'Search File Java' Tag

Java Search File ( Search File on the basis of ” Search String ” in file ) -Swings GUI

February 8, 2012

Required jar files: 1. commons-io-1.3.2.jar 2. l2fprod-common-all.jar Inputs for Application while Runnig: 1) * Source Directory 2) * Destination Directory 3) * File Extension 4) Search String ( Optional ) Source Code 1.Java_File_SearchEngine.java

package com.search;

import com.l2fprod.common.swing.JDirectoryChooser;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;

import javax.swing.*;
import javax.swing.JOptionPane;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.apache.commons.io.filefilter.TrueFileFilter;

public class Java_File_SearchEngine extends JFrame implements ActionListener {

Container container;
 JLabel labelSourceDirectory;
 JLabel labelDestinationDirectory;
 JLabel labelFileExtension;
 JLabel labelSearchString;
 JLabel labelOptional;
 JTextField textFieldSourceDirectory;
 JTextField textFieldDestinationDirectory;
 JTextField textFieldFileExtension;
 JTextField textFieldSearchString;
 JButton buttonChooseSourceDirectory;
 JButton buttonChooseDestinationDirectory;
 JButton buttonSearchFiles;

public Java_File_SearchEngine() {
 container = getContentPane();
 container.setLayout(null);

labelSourceDirectory = new JLabel("* Source Directory :");
 labelDestinationDirectory = new JLabel("* Destination Directory :");
 labelFileExtension = new JLabel("* File Extension :");
 labelSearchString = new JLabel("Search String :");
 labelOptional = new JLabel("( Optional )");
 textFieldSourceDirectory = new JTextField();
 textFieldDestinationDirectory = new JTextField();
 textFieldFileExtension = new JTextField();
 textFieldSearchString = new JTextField();

buttonChooseSourceDirectory = new JButton("Choose Source Directory");
 buttonChooseDestinationDirectory = new JButton("Choose Destination Directory");
 buttonSearchFiles = new JButton("Search Files");
 labelSourceDirectory.setBounds(10, 10, 200, 30);
 textFieldSourceDirectory.setBounds(150, 10, 200, 30);
 buttonChooseSourceDirectory.setBounds(370, 10, 200, 30);

labelDestinationDirectory.setBounds(10, 50, 200, 30);
 textFieldDestinationDirectory.setBounds(150, 50, 200, 30);
 buttonChooseDestinationDirectory.setBounds(370, 50, 200, 30);

labelFileExtension.setBounds(10, 100, 200, 30);
 textFieldFileExtension.setBounds(150, 100, 200, 30);

labelSearchString.setBounds(10, 150, 200, 30);
 textFieldSearchString.setBounds(150, 150, 200, 30);
 labelOptional.setBounds(370, 150, 200, 30);

buttonSearchFiles.setBounds(150, 200, 200, 30);
 container.add(labelSourceDirectory);
 container.add(textFieldSourceDirectory);
 container.add(buttonChooseSourceDirectory);

container.add(labelDestinationDirectory);
 container.add(textFieldDestinationDirectory);
 container.add(buttonChooseDestinationDirectory);

container.add(labelFileExtension);
 container.add(textFieldFileExtension);

container.add(labelSearchString);
 container.add(textFieldSearchString);
 container.add(labelOptional);

container.add(buttonSearchFiles);

buttonChooseSourceDirectory.addActionListener(this);
 buttonChooseDestinationDirectory.addActionListener(this);
 buttonSearchFiles.addActionListener(this);

setTitle("Nandeeswar Search Engine");

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 }

public static void main(String[] args) throws IOException {
 Java_File_SearchEngine frame = new Java_File_SearchEngine();
 frame.setSize(600, 300);
 frame.setVisible(true);

