Servlet parameter
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class ShowFile extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
ServletOutputStream out = response.getOutputStream();
String fileName = request.getParameter("file");
out.println("<html>");
out.println("<head>");
out.println("<title>Welcome</title>");
out.println("</head>");
out.println("<body>");
out.println("<h2>The File</h2>");
out.println(fileName);
out.println("</body>");
out.println("</html>");
out.close();
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
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