spring boot + thymeleaf 报错 org.thymeleaf.exceptions.TemplateInputException

时间：2024-12-02 22:33:32
org.thymeleaf.exceptions.TemplateInputException: Error resolving template "admin/verifyPassword", template might not exist or might not be accessible by any of the configured Template Resolvers

    at org.thymeleaf.TemplateRepository.getTemplate(TemplateRepository.java:246)

    at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1104)

    at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1060)

    at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1011)

    at org.thymeleaf.spring4.view.ThymeleafView.renderFragment(ThymeleafView.java:335)

    at org.thymeleaf.spring4.view.ThymeleafView.render(ThymeleafView.java:190)

    at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1286)

    at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1041)

    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:984)

    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)

    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)

    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)

    at javax.servlet.http.HttpServlet.service(HttpServlet.java:661)

    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)

    at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)

    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

以上错误，是个低级错误，我们都知道，在controller上加注解@Controller 和@RestController都可以在前端调通接口，但是二者的区别在于，当用前者的时候在方法上必须添加注解@ResponseBody，如果不添加@ResponseBody，就会报上面错误，因为当使用@Controller 注解时，spring默认方法返回的是view对象（页面）。而加上@ResponseBody，则方法返回的就是具体对象了。@RestController的作用就相当于@Controller+@ResponseBody的结合体

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