标签:spring-boot encoding thymeleaf spring spring-mvc
我正在用百里香模板引擎评估弹簧靴.我正面临UTF8字符表单发布问题.
对于最简单的form.html帖子示例:
<head>
<title>test</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
</head>
<body>
<form th:action="@{/test/doPost}" method="post">
<input type="text" name="name" />
<button type="submit">submit</button>
</form>
并在控制器中:
@Controller
@RequestMapping("/test")
public class TestController {
private Logger logger = LoggerFactory.getLogger(getClass());
@RequestMapping(value = "/form", method = RequestMethod.GET)
public String showForm() {
return "test/form";
}
@RequestMapping(value = "/doPost", method = RequestMethod.POST)
public String doPost(@RequestBody String body,
@RequestParam(value = "name", required = true) String name) {
logger.info("body = {}", body);
logger.info("name = {}", name);
return "redirect:/test/form";
}
}
在此示例中,Spring MVC(或百里香叶)无法正确编码具有UTF-8字符的形式.
如果输入ä,我将看到以下日志:
TestController - body = name=%C3%83%C2%A4
TestController - name = ä
ä应该被编码为.正文应该是name =ä,但是我不知道为什么它变成Ã并被解码为错误的字符.
我用Google搜索并找到了一些解决方案,例如添加编码过滤器:
@Bean
public Filter characterEncodingFilter() {
CharacterEncodingFilter characterEncodingFilter = new CharacterEncodingFilter();
characterEncodingFilter.setEncoding("UTF-8");
characterEncodingFilter.setForceEncoding(true);
return characterEncodingFilter;
}
但是没有用.
另一个解决方案是thymeleafViewResolver.setCharacterEncoding(“ UTF-8”);通过这种方式:
@Bean
public SpringResourceTemplateResolver templateResolver() {
final SpringResourceTemplateResolver templateResolver = new SpringResourceTemplateResolver();
templateResolver.setCacheable(false);
templateResolver.setPrefix("classpath:/templates/");
templateResolver.setSuffix(".html");
templateResolver.setTemplateMode("HTML5");
return templateResolver;
}
@Bean
public SpringTemplateEngine springTemplateEngine() {
SpringTemplateEngine springTemplateEngine = new SpringTemplateEngine();
springTemplateEngine.setTemplateResolver(templateResolver());
return springTemplateEngine;
}
@Bean
public ThymeleafViewResolver viewResolver() {
ThymeleafViewResolver thymeleafViewResolver = new ThymeleafViewResolver();
thymeleafViewResolver.setTemplateEngine(springTemplateEngine());
thymeleafViewResolver.setCharacterEncoding("UTF-8");
return thymeleafViewResolver;
}
但这也不起作用.
而且,ThymeleafViewResolver的characterEncoding已在ThymeleafAutoConfiguration source code中设置.似乎没有必要在此处重新定义UTF-8.
我似乎对这个问题有类似的情况:UTF-8 encoding with form post and Spring Controller.公认的解决方案是
Moving CharacterEncodingFilter to the top and forcing the encoding to
be set as UTF-8 solved the problem.
我尝试了这个:
@Bean
public FilterRegistrationBean filterRegistrationBean() {
FilterRegistrationBean registrationBean = new FilterRegistrationBean();
CharacterEncodingFilter characterEncodingFilter = new CharacterEncodingFilter();
characterEncodingFilter.setEncoding("UTF-8");
characterEncodingFilter.setForceEncoding(true);
registrationBean.setFilter(characterEncodingFilter);
registrationBean.setOrder(0);
return registrationBean;
}
但仍然无法正常工作.
我认为UTF-8表单发布非常基本,但是为什么它不能在这里工作.我错过了什么吗?
环境 :
<springboot.version>1.3.0.M5</springboot.version>
<spring.version>4.2.1.RELEASE</spring.version>
非常感谢.
有点偏离主题:我使用了许多其他框架,例如JSP / wicket / grails / play1 / play2,但这些框架都不具有如此烦人的UTF-8情况.
解决方法:
This is a known issue, already fixed-该修补程序将随Spring Boot 1.3.0.RC1一起提供.
同时,您可以通过手动声明编码过滤器来解决此问题:
@Autowired
private HttpEncodingProperties httpEncodingProperties;
@Bean
public OrderedCharacterEncodingFilter characterEncodingFilter() {
OrderedCharacterEncodingFilter filter = new OrderedCharacterEncodingFilter();
filter.setEncoding(this.httpEncodingProperties.getCharset().name());
filter.setForceEncoding(this.httpEncodingProperties.isForce());
filter.setOrder(Ordered.HIGHEST_PRECEDENCE);
return filter;
}
标签:spring-boot,encoding,thymeleaf,spring,spring-mvc 来源: https://codeday.me/bug/20191119/2037338.html
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