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

public class JavaByteBuffer {
	public static void main(String[] args) throws Exception {
		FileInputStream finStream = new FileInputStream(args[0]);
		System.out.println("Given file name :" + args[0]);
		FileChannel fchannel = finStream.getChannel();
		ByteBuffer bytebuf = ByteBuffer.allocate(1024);
		fchannel.read(bytebuf);
		bytebuf.flip();
		System.out.print("Contents of file  ");
		while (bytebuf.hasRemaining()) {
			System.out.print((char) bytebuf.get());
		}

	}
}