Mybatis map value 等于null无法获取值

在mybatis config.xml中

<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE configuration PUBLIC "-//my batis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd"><configuration><settings><!-- 开启缓存支持 -->  <setting name="cacheEnabled" value="false" /><!-- 解决map value 等于null无法获取值-->                 <setting name="callSettersOnNulls" value="true"/></settings><plugins>        <plugin interceptor="com.github.miemiedev.mybatis.paginator.OffsetLimitInterceptor">            <property name="dialectClass" value="com.github.miemiedev.mybatis.paginator.dialect.MySQLDialect"/>        </plugin>    </plugins></configuration>