// : c12:TransferTo.java
// Using transferTo() between channels
// {Args: TransferTo.java TransferTo.txt}
// {Clean: TransferTo.txt}
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.nio.channels.FileChannel;
public class TransferTo {
public static void main(String[] args) throws Exception {
if (args.length != 2) {
System.out.println("arguments: sourcefile destfile");
System.exit(1);
}
FileChannel in = new FileInputStream(args[0]).getChannel(), out = new FileOutputStream(
args[1]).getChannel();
in.transferTo(0, in.size(), out);
// Or:
// out.transferFrom(in, 0, in.size());
}
} ///:~