hibernate三重关联
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hibernate三重关联
组合模式
Ternary Associations (and beyond)
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<set name="barsnafus" table="user_file_operationtype" cascade="save-update">
<key column="T_S_user_id"/>

<composite-element name="type" column="T_S_fileoperationType_id"
/>


<many-to-one cascade="save-update" name="file" column="T_S_file_id"
/>
</composite-element>
</set>


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测试
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@Test
public void test() {
TSysUser obj = new TSysUser("userName0001", "userPass0001", "0");

TSysFileoperationtype type=new TSysFileoperationtype();
type.setFileOperationName("type0001");

TSysFile file=new TSysFile();
file.setFileUnique("");
file.setFileName("file0001");

BarSnafu b=new BarSnafu();
b.setFile(file);
b.setType(type);

obj.getBarsnafus().add(b);

sysUserManager.saveSysUser(obj);
}
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参考
http://www.xylax.net/hibernate/ternary.html

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