Transfer between FileChannel : FileChannel « File Input Output « Java

Transfer between FileChannel


import java.nio.channels.FileChannel;

public class Main {
  public static void main(String[] args) throws Exception {
    String fromFileName = "from.txt";
    String toFileName = "to.txt";
    FileChannel in = new FileInputStream(fromFileName).getChannel();
    FileChannel out = new FileOutputStream(toFileName).getChannel();
    in.transferTo(0, (int) in.size(), out);


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