import java.nio.*;
import java.nio.IntBuffer;

public class ReadOnlyIntBuffer {
	public static void main(String[] args) throws Exception {
		int[] array=new int[]{4,5};
	IntBuffer intBuf = IntBuffer.wrap(array);	
		System.out.println("Content in int buffer.");
		while (intBuf.hasRemaining()) {
			System.out.println(intBuf.get());
		}
		IntBuffer readIntBuffer = intBuf.asReadOnlyBuffer();
		readIntBuffer.flip();
		System.out.println("Content in int readOnlyBuffer.");
		while (readIntBuffer.hasRemaining()) {
			System.out.println(readIntBuffer.get());
		}
		try {
			readIntBuffer.put(23);
		} catch (Exception e) {
			System.out.println("Buffer is read_only : " + e);
		}
	}
}