Null value was assigned to a property of primitive type sett

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问题描述：Null value was assigned to a property of primitive type setter ，hibernate int型数据无法读取 hiberante读int 整型数据出错 hiberante读数据库出错

错误日志：

Exception in thread "main" org.hibernate.PropertyAccessException: Null value was assigned to a property of primitive type setter of com.zsba.AdornCompanyInfo.provinceOrderMember

at org.hibernate.property.BasicPropertyAccessor$BasicSetter.set(BasicPropertyAccessor.java:85)

at org.hibernate.tuple.entity.AbstractEntityTuplizer.setPropertyValues(AbstractEntityTuplizer.java:337)

at org.hibernate.tuple.entity.PojoEntityTuplizer.setPropertyValues(PojoEntityTuplizer.java:200)

at org.hibernate.persister.entity.AbstractEntityPersister.setPropertyValues(AbstractEntityPersister.java:3560)

at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:129)

at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:842)

at org.hibernate.loader.Loader.doQuery(Loader.java:717)

at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)

at org.hibernate.loader.Loader.loadEntity(Loader.java:1851)

at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:48)

at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:42)

at org.hibernate.persister.entity.AbstractEntityPersister.load(AbstractEntityPersister.java:3038)

at org.hibernate.event.def.DefaultLoadEventListener.loadFromDatasource(DefaultLoadEventListener.java:395)

at org.hibernate.event.def.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:375)

at org.hibernate.event.def.DefaultLoadEventListener.load(DefaultLoadEventListener.java:139)

at org.hibernate.event.def.DefaultLoadEventListener.proxyOrLoad(DefaultLoadEventListener.java:195)

at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:103)

at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:878)

at org.hibernate.impl.SessionImpl.get(SessionImpl.java:815)

at org.hibernate.impl.SessionImpl.get(SessionImpl.java:808)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at org.hibernate.context.ThreadLocalSessionContext$TransactionProtectionWrapper.invoke(ThreadLocalSessionContext.java:301)

at $Proxy0.get(Unknown Source)

at com.zsba.HibernateUtil.main(HibernateUtil.java:60)

Caused by: java.lang.IllegalArgumentException

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at org.hibernate.property.BasicPropertyAccessor$BasicSetter.set(BasicPropertyAccessor.java:42)

... 26 more

解决办法：

javabean.hbm.xml

</column>

</property>

type="int" 改为type="java.lang.Integer"

javabean

private int provinceOrderMember; 改为private Intege provinceOrderMember

原因：数据库字段值为NULL,int 类型不能赋值为NULL，只能为0，但有些实际应用中，如学生分数，0表示0分，NULL，则表示暂无分数所以，要不设数据字段不为NULL，要不就是用Integer.

原地址：http://blog.csdn.net/ydcun/article/details/7584153