Java IO operations

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

public class CopyFile {

public static void main(String args[]) throws IOException {
FileInputStream in = null;
FileOutputStream out = null;

try {

in = new FileInputStream("D:/Java/MyJava/src/input.txt");
out = new FileOutputStream("D:/Java/MyJava/src/output.txt");

int c;

while ((c = in.read()) != -1) {
out.write(c);

}

} finally {

if (in != null) {
in.close();

}
if (out != null) {
out.close();

}

}

}
}

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import java.io.*;


public class CopyFile{


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


FileReader in =null;
FileWriter out =null;


try{
   in = new FileReader("D:/Java/MyJava/input.txt");
   out = new FileWriter("D:/Java/MyJava/output.txt");
 
   int c;
 
   while((c= in.read())!=-1)
   {
    out.write(c);
   
   
   }
 
 
}
 finally{
 if(in!=null)
 {
in.close();
 }

 if(out!=null)
 {
out.close();

 }


 }



}



}

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