那个方法这样写的:
List<Map<String,Object>> findAllUser(@Param("groupId")String groupId);
改过来:
List<Map<String,Object>> findAllUser(String groupId);
ok!
下面是控制台报错情况:
org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.builder.BuilderException: Error invoking SqlProvider method (org.yl.orm.mapper.FieldsPoolSqlProvider.findAllUser). Cause: java.lang.IllegalArgumentException: argument type mismatch
at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:75)
at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:371)
at com.sun.proxy.$Proxy55.selectList(Unknown Source)
at org.mybatis.spring.SqlSessionTemplate.selectList(SqlSessionTemplate.java:198)
at org.apache.ibatis.binding.MapperMethod.executeForMany(MapperMethod.java:122)
at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:64)
转载于:https://my.oschina.net/mdxlcj/blog/1503664