Read and copy with FileReader and FileWriter : FileReader « File Input Output « Java






  1. Java
  2. File Input Output
  3. FileReader

Read and copy with FileReader and FileWriter

  
import java.io.FileReader;
import java.io.FileWriter;
import java.io.Reader;
import java.io.Writer;

public class FileReaderWriterExample {
  public static void main(String[] args) throws Exception {

    Reader r = new FileReader("in.txt");
    Writer w = new FileWriter("out.txt");
    int c;
    while ((c = r.read()) != -1) {
      System.out.print((char) c);
      w.write(c);
    }
    r.close();
    w.close();
  }
}








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