所以我一直在构建一个简单的应用程序,用户可以将一些数据输入到网页上的html表单中。但是,在使用波兰特殊字母发送数据之后,它将转换为HTML dec。像"ł"
这样的代码到我的java后端代码而不是我想要显示的实际字母。我已经尝试过多种方式来改变changin charsets编码,但是我的解决方案似乎都没有用,所以花了几个小时后我决定在这里问一下。
我试过做这些事情:
<html lang="pl">
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
<meta http-equiv="Content-Type" content="text/html;charset=ISO 8859-16">
我的后端看起来像这样
@Controller
public class WelcomeController {
private EpdFileSender sender;
@Autowired
public WelcomeController(EpdFileSender sender) {
this.sender = sender;
}
@RequestMapping(value = "/", method = RequestMethod.GET)
public String showLoginPage() {
return "welcome";
}
@RequestMapping(value = "/", method = RequestMethod.POST)
public String handleInputRequest(@RequestParam(name = "name") String name, @RequestParam String status1,
@RequestParam String status2, @RequestParam String status3, ModelMap model) throws Exception {
model.put("name", name);
model.put("status1", status1);
model.put("status2", status2);
model.put("status3", status3);
return "welcome";
}
}
我的HTML看起来像这样:
<!doctype html>
<html lang="pl">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=ISO 8859-16">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="">
<meta name="author" content="Mark Otto, Jacob Thornton, and Bootstrap contributors">
<meta name="generator" content="Jekyll v3.8.5">
<title>Smart Door Card</title>
</head>
<form action="/" method="POST" class="form-signin" autocomplete="off">
<i class="fas fa-pen-square fa-7x"></i>
<h1 class="h3 mb-3 font-weight-normal logo-text">Smart Door Card</h1>
<input type="text" name="name" class="form-control top" placeholder="Name" required autofocus>
<input type="text" name="status1" class="form-control middle1" placeholder="Set Status">
<input type="text" name="status2" class="form-control middle2" placeholder="Set Status">
<input type="text" name="status3" class="form-control bottom" placeholder="Set Status">
<button class="btn btn-lg btn-primary btn-block set-button" type="submit">Set Your Card</button>
<p class="mt-5 mb-3 text-muted logo-footer">© The Smart Door Card</p>
</form>
我希望用户提供的波兰特殊字母在应用程序中显示字母而不是代码。
我发现了一个问题,结果我需要将它添加到我的web.xml中
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>