copier.java

这是一个快速复制文件的小程序

/*
 * Copier.java
 *
 * Created on 12 janvier 2008, 02:11
 */

package copie;


import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
/**
 *
 * @author  cadjak
 */
public class Copier extends javax.swing.JFrame {
    
    static FileInputStream fist[] = new FileInputStream[9999];
    static FileOutputStream fost[]  = new FileOutputStream[9999];
    static File[] lesfi;
    static java.nio.channels.FileChannel channelSrc = null ;
    static java.nio.channels.FileChannel channelDest= null ;
    //ProgressMonitorInputStream pmb[] = new ProgressMonitorInputStream[9999] ;
    /** Creates new form Copier */
    public Copier() {
        
       
            initComponents();
            jFrame1.setSize(this.getSize());
            for(int i = 0;i<fist.length ; i++)
            {
                fist[i]=null;
                fost[i]=null;
            }
            info.setSize(400, 200);
            info.setLocationRelativeTo(this);
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jFrame1 = new javax.swing.JFrame();
        Destination = new javax.swing.JFileChooser();
        info = new javax.swing.JDialog();
        progress = new javax.swing.JProgressBar();
        jLabel1 = new javax.swing.JLabel();
        encours = new javax.swing.JLabel();
        Source = new javax.swing.JFileChooser();

        Destination.setDialogTitle("Destination");
        Destination.setDialogType(javax.swing.JFileChooser.SAVE_DIALOG);
        Destination.setFileSelectionMode(javax.swing.JFileChooser.DIRECTORIES_ONLY);
        Destination.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                DestinationActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jFrame1Layout = new javax.swing.GroupLayout(jFrame1.getContentPane());
        jFrame1.getContentPane().setLayout(jFrame1Layout);
        jFrame1Layout.setHorizontalGroup(
            jFrame1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 529, Short.MAX_VALUE)
            .addGroup(jFrame1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(jFrame1Layout.createSequentialGroup()
                    .addGap(0, 0, Short.MAX_VALUE)
                    .addComponent(Destination, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGap(0, 0, Short.MAX_VALUE)))
        );
        jFrame1Layout.setVerticalGroup(
            jFrame1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 340, Short.MAX_VALUE)
            .addGroup(jFrame1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(jFrame1Layout.createSequentialGroup()
                    .addGap(0, 0, Short.MAX_VALUE)
                    .addComponent(Destination, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGap(0, 0, Short.MAX_VALUE)))
        );

        info.setTitle("Opération de copie en cours");

        jLabel1.setText("Copie en cours :");

        javax.swing.GroupLayout infoLayout = new javax.swing.GroupLayout(info.getContentPane());
        info.getContentPane().setLayout(infoLayout);
        infoLayout.setHorizontalGroup(
            infoLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(infoLayout.createSequentialGroup()
                .addGap(20, 20, 20)
                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 92, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(encours, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addContainerGap(250, Short.MAX_VALUE))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, infoLayout.createSequentialGroup()
                .addContainerGap(20, Short.MAX_VALUE)
                .addComponent(progress, javax.swing.GroupLayout.PREFERRED_SIZE, 350, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap())
        );
        infoLayout.setVerticalGroup(
            infoLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(infoLayout.createSequentialGroup()
                .addGap(44, 44, 44)
                .addGroup(infoLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel1)
                    .addComponent(encours, javax.swing.GroupLayout.PREFERRED_SIZE, 14, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(33, 33, 33)
                .addComponent(progress, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(36, Short.MAX_VALUE))
        );

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        Source.setDialogTitle("fichier à copier");
        Source.setMultiSelectionEnabled(true);
        Source.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                SourceActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 513, Short.MAX_VALUE)
            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(layout.createSequentialGroup()
                    .addGap(0, 0, Short.MAX_VALUE)
                    .addComponent(Source, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGap(0, 0, Short.MAX_VALUE)))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 300, Short.MAX_VALUE)
            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(layout.createSequentialGroup()
                    .addGap(0, 0, Short.MAX_VALUE)
                    .addComponent(Source, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGap(0, 0, Short.MAX_VALUE)))
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void SourceActionPerformed(java.awt.event.ActionEvent evt) {                                       
        try {
            // TODO add your handling code here:
       File[] fich = Source.getSelectedFiles();
       lesfi = fich ;
            for(int i = 0;i<Source.getSelectedFiles().length ; i++)
            {
                
                fist[i]=new FileInputStream(fich[i]);
              
            }
        } catch (FileNotFoundException ex) {
            Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
        }
        this.setVisible(false);
        jFrame1.setVisible(true);
    }

    private void DestinationActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_DestinationActionPerformed
        
             jFrame1.setVisible(false);
            info.setVisible(true);
            monThread mt = new monThread();
            mt.start();

    }//GEN-LAST:event_DestinationActionPerformed
    
    class monThread extends Thread
    {
        public monThread()
        {
            
        }
        
        @Override
        public void run()
        {
            try {
            // TODO add your handling code here:
            File l =Destination.getSelectedFile();
            for(int i = 0;i<lesfi.length ; i++)
            {
                progress.setValue(0);
                String nomdest = l.getPath()+"\\"+lesfi[i].getName();
                encours.setText(lesfi[i].getName());
                fost[i]=new FileOutputStream(nomdest);
                channelSrc = fist[i].getChannel();
                channelDest = fost[i].getChannel();
                long lg = channelSrc.size();
                if(!lesfi[i].isDirectory())
                {
                    long div = lg/100 ;
                    long fin = div ;
                    long deb = 0 ;
                    for(int h = 1 ; h<=100 ; h++)
                    {
                        if(h<100)
                        {
                            channelSrc.transferTo(channelDest.position(), fin, channelDest);
                            fin = fin + div ;
                            progress.setValue(h);
                        }
                        else
                        {
                            channelSrc.transferTo(channelDest.position(), lg-channelDest.position(), channelDest);
                            progress.setValue(h);
                        }
                    }
                }
                else
                {
                    channelSrc.transferTo(0, channelSrc.size(), channelDest);
                }
            }
        } catch (IOException ex) {
            Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
        } catch (Exception ex) {
            Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
        }
        
         System.exit(1);
        }
        
       
    }
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); 
                    new Copier().setVisible(true);
                } catch (ClassNotFoundException ex) {
                    Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
                } catch (InstantiationException ex) {
                    Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
                } catch (IllegalAccessException ex) {
                    Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
                } catch (UnsupportedLookAndFeelException ex) {
                    Logger.getLogger(Copier.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        });
    }
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JFileChooser Destination;
    private javax.swing.JFileChooser Source;
    private javax.swing.JLabel encours;
    private javax.swing.JDialog info;
    private javax.swing.JFrame jFrame1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JProgressBar progress;
    // End of variables declaration//GEN-END:variables
    
}