id字段数据库数据类型是int,返回Map接收查询结果,接收时使用了List<Map<String,String>>接收结果集; select * from users 然后一直报错: java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String at me.gacl.util.MyBatisUtil.showInfo(MyBatisUtil.java:46) at me.gacl.test.Test...
A.java:Map<String,String> stringMap =selectAllSongInfoMap();for(Map.Entry<String,String> stringStringEntry : stringMap.entrySet()) {Stringvalue = stringStringEntry.getValue();//233} 行233报错了: java.lang.ClassCastException:java.lang.Integercannotbecast tojava.lang.String 乍一看日志报错的行号...
Mybatis的失误填坑-java.lang.Integercannotbecasttoj。。。Mybatis的CRUD⼩Demo 为⽅便查看每次的增删改结果，封装了查询，⽤来显⽰数据库的记录；public static void showInfo(){ SqlSession session = getSqlSesion();String sql = "me.gacl.mapping.userMapper.getUsers";List<Map<String,String>> users...
报错信息:java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String 解决方案:这个错误通常是因为在使用${}占位符时,传递的参数类型与预期不符。请确保传递的参数类型与占位符的值类型相匹配。 报错信息:org.apache.ibatis.binding.BindingException: Invalid bound statement (not found)...
难道不是因为这吗 java.lang.Integercannotbecasttojava.lang.String试下 Useru=user...
报错信息:java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String 解决方案:这个错误通常是因为在使用${}占位符时,传递的参数类型与预期不符。请确保传递的参数类型与占位符的值类型相匹配。 报错信息:org.apache.ibatis.binding.BindingException: Invalid bound statement (not found)...
java.math.BigDecimal cannot be cast to java.lang.Integer 场景如下: // Mapper层SELECTSUM(flag)asflags,taskid FROM qcdata GROUP BY taskid // 接口List<HashMap<String, Object>>selectInfoByTest();// 调用代码List<HashMap<String, Object>> result = qcDao.selectInfoByTest();intflags=(Integer)...
【java异常】java.lang.Integer cannot be cast to java.lang.String 2019-12-20 17:20 −类型错误啊... 乡屯米卒 0 1481 springmvc 启动报 java.lang.NoSuchMethodError: org.springframework.core.GenericTypeResolver.resolveTypeArguments(Ljava/lang/Class;Ljava/lang/Class;)[Ljava/lang/Class; ...
{"id":1,"password":"123456","resourceCodes":["resource1","resource2"],"roleIds":["1","2"],"username":"hkp"}Exception in thread "main" java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integerat com.zzuhkp.blog.mybatis.App.main(App.java:29) ...
1,clob类型数据包括大型文本文档(text),XML文档,日志文件,取出时,需要做处理,如果直接当做String取出时,会报错,例如java.lang.String cannot be cast to java.sql.Clob 数据库字段数据reason类型为text 2 ,实体类 AI检测代码解析 @Data public class ReasonResult { ...