错误:找不到实体类
解决办法:放错了包,在相应包的平行位置创建了相同的包所以找不到实体类
DEBUG [main] - Logging initialized using 'class org.apache.ibatis.logging.slf4j.Slf4jImpl' adapter. DEBUG [main] - PooledDataSource forcefully closed/removed all connections. DEBUG [main] - PooledDataSource forcefully closed/removed all connections. DEBUG [main] - PooledDataSource forcefully closed/removed all connections. DEBUG [main] - PooledDataSource forcefully closed/removed all connections. Exception in thread "main" java.lang.ExceptionInInitializerError at com.baizhi.test.TestEmp.main(TestEmp.java:9) Caused by: org.apache.ibatis.exceptions.PersistenceException: ### Error building SqlSession. ### The error may exist in com/baizhi/dao/EmpDaoMapper.xml ### Cause: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.baizhi.entity.Emp'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.baizhi.entity.Emp at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:26) at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:54) at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:38) at com.baizhi.MyBatisUtil.MyBatisUtil.<clinit>(MyBatisUtil.java:18) ... 1 more Caused by: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.baizhi.entity.Emp'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.baizhi.entity.Emp at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:109) at org.apache.ibatis.builder.xml.XMLConfigBuilder.parse(XMLConfigBuilder.java:92) at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:52) ... 3 more Caused by: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.baizhi.entity.Emp'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.baizhi.entity.Emp at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:120) at org.apache.ibatis.builder.xml.XMLMapperBuilder.parse(XMLMapperBuilder.java:92) at org.apache.ibatis.builder.xml.XMLConfigBuilder.mapperElement(XMLConfigBuilder.java:322) at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:107) ... 5 more Caused by: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.baizhi.entity.Emp'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.baizhi.entity.Emp at org.apache.ibatis.builder.BaseBuilder.resolveClass(BaseBuilder.java:103) at org.apache.ibatis.builder.xml.XMLStatementBuilder.parseStatementNode(XMLStatementBuilder.java:72) at org.apache.ibatis.builder.xml.XMLMapperBuilder.buildStatementFromContext(XMLMapperBuilder.java:135) at org.apache.ibatis.builder.xml.XMLMapperBuilder.buildStatementFromContext(XMLMapperBuilder.java:128) at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:118) ... 8 more Caused by: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.baizhi.entity.Emp'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.baizhi.entity.Emp at org.apache.ibatis.type.TypeAliasRegistry.resolveAlias(TypeAliasRegistry.java:117) at org.apache.ibatis.builder.BaseBuilder.resolveAlias(BaseBuilder.java:130) at org.apache.ibatis.builder.BaseBuilder.resolveClass(BaseBuilder.java:101) ... 12 more Caused by: java.lang.ClassNotFoundException: Cannot find class: com.baizhi.entity.Emp at org.apache.ibatis.io.ClassLoaderWrapper.classForName(ClassLoaderWrapper.java:190) at org.apache.ibatis.io.ClassLoaderWrapper.classForName(ClassLoaderWrapper.java:89) at org.apache.ibatis.io.Resources.classForName(Resources.java:256) at org.apache.ibatis.type.TypeAliasRegistry.resolveAlias(TypeAliasRegistry.java:113) ... 14 more