<?xml version="1.0" ?>
<!DOCTYPE databases PUBLIC "-//EXOLAB/Castor Mapping DTD Version 1.0//EN"
                           "http://castor.exolab.org/mapping.dtd">
<mapping>

  <class name="oes.Categories">
    <map-to xml="categories" />
    <field name="categories" type="oes.Category" collection="vector" >
      <xml name="category" node="element" />
    </field>
  </class>

  <class name="oes.Category" identity="categoryId">
    <map-to table="oes_category" xml="category" />
    <field name="categoryId" type="integer" >
      <sql name="categ_id" type="smallint" />
      <xml name="id" node="element" />
    </field>
    <field name="shortName" type="string" >
      <sql name="short" type="char" dirty="ignore" />
      <xml name="short" node="element" />
    </field>
    <field name="description" type="string" >
      <sql name="desc" type="varchar" dirty="ignore"  />
      <xml name="description" node="element" />
    </field>
  </class>

  <class name="oes.Discount" identity="discountId">
    <map-to table="oes_discount" />
    <field name="discountId" type="integer" >
      <sql name="discount_id" type="numeric" />
    </field>
    <field name="price" type="oes.Price" >
      <sql name="price_id" />
    </field>
    <field name="minimum" type="integer" >
      <sql name="minimum" type="integer" />
    </field>
    <field name="discount" type="integer" >
      <sql name="discount" type="integer" />
    </field>
    <field name="effectiveFrom" type="date" required="false" >
      <sql name="effect_from" type="date" />
    </field>
    <field name="effectiveTo" type="date" required="false" >
      <sql name="effect_to" type="date" />
    </field>
  </class>

  <class name="oes.Price" identity="priceId">
    <map-to table="oes_price" />
    <field name="priceId" type="integer" >
      <sql name="price_id" type="numeric" />
    </field>
    <field name="msrp" type="double" >
      <sql name="msrp" type="numeric" />
    </field>
    <field name="cost" type="double" required="false" >
      <sql name="cost" type="numeric" />
    </field>
    <field name="currency" type="string" >
      <sql name="cut_unit" type="char" />
    </field>
    <field name="discounts" type="oes.Discount" collection="collection" >
    </field>
  </class>

</mapping>

