This one time, at band camp, Michel Bertrand said:
MB>I'm having a java.lang.StackOverflowError trying to persist
MB>one of my objects in the database. I have an ecommerce app and
MB>I map the following to process my orders:
MB>
MB> <class name="SalesOrder" identity="id" key-generator="IDENTITY">
MB> <description>SalesOrder</description>
MB>
MB> <cache-type type="none"/>
MB>
MB> <map-to table="sales_order"/>
MB>
MB> <field name="id" type="integer">
MB> <sql name="id" type="integer"/>
MB> </field>
MB>
MB>
MB> <field name="orderItens" type="OrderItem" collection="collection" lazy="true">
MB> <sql many-table="order_item" many-key="id_order"/>
MB> </field>
MB>
MB> ...
MB>
MB> </class>
MB>
MB> <class name="OrderItem" identity="id" key-generator="IDENTITY">
MB> <description>OrderItem</description>
MB>
MB> <cache-type type="none"/>
MB>
MB> <map-to table="order_item"/>
MB>
MB> <field name="id" type="integer">
MB> <sql name="id" type="integer"/>
MB> </field>
MB>
MB> <field name="order" type="SalesOrder">
MB> <sql name="id_order"/>
MB> </field>
MB>
MB> </class>
MB>
MB> <class name="ProductOrder" extends="OrderItem" identity="id"
key-generator="IDENTITY">
MB> <description>ProductOrder</description>
MB>
MB> <cache-type type="unlimited"/>
MB>
MB> <field name="id" type="integer">
MB> <sql name="id" type="integer"/>
MB> </field>
MB>
MB> ...
MB>
MB> </class>
MB>
MB>
MB>When I try to do :
MB>
MB>try {
MB> controller.getDatabase().begin();
MB> controller.getDatabase().create(salesOrder);
MB> controller.getDatabase().commit();
MB>} catch (PersistenceException e) {
MB> e.printStackTrace();
MB>}
MB>
MB>I have the StackOverflowError. The strange is that
MB>the "create" inserts about 200 lines in the table
MB>"sales_order" where it should insert exactly one
MB>( the first row present in the table after executing
MB>the operation ).
MB>
MB>Could anybody help me ? Did I map it in a bad way ?
Michel,
Please post the full stack trace of the exception.
Bruce
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