服务器乱码篇:

 Tomcat的server.xml 加 : URIEncoding="UTF-8"

springmvc.xml:

<mvc:annotation-driven>  
        <mvc:message-converters>  
            <bean class="org.springframework.http.converter.StringHttpMessageConverter">  
                <constructor-arg value="UTF-8"/>  
            </bean>  
        </mvc:message-converters>  
    </mvc:annotation-driven>

详情链接 : https://blog.csdn.net/zmx729618/article/details/56842107