}//end of main()

public static boolean searchStringInFile(File inputFile, String inputString) {
 try {
 String stringSearch = inputString;
 BufferedReader bf = new BufferedReader(new FileReader(inputFile.getPath()));
 int linecount = 0;
 String line;
 System.out.println("Searching for String \" " + stringSearch + " \" in file...");
 while ((line = bf.readLine()) != null) {
 linecount++;
 int indexfound = line.indexOf(stringSearch);
 if (indexfound > -1) {
 System.out.println("Word was found at position " + indexfound + " on line " + linecount);
 return true;
 }
 }
 bf.close();
 } catch (IOException e) {
 System.out.println("IO Error Occurred: " + e.toString());
 return false;
 }
 return false;
 }

public static String getDirectory() {
 String directoryPath = "";
 JFrame frame = new JFrame();
 frame.setLayout(new BorderLayout());
 JDirectoryChooser chooser = new JDirectoryChooser();
 int choice = chooser.showOpenDialog(frame);
 if (choice == JDirectoryChooser.CANCEL_OPTION) {
 System.out.println("User Canceled");
 } else {
 directoryPath = chooser.getSelectedFile().getAbsolutePath();
 System.out.println("Dialog Selection: " + directoryPath);
 }

return directoryPath;
 }

@Override
 public void actionPerformed(ActionEvent event) {

Object button = event.getSource();
 if (button == buttonChooseSourceDirectory) {
 textFieldSourceDirectory.setText(Java_File_SearchEngine.getDirectory());
 } else if (button == buttonChooseDestinationDirectory) {
 textFieldDestinationDirectory.setText(Java_File_SearchEngine.getDirectory());
 } else if (button == buttonSearchFiles) {

try {
 Thread.sleep(2000);
 } catch (Exception e) {
 }

//Search File's

try {
 File sourceDirectory = new File(textFieldSourceDirectory.getText().replace("\\", "/"));
 String destinationDirectory = textFieldDestinationDirectory.getText().replace("\\", "/") + "/";
 String fileExtension = textFieldFileExtension.getText();// kind of files to copy into destination directory
 String searchString = textFieldSearchString.getText();
 boolean fileFound = false;

System.out.println("Source: " + textFieldSourceDirectory.getText().replace("\\", "/"));
 System.out.println("destinationDirectory: " + destinationDirectory);
 System.out.println("fileExtension: " + fileExtension);
 System.out.println("searchString: " + searchString);

System.out.println("Getting all files in " + sourceDirectory.getCanonicalPath() + " including those in subdirectories");

System.out.println("Loading...");

 List<File> files = (List<File>) FileUtils.listFiles(sourceDirectory, TrueFileFilter.INSTANCE, TrueFileFilter.INSTANCE);
 int fileNo = 1;
 int foundFilesNo = 0;
 for (File file : files) {


//Getting FilePath,FileName,FileExtension

String filePath = "", fileName = "", ext = "";
 filePath = file.getPath();
 int lastSlash = filePath.lastIndexOf("\\");
 int lastDot = filePath.lastIndexOf(".");
 fileName = filePath.substring(lastSlash + 1, filePath.length());
 ext = filePath.substring(lastDot + 1, filePath.length());

// Copying search string contained text files into speified destination directory...
 if (ext.equalsIgnoreCase(fileExtension)) {

System.out.println((fileNo++) + ".File name :" + fileName + " (Path: " + filePath + ")");
 System.out.println("Extension :" + ext);

if (textFieldSearchString.getText().equalsIgnoreCase("")) {
 fileFound = true;
 File copyFile = new File(destinationDirectory + fileName);
 copyFile.createNewFile();
 InputStream in = new FileInputStream(file);
 OutputStream out = new FileOutputStream(copyFile, true); // appending output stream

foundFilesNo++;

IOUtils.copy(in, out);
 IOUtils.closeQuietly(in);
 IOUtils.closeQuietly(out);

} else {

boolean searchResult = Java_File_SearchEngine.searchStringInFile(file, searchString);
 Thread.sleep(2000);
 System.out.println("searchResult: " + searchResult);
 if (searchResult) {
 fileFound = true;
 foundFilesNo++;
 File copyFile = new File(destinationDirectory + fileName);
 copyFile.createNewFile();
 InputStream in = new FileInputStream(file);
 OutputStream out = new FileOutputStream(copyFile, true); // appending output stream

IOUtils.copy(in, out);
 IOUtils.closeQuietly(in);
 IOUtils.closeQuietly(out);

}
 }
 }

}

if (fileFound) {
 if (foundFilesNo == 1) {
 //JOptionPane.showMessageDialog(null, "Found : " + foundFilesNo + " file");
 } else if (foundFilesNo > 1) {
 // JOptionPane.showMessageDialog(null, "Found : " + foundFilesNo / 2 + " files");
 }
 Desktop.getDesktop().open(new File(destinationDirectory));
 } else {
 JOptionPane.showMessageDialog(null, "No Such File's Found with search String: " + searchString);
 }
 } catch (Exception e) {
 }
 }
 }
}

//end of code...

