SpringMVC表单标签出现错误:Neither BindingResult nor plain target object for bean name 'command' available as
2017-10-15 21:37
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出现这个错误就是command没有放到jsp页面。
直接上代码:
@Controller
public class HelloController {
@ModelAttribute("command")
public Student test1() {
return new Student(1, "小李", 11);
}
@RequestMapping("/{vn}")
public String test(@PathVariable String vn ) {
return vn;
}
}
jsp页面:
<spring:form >
<spring:input path="id"/><br>
<spring:textarea path="id"/>
</spring:form>
除此之外还要存在一个一个实体类,类似与Student类如上。
我的错误发生在没有在这个控制器内部设置动态路径,导致commad为键的Student对象没有发送到jsp页面。但是也就发到request域里面了。
直接上代码:
@Controller
public class HelloController {
@ModelAttribute("command")
public Student test1() {
return new Student(1, "小李", 11);
}
@RequestMapping("/{vn}")
public String test(@PathVariable String vn ) {
return vn;
}
}
jsp页面:
<spring:form >
<spring:input path="id"/><br>
<spring:textarea path="id"/>
</spring:form>
除此之外还要存在一个一个实体类,类似与Student类如上。
我的错误发生在没有在这个控制器内部设置动态路径,导致commad为键的Student对象没有发送到jsp页面。但是也就发到request域里面了。
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