jp2 = new JPanel(); jp3 = new JPanel(); jp4 = new JPanel(); jp5 = new JPanel(); jp6 = new JPanel(); jp7 = new JPanel(); jp8 = new JPanel(); jp6.setLayout(new BorderLayout()); jp7.setLayout(new BorderLayout()); lengthF = new JButton("大小"); lengthF.addActionListener(buttonAction1); lengthF.setToolTipText("此为分割后文件大小"); lengthF.setEnabled(false); numberF = new JButton("数目"); numberF.addActionListener(buttonAction1); numberF.setToolTipText("此为分割后文件数目"); numberF.setEnabled(false); saveAs = new JTextField(16); saveAs.setEnabled(false); addTFs = new JButton("添加"); addTFs.setEnabled(false); addTFs.setToolTipText("将文件添加到要合并的文件组中"); addTFs.addActionListener(new addTFsActionL()); open = new JButton("浏览"); open.addActionListener(new LiulanAction1Performed()); saveTo = new JButton("浏览"); saveTo.addActionListener(new LiulanAction2Performed()); jp1.setLayout(new FlowLayout(FlowLayout.LEFT)); jp1.add(cut); jp1.add(union); jp6.add(jp1, BorderLayout.NORTH); jp6.add(helpTJs); jp2.add(label1); jp2.add(source); jp2.add(open); jp2.add(addTFs); jp7.add(jp2, BorderLayout.NORTH); helpText.setText("\n欢迎使用文件分割器\n" + "作者： 胡志栋\n" + "请选择您所要的操作\n\n" + "选择上面的按钮"); aJProgressBar = new JProgressBar(); aJProgressBar.setMaximum(0); JPanel jp41 = new JPanel(); JPanel jp42 = new JPanel(); JPanel jp43 = new JPanel(); jp41.add(label2); jp41.add(lengthF); jp41.add(numberF); jp41.add(numIn); jp41.add(count); jp42.add(label3); jp42.add(saveAs); jp42.add(saveTo); jp43.add(ensure); jp43.add(cancel); jp4.setLayout(new GridLayout(4, 1)); jp4.add(jp41); jp4.add(jp42); jp4.add(jp43); jp4.add(aJProgressBar); jp7.add(jp4, BorderLayout.SOUTH); add(jp6, BorderLayout.WEST); add(jp7, BorderLayout.EAST); strOF = new String[20]; } ////////分割,合并,大小,数目,取消按钮事件类 class ButtonAction1 implements ActionListener { public void actionPerformed(ActionEvent e) { fileN = 0; source.setEnabled(true); saveAs.setEnabled(true); ////当为分割时/// if (e.getActionCommand() == "分割") { count.setEnabled(false); label2.setText("分割方式"); flag1 = "分割"; cut.setForeground(new Color(255, 0, 0)); union.setForeground(new Color(0, 0, 0)); lengthF.setEnabled(true); numberF.setEnabled(true); addTFs.setEnabled(false); label1.setText("原文件"); //////////显示帮助信息/// helpText .setText("分割使用方法：\n原文件输入要分割的文件,\n然后选择分割方式,保\n存处输入分割后的文件\n存放地址,点击确认即可"); } ////当为合并时/// if (e.getActionCommand() == "合并") { addTFs.setEnabled(true); count.setEnabled(false); numIn.setEnabled(false); flag1 = "合并"; union.setForeground(new Color(255, 0, 0)); cut.setForeground(new Color(0, 0, 0)); label1.setText("原文件"); label2.setText(" "); lengthF.setEnabled(false); numberF.setEnabled(false); //////显示帮助信息//////// helpText .setText("合并使用方法：\n原文件输入要合并的文件\n或它们所在文件夹,保存\n处输入的为合并后的文件,\n若该文件已经存在，则\n将该文件与原文件合并."); } ///当为大小或数目按钮时// if (e.getActionCommand() == "大小" || (e.getActionCommand() == "数目")) { String str = source.getText(); str = str.replace("\\", "/");//将文件名中"\"换为"/" File aimFile = new File(str); if (aimFile.exists()) {/////当原文件存在时显示其信息 if (aimFile.isDirectory()) {//当为文件夹时 helpText.setText("警告！！！\n该目标是一个文件夹\n文件夹名称:\n" + aimFile.getName() + "\n文件数目:" + aimFile.listFiles().length + "\n" + new Date(aimFile.lastModified())); } if (aimFile.isFile()) {//当为文件时 helpText.setText("文件夹名称:\n" + aimFile.getName() + "\n大小:" + aimFile.length() + "byte\n" + new Date(aimFile.lastModified())); } } else { helpText.setText("\n\n对不起，找不到原文件！\n"); } numIn.setEnabled(true); if (e.getActionCommand() == "大小") { lengthF.setForeground(new Color(255, 0, 0)); numberF.setForeground(new Color(0, 0, 0)); count.setEnabled(true); flag2 = "lengthF"; } else { count.setEnabled(false); numberF.setForeground(new Color(255, 0, 0)); lengthF.setForeground(new Color(0, 0, 0)); flag2 = "numberF"; } } ////////当为取消按钮时/// if (e.getActionCommand() == "取消") { numIn.setText(""); source.setText(""); saveAs.setText(""); strOF = null; fileN = 0; } } } ///////原文件文本框事件类//// class TextAction1 implements ActionListener { public void actionPerformed(ActionEvent e) { String str = source.getText(); str = str.replace("\\", "/"); File aimFile = new File(str); i