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package com.search;

import com.l2fprod.common.swing.JDirectoryChooser;

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.FileReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.util.List;

import javax.swing.*;

import javax.swing.JOptionPane;

import org.apache.commons.io.FileUtils;

import org.apache.commons.io.IOUtils;

import org.apache.commons.io.filefilter.TrueFileFilter;

public class Java_File_SearchEngine extends JFrame implements ActionListener {

Container container;

JLabel labelSourceDirectory;

JLabel labelDestinationDirectory;

JLabel labelFileExtension;

JLabel labelSearchString;

JLabel labelOptional;

JTextField textFieldSourceDirectory;

JTextField textFieldDestinationDirectory;

JTextField textFieldFileExtension;

JTextField textFieldSearchString;

JButton buttonChooseSourceDirectory;

JButton buttonChooseDestinationDirectory;

JButton buttonSearchFiles;

public Java_File_SearchEngine() {

container = getContentPane();

container.setLayout(null);

labelSourceDirectory = new JLabel("* Source Directory :");

labelDestinationDirectory = new JLabel("* Destination Directory :");

labelFileExtension = new JLabel("* File Extension :");

labelSearchString = new JLabel("Search String :");

labelOptional = new JLabel("( Optional )");

textFieldSourceDirectory = new JTextField();

textFieldDestinationDirectory = new JTextField();

textFieldFileExtension = new JTextField();

textFieldSearchString = new JTextField();

buttonChooseSourceDirectory = new JButton("Choose Source Directory");

buttonChooseDestinationDirectory = new JButton("Choose Destination Directory");

buttonSearchFiles = new JButton("Search Files");

labelSourceDirectory.setBounds(10, 10, 200, 30);

textFieldSourceDirectory.setBounds(150, 10, 200, 30);

buttonChooseSourceDirectory.setBounds(370, 10, 200, 30);

labelDestinationDirectory.setBounds(10, 50, 200, 30);

textFieldDestinationDirectory.setBounds(150, 50, 200, 30);

buttonChooseDestinationDirectory.setBounds(370, 50, 200, 30);

labelFileExtension.setBounds(10, 100, 200, 30);

textFieldFileExtension.setBounds(150, 100, 200, 30);

labelSearchString.setBounds(10, 150, 200, 30);

textFieldSearchString.setBounds(150, 150, 200, 30);

labelOptional.setBounds(370, 150, 200, 30);

buttonSearchFiles.setBounds(150, 200, 200, 30);

container.add(labelSourceDirectory);

container.add(textFieldSourceDirectory);

container.add(buttonChooseSourceDirectory);

container.add(labelDestinationDirectory);

container.add(textFieldDestinationDirectory);

container.add(buttonChooseDestinationDirectory);

container.add(labelFileExtension);

container.add(textFieldFileExtension);

container.add(labelSearchString);

container.add(textFieldSearchString);

container.add(labelOptional);

container.add(buttonSearchFiles);

buttonChooseSourceDirectory.addActionListener(this);

buttonChooseDestinationDirectory.addActionListener(this);

buttonSearchFiles.addActionListener(this);

setTitle("Nandeeswar Search Engine");

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

}

public static void main(String[] args) throws IOException {

Java_File_SearchEngine frame = new Java_File_SearchEngine();

frame.setSize(600, 300);

frame.setVisible(true);

}//end of main()

public static boolean searchStringInFile(File inputFile, String inputString) {

try {

String stringSearch = inputString;

BufferedReader bf = new BufferedReader(new FileReader(inputFile.getPath()));

int linecount = 0;

String line;

System.out.println("Searching for String \" " + stringSearch + " \" in file...");

while ((line = bf.readLine()) != null) {

linecount++;

int indexfound = line.indexOf(stringSearch);

if (indexfound > -1) {

System.out.println("Word was found at position " + indexfound + " on line " + linecount);

return true;

}

bf.close();

