Java FileOutputStream Write saveFile(File f, String fileName, File desDir)

Description

saveFile

License

Open Source License

Parameter

Parameter	Description
f	f
fileName	fileName
desDir	desDir

Exception

Parameter	Description
IOException	IOException

Declaration

public static void saveFile(File f, String fileName, File desDir) throws IOException 

Method Source Code

//package com.java2s;
/*//from  w  ww .  jav  a 2  s. c  om
 * Copyright (C) 2010 Viettel Telecom. All rights reserved.
 * VIETTEL PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

import java.io.File;
import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;
import java.io.InputStream;

import java.io.OutputStream;

public class Main {
    /**
     * .
     */
    public static final int BUFFER_SIZE = 1024 * 8;

    /**
     * saveFile
     *
     * @param f f
     * @param fileName fileName
     * @param desDir desDir
     * @throws IOException IOException
     */
    public static void saveFile(File f, String fileName, File desDir) throws IOException {
        InputStream stream = new FileInputStream(f);
        OutputStream out = new FileOutputStream(desDir.getAbsolutePath() + File.separatorChar + fileName);
        int bytesRead;
        byte[] buffer = new byte[BUFFER_SIZE];
        while ((bytesRead = stream.read(buffer, 0, BUFFER_SIZE)) != -1) {
            out.write(buffer, 0, bytesRead);
        }
        stream.close();
        out.close();
    }

    /**
     * Save file
     *
     * @param f f
     * @param fileName fileName
     * @param desDir desDir
     * @param override override
     * @throws IOException IOException
     */
    public static void saveFile(File f, String fileName, File desDir, boolean override) throws IOException {
        File file = new File(desDir.getAbsolutePath() + File.separatorChar + fileName);
        if (override) {
            if (file.exists()) {
                file.delete();
            }
        }
        InputStream stream = new FileInputStream(f);
        OutputStream out = new FileOutputStream(file);
        int bytesRead;
        byte[] buffer = new byte[BUFFER_SIZE];
        while ((bytesRead = stream.read(buffer, 0, BUFFER_SIZE)) != -1) {
            out.write(buffer, 0, bytesRead);
        }
        stream.close();
        out.close();
    }

    /**
     * Deletes a file or a directory.
     *
     * @param file the file or directory which should be deleted.
     * @return true when the file could be deleted
     */
    public static boolean delete(File file) {
        if (file.isDirectory()) {
            String[] children = file.list();
            for (int i = 0; i < children.length; i++) {
                boolean success = delete(new File(file, children[i]));
                if (!success) {
                    return false;
                }
            }
        }

        // The directory is now empty so delete it
        return file.delete();
    }
}

Related

1. saveDataToFile(String filePath, byte[] data)
2. saveDownloadedFile(InputStream is, String destination)
3. saveEntry(String destPath, ZipEntry target, ZipFile zf)
4. saveFile(byte[] fileData, String outputDir, String fileName)
5. saveFile(File f, InputStream stream)
6. saveFile(File f, String fileName, File desDir)
7. saveFile(File file, byte[] contenido)
8. saveFile(File file, InputStream is)
9. saveFile(File file, String fileName, String filesDirectory)