按钮调用html表单中的不同servlet代码。

<form action="servlet1" method="post">
  <input type="submit" name="button" value="Button 1">
  <input type="submit" name="button" value="Button 2">
</form>

@WebServlet("/servlet1")
public class Servlet1 extends HttpServlet {
  protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    String button = request.getParameter("button");
    if (button.equals("Button 1")) {
      // 执行按钮1的代码逻辑
    } else if (button.equals("Button 2")) {
      // 执行按钮2的代码逻辑
    }
  }
}