import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

public class FileOperations {

public static void fileCopier(String sourcePath,String dest) throws IOException{

long startTime = System.currentTimeMillis();

final int EOF = -1;

File file = new File(sourcePath);

if(file.exists()){

FileInputStream fi = new FileInputStream(file);

BufferedInputStream bi = new BufferedInputStream(fi,99999);

FileOutputStream fo = new FileOutputStream(dest);

BufferedOutputStream bo = new BufferedOutputStream(fo,99999);

int singleByte = bi.read();

while(singleByte!=EOF){

//System.out.print((char)singleByte);

bo.write(singleByte);

singleByte = bi.read();

}

bi.close();

bo.close();

fi.close();

fo.close();

System.out.println("File Copy Done...");

long endTime = System.currentTimeMillis();

System.out.println("Total Time Taken "+(endTime-startTime));

}

}

public static void readFile(String filePath) throws IOException{

final int EOF = -1;

File file = new File(filePath);

if(file.exists()){

FileInputStream fi = new FileInputStream(file);

int singleByte = fi.read();

while(singleByte!=EOF){

System.out.print((char)singleByte);

singleByte = fi.read();

}

fi.close();

}

}

public static boolean writeFile(String filePath, String data) throws IOException{

FileOutputStream fout = new FileOutputStream(filePath,true);

fout.write(data.getBytes());

fout.close();

return true;

}

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

fileCopier("E:\\TestingFileHandling\\abcd.dat", "E:\\TestingFileHandling\\xyz.dat");

//readFile("D:\\JavaWeekEnd10to12\\FileHandling\\src\\FileOperations.java");

//writeFile("E:\\TestingFileHandling\\Sample.txt", "Hello How are You");

}

}