FileSearch.java
package com.joshi;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import javax.swing.ImageIcon;
import javax.swing.JApplet;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
/** *
* @author SJoshi
*/
public class FileSearch extends JApplet implements ActionListener {
SearchThread sc;
@Override
public void init() {
FileSearch fs = new FileSearch();
}
public FileSearch() {
initComponents();
lblProcess.setVisible(false);
this.setSize(450, 350);
this.setVisible(true);
// this.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
initListener();
btnStop.setEnabled(false);
}
private void initComponents() {
// JFormDesigner - Component initialization - DO NOT MODIFY //GEN-BEGIN:initComponents
// Generated using JFormDesigner Evaluation license - Shirin Joshi
txtSearch = new JTextField();
btnSearch = new JButton();
lblEnterSearch = new JLabel();
spFileList = new JScrollPane();
lstFileList = new CustomJList();
lblSearch = new JLabel();
lblProcess = new JLabel();
btnStop = new JButton();
lblCurrentScan = new JLabel();
lblScan = new JLabel();
//======== this ========
// setTitle("Search");
Container contentPane = getContentPane();
contentPane.setLayout(null);
contentPane.add(txtSearch);
txtSearch.setBounds(115, 30, 190, txtSearch.getPreferredSize().height);
//---- btnSearch ----
btnSearch.setText("Search");
contentPane.add(btnSearch);
btnSearch.setBounds(310, 30, btnSearch.getPreferredSize().width, 20);
//---- lblEnterSearch ----
lblEnterSearch.setText("Enter File Name:");
contentPane.add(lblEnterSearch);
lblEnterSearch.setBounds(15, 30, lblEnterSearch.getPreferredSize().width, 20);
//======== spFileList ========
{
//---- lstFileList ----
lstFileList.setVisibleRowCount(10);
lstFileList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
spFileList.setViewportView(lstFileList);
}
contentPane.add(spFileList);
spFileList.setBounds(15, 100, 350, spFileList.getPreferredSize().height);
//---- lblSearch ----
lblSearch.setText("Search Result :");
contentPane.add(lblSearch);
lblSearch.setBounds(new Rectangle(new Point(15, 70), lblSearch.getPreferredSize()));
//---- lblProcess ----
lblProcess.setIcon(new ImageIcon(getClass().getResource("resource/ajax-loader.gif")));
contentPane.add(lblProcess);
lblProcess.setBounds(320, 65, 32, 32);
//---- btnStop ----
btnStop.setText("Stop");
contentPane.add(btnStop);
btnStop.setBounds(new Rectangle(new Point(240, 70), btnStop.getPreferredSize()));
//---- lblScan ----
lblScan.setText("Scan: ");
contentPane.add(lblScan);
lblScan.setBounds(10, 275, 80, 20);
contentPane.add(lblCurrentScan);
lblCurrentScan.setBounds(60, 275, 305, 20);
{ // compute preferred size
Dimension preferredSize = new Dimension();
for (int i = 0; i < contentPane.getComponentCount(); i++) {
Rectangle bounds = contentPane.getComponent(i).getBounds();
preferredSize.width = Math.max(bounds.x + bounds.width, preferredSize.width);
preferredSize.height = Math.max(bounds.y + bounds.height, preferredSize.height);
}
Insets insets = contentPane.getInsets();
preferredSize.width += insets.right;
preferredSize.height += insets.bottom;
contentPane.setMinimumSize(preferredSize);
contentPane.setPreferredSize(preferredSize);
}
// pack();
// setLocationRelativeTo(getOwner());
// JFormDesigner - End of component initialization //GEN-END:initComponents
}
// JFormDesigner - Variables declaration - DO NOT MODIFY //GEN-BEGIN:variables
// Generated using JFormDesigner Evaluation license - Shirin Joshi
public JTextField txtSearch;
private JButton btnSearch;
private JLabel lblEnterSearch;
private JScrollPane spFileList;
public CustomJList lstFileList;
private JLabel lblSearch;
public JLabel lblProcess;
private JButton btnStop;
public JLabel lblCurrentScan;
private JLabel lblScan;
public boolean isStopSearch = false;
private void initListener() {
btnSearch.setActionCommand("Search");
btnSearch.addActionListener(this);
btnStop.setActionCommand("Stop");
btnStop.addActionListener(this);
lstFileList.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if(e.getButton()==MouseEvent.BUTTON1 && e.getClickCount()==2) {
showFileInformation();
}
}
});
}
private void showFileInformation() {
String file = lstFileList.getSelectedValue().toString();
File clickFile = new File(file);
StringBuffer sbFileInfo = new StringBuffer();
sbFileInfo.append("\nFile Name : ").append(clickFile.getName());
sbFileInfo.append("\nRead Only : ").append(!clickFile.canRead());
JOptionPane.showMessageDialog(this,sbFileInfo.toString());
}
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().equalsIgnoreCase("Search")) {
if (txtSearch.getText().trim().length() != 0) {
btnSearch.setEnabled(false);
lblProcess.setVisible(true);
isStopSearch = false;
lstFileList.getListModel().removeAllElements();
lblCurrentScan.setText("");
sc = new SearchThread(this);
sc.start();
btnStop.setEnabled(true);
} else {
JOptionPane.showMessageDialog(this, "Please Provide Search File Name", "File Name Error..", JOptionPane.ERROR_MESSAGE);
}
} else if (e.getActionCommand().equalsIgnoreCase("Stop")) {
sc.stop();
lblProcess.setVisible(false);
lblCurrentScan.setText("");
isStopSearch = true;
btnSearch.setEnabled(true);
btnStop.setEnabled(true);
}
}
}
SearchThread.java
package com.joshi
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JOptionPane;
/**
*
* @author SJoshi
*/
public class SearchThread extends Thread {
File[] roots = File.listRoots();
FileSearch fs;
public SearchThread(FileSearch p_fs) {
fs = p_fs;
}//SearchThread
@Override
public void run() {
List list = new ArrayList();
for (int i = 0; i < roots.length; i++) {
try {
if (fs.isStopSearch) {
break;
}//if
try {
scan(roots[i], list);
fs.lblProcess.setVisible(false);
fs.lblCurrentScan.setText("");
} //try
catch (IOException ex) {
JOptionPane.showMessageDialog(fs, ex, "Searching Error..", JOptionPane.ERROR_MESSAGE);
}//catch
sleep(100);
} //try
catch (InterruptedException ex) {
JOptionPane.showMessageDialog(fs, ex, "Searching Error..", JOptionPane.ERROR_MESSAGE);
}//catch
}//for
}//run
public void scan(File path,
List list) throws IOException {
// Get filtered files in the current path
File[] files = path.listFiles();
//path.listFiles(filter);
// Process each filtered entry
for (int i = 0; i < files.length; i++) {
// recurse if the entry is a directory
try {
fs.lblCurrentScan.setText(files[i].getPath());
if (files[i].isDirectory()) {
scan(files[i], list);//, filter);
} else {
// add the filtered file to the list
if (files[i].getName().equalsIgnoreCase(fs.txtSearch.getText())) {
fs.lstFileList.addElement(files[i].getCanonicalPath());
list.add(files[i]);
}
}
} catch (NullPointerException ne) {
System.out.println("Null Pointer.." + files[i]);
continue;
}
} // for
} // scan
}
