import java.io.*;
import java.nio.*;
import java.io.FileInputStream;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;

public class ByteBufferRewind {
	public static void main(String[] args) throws IOException {
		FileInputStream aFile = new FileInputStream("bharat.txt");
		FileChannel inChannel = aFile.getChannel();
		ByteBuffer buf = ByteBuffer.allocate(55);
		int bytesRead = inChannel.read(buf);
		buf.flip();
		System.out.print("Without rewind the content of buffer :\n");
		while (buf.hasRemaining()) {
			System.out.print((char) buf.get());
		}
		buf.rewind();
		System.out.print("\nAfter using rewind content of buffer : \n");
		while (buf.hasRemaining()) {
			System.out.print((char) buf.get());
		}
		aFile.close();
	}
}