import java.io.*;
import java.nio.channels.*;
public class NIOTransfer {
public static void main(String[] args) throws IOException {
FileInputStream inFile = new FileInputStream(args[0]);
FileOutputStream outFile = new FileOutputStream(args[1]);
FileChannel inChannel = inFile.getChannel();
FileChannel outChannel = outFile.getChannel();
inChannel.transferTo(0, inChannel.size(), outChannel);
inChannel.close();
outChannel.close();
}
}
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