Get FileChannel from FileOutputStream and FileInputStream : FileChannel « File Input Output « Java

Get FileChannel from FileOutputStream and FileInputStream


import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;

public class CopyChannels {
  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();

    ByteBuffer buff = ByteBuffer.allocate(32 * 1024);

    while ( > 0) {



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