关键知识点:StringHttpMessageConverter
代码结构:
image.png问题描述:
@ResponseBody 输入到浏览器页面的时候,出现乱码!
控制器里面输入的字符是中文
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
version="4.0">
<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>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>dispatcher</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/dispatcher-servlet.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcher</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
dispatcher-servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans:beans
xmlns= "http://www.springframework.org/schema/mvc"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<context:component-scan base-package="com.gxut.spring" />
<mvc:annotation-driven>
<mvc:message-converters>
<beans:bean class="org.springframework.http.converter.StringHttpMessageConverter">
<beans:property name="supportedMediaTypes">
<beans:list>
<beans:value>text/plain;charset=UTF-8</beans:value>
<beans:value>text/html;charset=UTF-8</beans:value>
<beans:value>application/json;charset=UTF-8</beans:value>
</beans:list>
</beans:property>
</beans:bean>
</mvc:message-converters>
</mvc:annotation-driven>
</beans:beans>
@Controller
@RequestMapping("/api")
public class TestController {
@RequestMapping(value="/test", method=RequestMethod.GET,
produces="application/json; charset=utf-8")
public @ResponseBody String test(@RequestParam(name = "text", defaultValue = "你好") String test) {
System.out.println("test=" + test);
return test;
}
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