package test;
import java.io.IOException;
import java.io.InputStream;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


public class InputBufferTest extends HttpServlet {
    private static final long serialVersionUID = 2064982235235847287L;

    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        try {
            InputStream is = request.getInputStream();
            is.read();
            is.close();
            is.read();
            response.getWriter().write("KO");
        } catch (IOException e) {
            response.getWriter().write("OK");
        }
    }    
}