[简单]Ibatis Error setting property Cause: java.lang.IllegalArgumentException错误记录

在使用Ibatis进行查询时遇到错误,原因是JavaBean中parentId字段类型为基本类型,导致设置属性时出现问题。解决方法是将parentId字段类型更改为包装类类型(如Integer)。此问题源于数据库中parentId字段可能为空的情况。

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今天用Ibatis的时候写了个简单的查询语句,如下:

       

Xml代码  收藏代码
  1. <select id="getAllBean" parameterClass="int" resultClass="TestBean">  
  2.     SELECT *  
  3.      FROM TEST_BEAN START WITH ID =#orgId#   
  4.     CONNECT BY PRIOR PARENTID = ID  
  5. </select>  

    测试的时候报错了,错误信息如下

   

Java代码  收藏代码
  1. Caused by: java.lang.RuntimeException: Error setting property 'setParentId' of 'com.ai.educore.bean.TestBean@3450f068'.  Cause: java.lang.IllegalArgumentException  
  2.     at com.ibatis.sqlmap.engine.accessplan.PropertyAccessPlan.setProperties(PropertyAccessPlan.java:52)  
  3.     at com.ibatis.sqlmap.engine.exchange.JavaBeanDataExchange.setData(JavaBeanDataExchange.java:112)  
  4.     at com.ibatis.sqlmap.engine.mapping.result.ResultMap.setResultObjectValues(ResultMap.java:371)  
  5.     at com.ibatis.sqlmap.engine.mapping.result.AutoResultMap.setResultObjectValues(AutoResultMap.java:57)  
  6.     at com.ibatis.sqlmap.engine.mapping.statement.RowHandlerCallback.handleResultObject(RowHandlerCallback.java:64)  
  7.     at com.ibatis.sqlmap.engine.execution.SqlExecutor.handleResults(SqlExecutor.java:385)  
  8.     at com.ibatis.sqlmap.engine.execution.SqlExecutor.handleMultipleResults(SqlExecutor.java:300)  
  9.     at com.ibatis.sqlmap.engine.execution.SqlExecutor.executeQuery(SqlExecutor.java:189)  
  10.     at com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.sqlExecuteQuery(MappedStatement.java:221)  
  11.     at com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryWithCallback(MappedStatement.java:189)  
  12.     ... 65 more  
  13. Caused by: java.lang.IllegalArgumentException  
  14.     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)  
  15.     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)  
  16.     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)  
  17.     at java.lang.reflect.Method.invoke(Unknown Source)  
  18.     at com.ibatis.common.beans.MethodInvoker.invoke(MethodInvoker.java:17)  
  19.     at com.ibatis.sqlmap.engine.accessplan.PropertyAccessPlan.setProperties(PropertyAccessPlan.java:46)  
  20.     ... 74 more    

    错误原因可能是数据库中parentId字段为空

    解决方法:把JavaBean中parentId类型改为基础类型的包装类,如int改为Integer

springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.scheduling.support.ScheduledMethodRunnable#0': Cannot resolve reference to bean 'sysTask' while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sysTask': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.ecp.crm.service.SaleTrackingService com.ecp.system.task.SysTask.saleTrackingService; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'saleTrackingServiceImpl': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.ecp.crm.dao.SaleTrackingDao com.ecp.crm.service.impl.SaleTrackingServiceImpl.fDao; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'saleTrackingDao' defined in file [D:\�����ļ�\soyogit\epm\trunk\target\epm-1.0.0\WEB-INF\classes\com\ecp\crm\dao\SaleTrackingDao.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory': : Error creating bean with name 'sqlSessionFactory' defined in URL [file:/D:/�����ļ�/soyogit/epm/trunk/target/epm-1.0.0/WEB-INF/classes/spring.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'URL [jar:file:/D:/�����ļ�/soyogit/epm/trunk/target/epm-1.0.0/WEB-INF/lib/ecp-platform-extend-1.9.4.jar!/com/ecp/attachment/dao/mysql/AttachmentAssociateMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.IllegalArgumentException: XML fragments parsed from previous mappers already contains value for com.ecp.attachment.dao.AttachmentAssociateMapper.table-name; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in URL [file:/D:/�����ļ�/soyogit/epm/trunk/target/epm-1.0.0/WEB-INF/classes/spring.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'URL [jar:file:/D:/�����ļ�/soyogit/epm/trunk/target/epm-1.0.0/WEB-INF/lib/ecp-platform-extend-1.9.4.jar!/com/ecp/attachment/dao/mysql/AttachmentAssociateMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.IllegalArgumentException: XML fragments parsed from previous mappers already contains value for com.ecp.attachment.dao.AttachmentAssociateMapper.table-name
07-22
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