Hibernate mapping Relationship configuration (vi)

Source: Internet
Author: User

One-way List/array mapping:

Bean:

 public  class  Car implements   serializable{ private         int   ID;     private   String name; ....} public  class  User implements   Serializable { private  int   ID;         private   String name;         private  list<car> cars; ....}

Xml:

Car.hbm.xml:<classname= "Car">        <!--ID is to configure the primary key name is the attribute in the class and the primary key mapping generator: The Generation policy that represents the primary key -        <IDname= "id">            <Generatorclass= "Native" />        </ID>        <!--property is used to make one by one of the attributes in the class and the fields of the table. -        < Propertyname= "Name" />            </class>User.hbm.xml:<classname= "User">        <!--ID is to configure the primary key name is the attribute in the class and the primary key mapping generator: The Generation policy that represents the primary key -        <IDname= "id">            <Generatorclass= "Native" />        </ID>        <!--property is used to make one by one of the attributes in the class and the fields of the table. -        < Propertyname= "Name" />                <Listname= "Cars">            <Keycolumn= "UID" />            <List-indexcolumn= "Carindex" />            <One-to-manyclass= "Car"/>        </List>    </class>

One-way map map:

Bean:

 public  class  Car implements   serializable{ private         int   ID;     private   String name; ....} public  class  User implements   Serializable { private  int   ID;         private   String name;         private  map<string,car> cars; ....}

Xml:

Car.hbm.xml:<classname= "Car">        <!--ID is to configure the primary key name is the attribute in the class and the primary key mapping generator: The Generation policy that represents the primary key -        <IDname= "id">            <Generatorclass= "Native" />        </ID>        <!--property is used to make one by one of the attributes in the class and the fields of the table. -        < Propertyname= "Name" />            </class>User.hbm.xml:<classname= "User">        <!--ID is to configure the primary key name is the attribute in the class and the primary key mapping generator: The Generation policy that represents the primary key -        <IDname= "id">            <Generatorclass= "Native" />        </ID>        <!--property is used to make one by one of the attributes in the class and the fields of the table. -        < Propertyname= "Name" />                <Mapname= "Cars">            <Keycolumn= "UID" />            <!--<map-key Record Key -            <Map-keycolumn= "Mk"type= "string"/>            <One-to-manyclass= "Car"/>        </Map>            </class>

Hibernate mapping Relationship configuration (vi)

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