how to read a fiel java code example

Example 1: java read text file

// how to read text file line by line using FileReader class
import java.io.FileReader;
import java.io.IOException;
public class JavaReadTextFileUsingFileReader
{
   public static void main(String[] args) throws IOException
   {
      FileReader fr = new FileReader("B:\demo.txt");
      int a;
      while((a = fr.read()) != -1)
      {
         System.out.print((char) a);
      }
      fr.close();
   }
}

Example 2: java read file

try (Stream<String> stream = Files.lines(Paths.get(String.valueOf(new File("yourFile.txt"))))) {
	stream.forEach(System.out::println);
} catch (IOException e) {
	e.printStackTrace();
}