} catch (IOException e) {

System.out.println("IO Error Occurred: " + e.toString());

return false;

}

return false;

}

public static String getDirectory() {

String directoryPath = "";

JFrame frame = new JFrame();

frame.setLayout(new BorderLayout());

JDirectoryChooser chooser = new JDirectoryChooser();

int choice = chooser.showOpenDialog(frame);

if (choice == JDirectoryChooser.CANCEL_OPTION) {

System.out.println("User Canceled");

} else {

directoryPath = chooser.getSelectedFile().getAbsolutePath();

System.out.println("Dialog Selection: " + directoryPath);

}

return directoryPath;

}

@Override

public void actionPerformed(ActionEvent event) {

Object button = event.getSource();

if (button == buttonChooseSourceDirectory) {

textFieldSourceDirectory.setText(Java_File_SearchEngine.getDirectory());

} else if (button == buttonChooseDestinationDirectory) {

textFieldDestinationDirectory.setText(Java_File_SearchEngine.getDirectory());

} else if (button == buttonSearchFiles) {

try {

Thread.sleep(2000);

} catch (Exception e) {

}

//Search File's

try {

File sourceDirectory = new File(textFieldSourceDirectory.getText().replace("\\", "/"));

String destinationDirectory = textFieldDestinationDirectory.getText().replace("\\", "/") + "/";

String fileExtension = textFieldFileExtension.getText();// kind of files to copy into destination directory

String searchString = textFieldSearchString.getText();

boolean fileFound = false;

System.out.println("Source: " + textFieldSourceDirectory.getText().replace("\\", "/"));

System.out.println("destinationDirectory: " + destinationDirectory);

System.out.println("fileExtension: " + fileExtension);

System.out.println("searchString: " + searchString);

System.out.println("Getting all files in " + sourceDirectory.getCanonicalPath() + " including those in subdirectories");

System.out.println("Loading...");

List<File> files = (List<File>) FileUtils.listFiles(sourceDirectory, TrueFileFilter.INSTANCE, TrueFileFilter.INSTANCE);

int fileNo = 1;

int foundFilesNo = 0;

for (File file : files) {

//Getting FilePath,FileName,FileExtension

String filePath = "", fileName = "", ext = "";

filePath = file.getPath();

int lastSlash = filePath.lastIndexOf("\\");

int lastDot = filePath.lastIndexOf(".");

fileName = filePath.substring(lastSlash + 1, filePath.length());

ext = filePath.substring(lastDot + 1, filePath.length());

// Copying search string contained text files into speified destination directory...

if (ext.equalsIgnoreCase(fileExtension)) {

System.out.println((fileNo++) + ".File name :" + fileName + " (Path: " + filePath + ")");

System.out.println("Extension :" + ext);

if (textFieldSearchString.getText().equalsIgnoreCase("")) {

fileFound = true;

File copyFile = new File(destinationDirectory + fileName);

copyFile.createNewFile();

InputStream in = new FileInputStream(file);

OutputStream out = new FileOutputStream(copyFile, true); // appending output stream

foundFilesNo++;

IOUtils.copy(in, out);

IOUtils.closeQuietly(in);

IOUtils.closeQuietly(out);

} else {

boolean searchResult = Java_File_SearchEngine.searchStringInFile(file, searchString);

Thread.sleep(2000);

System.out.println("searchResult: " + searchResult);

if (searchResult) {

fileFound = true;

foundFilesNo++;

File copyFile = new File(destinationDirectory + fileName);

copyFile.createNewFile();

InputStream in = new FileInputStream(file);

OutputStream out = new FileOutputStream(copyFile, true); // appending output stream

IOUtils.copy(in, out);

IOUtils.closeQuietly(in);

IOUtils.closeQuietly(out);

}

if (fileFound) {

if (foundFilesNo == 1) {

//JOptionPane.showMessageDialog(null, "Found : " + foundFilesNo + " file");

} else if (foundFilesNo > 1) {

// JOptionPane.showMessageDialog(null, "Found : " + foundFilesNo / 2 + " files");

}

Desktop.getDesktop().open(new File(destinationDirectory));

} else {

JOptionPane.showMessageDialog(null, "No Such File's Found with search String: " + searchString);

}

} catch (Exception e) {

}

//end of code...

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