hibernate 多表插入问题？

[finan861008]

//主表配置
<hibernate-mapping>
<class name="com.hw.model.UAskPmas" table="u_AskPMas">
<id name="askId" type="java.lang.Integer">
<column name="ASK_ID" />
<generator class="identity" />
</id>
<property name="rkdh" type="java.lang.String">
<column name="RKDH" length="200" not-null="true" />
</property>
<property name="kdrq" type="java.util.Date">
<column name="KDRQ" length="23" not-null="true" />
</property>
<property name="carryKind" type="java.lang.Integer">
<column name="CarryKind" />
</property>
<property name="shrq" type="java.util.Date">
<column name="SHRQ" length="23" />
</property>
<property name="auditFlag" type="java.lang.Integer">
<column name="AuditFlag" />
</property>
<property name="remark" type="java.lang.String">
<column name="Remark" length="250" />
</property>
<set name="uaskpdet" order-by="ASKD_ID" lazy="true" inverse="true" cascade="all">
<key>
<column name="ASKD_ID"/>
</key>
<one-to-many class="com.hw.model.UAskPdet"/>
</set>
<many-to-one name="empinfo" class="com.hw.model.UBsEmpInfo" lazy="proxy">
<column name="YWY"/>
</many-to-one>
<many-to-one name="provide" class="com.hw.model.UBsProvide" lazy="proxy">
<column name="Provid_ID"/>
</many-to-one>
</class>
</hibernate-mapping>
//从表配置
<hibernate-mapping>
<class name="com.hw.model.UAskPdet" table="u_AskPDet">
<id name="askdId" type="java.lang.Integer">
<column name="ASKD_ID" />
<generator class="identity"></generator>
</id>
<property name="xh" type="java.lang.Integer">
<column name="XH" />
</property>
<property name="num" type="java.lang.Float">
<column name="Num" precision="53" scale="0" />
</property>
<property name="price" type="java.lang.Float">
<column name="Price" precision="53" scale="0" />
</property>
<property name="je" type="java.lang.Float">
<column name="JE" precision="53" scale="0" />
</property>
<property name="remark" type="java.lang.String">
<column name="Remark" length="250" />
</property>
<many-to-one name="uaskpmas" class="com.hw.model.UAskPmas" not-null="true" insert="true" update="true">
<column name="ASK_ID"/>
</many-to-one>
<many-to-one name="scpinfo" class="com.hw.model.UBscpinfo" cascade="none" not-found="ignore">
<column name="PRO_ID"/>
</many-to-one>
</class>
</hibernate-mapping>
//插入出现异常
Hibernate: insert into u_AskPMas (RKDH, KDRQ, CarryKind, SHRQ, AuditFlag, Remark, YWY, Provid_ID) values (?, ?, ?, ?, ?, ?, ?, ?)
Hibernate: insert into u_AskPDet (XH, Num, Price, JE, Remark, ASK_ID, PRO_ID) values (?, ?, ?, ?, ?, ?, ?)
Hibernate: insert into u_AskPDet (XH, Num, Price, JE, Remark, ASK_ID, PRO_ID) values (?, ?, ?, ?, ?, ?, ?)
2008年07月24日 16:02:10,838 ERROR StockImpl:22 - 位置[StockImpl.TxInsertAskPmas]发生错误
org.springframework.dao.InvalidDataAccessApiUsageException: com.hw.model.UBscpinfo; nested exception is org.hibernate.TransientObjectException: com.hw.model.UBscpinfo
org.hibernate.TransientObjectException: com.hw.model.UBscpinfo

[mellow_msb]

哦

[wz436392521]

hibernate多表查询说简单是很简单的，如果不考虑性能问题把延迟加载打开就行了，如果考虑的话就动态的打开延迟加载，用完之后在关闭掉就好了。

[finan861008]

问非所答..........

[finan861008]

问题检查出来了，原来是最后一个插入语句为空值出异常！

[_重剑无锋_]

UAskPdet uaskPdet=new UAskPdet();
UAskPmas uaskPmas=new UAskPmas();

uaskPdet.setUaskpmas(uaskPmas);
uaskPmas.getUaskpdet().add(uaskPdet);

session.save(uaskPmas);

[wz436392521]

看错...................