MainClass.java Source code

Introduction

Here is the source code for MainClass.java

Source

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class MainClass {
    public static void main(String[] args) {
        File originFile = new File("c:\\file1.txt");
        File destinationFile = new File("c:\\file1.txt");
        if (!originFile.exists() || destinationFile.exists()) {
            return;
        }
        try {
            byte[] readData = new byte[1024];
            FileInputStream fis = new FileInputStream(originFile);
            FileOutputStream fos = new FileOutputStream(destinationFile);
            int i = fis.read(readData);

            while (i != -1) {
                fos.write(readData, 0, i);
                i = fis.read(readData);
            }
            fis.close();
            fos.close();
        } catch (IOException e) {
            System.out.println(e);
        }
    }
}