Java FileInputStream Copy copyFile(File src, File dest, int bufSize)

Description

This method copies a file.

License

Open Source License

Parameter

Parameter	Description
src	the source file that should be copied
dest	the destination filename and path
bufSize	the buffer size

Exception

Parameter	Description
IOException	an exception

Declaration

public static void copyFile(File src, File dest, int bufSize) throws IOException 

Method Source Code

//package com.java2s;
/*//from   ww w  .j  a  v a  2  s  .co m
 * Zettelkasten - nach Luhmann
 ** Copyright (C) 2001-2014 by Daniel L?decke (http://www.danielluedecke.de)
 * 
 * Homepage: http://zettelkasten.danielluedecke.de
 * 
 * 
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation; either version 3 of 
 * the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with this program;
 * if not, see <http://www.gnu.org/licenses/>.
 * 
 * 
 * Dieses Programm ist freie Software. Sie k?nnen es unter den Bedingungen der GNU
 * General Public License, wie von der Free Software Foundation ver?ffentlicht, weitergeben
 * und/oder modifizieren, entweder gem?? Version 3 der Lizenz oder (wenn Sie m?chten)
 * jeder sp?teren Version.
 * 
 * Die Ver?ffentlichung dieses Programms erfolgt in der Hoffnung, da? es Ihnen von Nutzen sein 
 * wird, aber OHNE IRGENDEINE GARANTIE, sogar ohne die implizite Garantie der MARKTREIFE oder 
 * der VERWENDBARKEIT F?R EINEN BESTIMMTEN ZWECK. Details finden Sie in der 
 * GNU General Public License.
 * 
 * Sie sollten ein Exemplar der GNU General Public License zusammen mit diesem Programm 
 * erhalten haben. Falls nicht, siehe <http://www.gnu.org/licenses/>.
 */

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 {
    /**
     * This method copies a file. check for existing files is not done here, needs to be
     * checked from within the method which calls this method.
     *
     * @param src the source file that should be copied
     * @param dest the destination filename and path
     * @param bufSize the buffer size
     * @throws IOException
     */
    public static void copyFile(File src, File dest, int bufSize) throws IOException {
        byte[] buffer = new byte[bufSize];
        InputStream in = null;
        OutputStream out = null;
        try {
            in = new FileInputStream(src);
            out = new FileOutputStream(dest);
            while (true) {
                int read = in.read(buffer);
                if (read == -1) {
                    break;
                }
                out.write(buffer, 0, read);
            }
        } finally {
            if (in != null) {
                try {
                    in.close();
                } finally {
                    if (out != null) {
                        out.close();
                    }
                }
            }
        }
    }
}

Related

1. copyFile(File src, File dest)
2. copyFile(File src, File dest)
3. copyFile(File src, File dest)
4. copyFile(File src, File dest)
5. copyFile(File src, File dest)
6. copyFile(File src, File dst)
7. copyFile(File src, File dst)
8. copyFile(File src, File dst)
9. copyFile(File src, File dst)