bailong025的专栏

新增or判断 <if test="state !=null and state!='' or state==0"> and wher.state =#{state} </if>

org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot construct instance of `com.cetc.modules.sys.entity.SysUserEntity` (although at least one Creator exists): no String-argument constructor/factory method to deserial