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클라이언트 정보 출력

 

다음 예제는 웹 서버에 접속한 클라이언트 접속 정보를 출력한다.

 

package exam;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet("/info")
public class InfoServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
    public InfoServlet() {
        super();
    }
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();
        String uri = request.getRequestURI();
        StringBuffer url = request.getRequestURL();
        String contentPath = request.getContextPath();
        String remoteAddr = request.getRemoteAddr();
        out.println("<html>");
        out.println("<head><title>info</title></head>");
        out.println("<body>");
        out.println("URI : " + uri + "<br>");
        out.println("URL : " + url + "<br>");
        out.println("Content Path : " + contentPath + "<br>");
        out.println("Remote Address : " + remoteAddr + "<br>");
        out.println("</body>");
        out.println("</html>");
    }
}

 

 

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