alfresco-community-repo/source/java/org/alfresco/repo/attributes/hibernate/Attributes.hbm.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd" >

<!-- Polymorphic, nestable attributes. -->
<hibernate-mapping package="org.alfresco.repo.attributes">
    <!-- Attribute is the base class for metadata Attributes. -->
    <class table="alf_attributes" abstract="true"
           name="AttributeImpl" proxy="Attribute"
           optimistic-lock="version"
           lazy="true">
        <cache usage="read-write"/>
        <id name="id" column="id" type="long">
            <generator class="native"/>
        </id>
        <discriminator column="type" type="string" length="1"/>
        <version column="version" name="version" type="long"/>
        <!-- A boolean valued attribute -->
        <subclass name="BooleanAttributeImpl" proxy="BooleanAttribute" lazy="true"
                  discriminator-value="O">
            <property name="booleanValue" column="bool_value" type="boolean" index="attribute_bool_index"/>
        </subclass>
        <!-- A byte valued attribute -->
        <subclass name="ByteAttributeImpl" proxy="ByteAttribute" lazy="true"
                  discriminator-value="Y">
            <property name="byteValue" column="byte_value" type="byte" index="attribute_byte_index"/>
        </subclass>
        <!-- A short valued attribute -->
        <subclass name="ShortAttributeImpl" proxy="ShortAttribute" lazy="true"
                  discriminator-value="H">
            <property name="shortValue" column="short_value" type="short" index="attribute_short_index"/>
        </subclass>        
        <!-- An integer valued attribute. -->
        <subclass name="IntAttributeImpl" proxy="IntAttribute" lazy="true"
                  discriminator-value="I">
            <property name="intValue" column="int_value" type="int" index="attribute_int_index"/>
        </subclass>
        <!-- A long valued attribute -->
        <subclass name="LongAttributeImpl" proxy="LongAttribute" lazy="true"
                  discriminator-value="L">
            <property name="longValue" column="long_value" type="long" index="attribute_long_index"/>
        </subclass>
        <!-- A float valued attribute -->
        <subclass name="FloatAttributeImpl" proxy="FloatAttribute" lazy="true"
                  discriminator-value="F">
            <property name="floatValue" column="float_value" type="float" index="attribute_float_index"/>
        </subclass>        
        <!-- A double valued attribute -->
        <subclass name="DoubleAttributeImpl" proxy="DoubleAttribute" lazy="true"
                  discriminator-value="D">
            <property name="doubleValue" column="double_value" type="double" index="attribute_double_index"/>
        </subclass>
        <!-- A string valued attribute -->
        <subclass name="StringAttributeImpl" proxy="StringAttribute" lazy="true"
                  discriminator-value="S">
            <property name="stringValue" column="string_value" type="string"
                      length="512" index="attribute_string_index(64)"/>
        </subclass>
        <!-- A blob valued attribute -->
        <subclass name="BlobAttributeImpl" proxy="BlobAttribute" lazy="true"
                  discriminator-value="B">
            <property name="blobValue" column="blob_value" type="blob"
                      length="8192"/>
        </subclass>
        <!-- A serializable attribute -->
        <subclass name="SerializableAttributeImpl" proxy="SerializableAttribute" lazy="true"
                  discriminator-value="E">
            <property name="serializableValue" column="serializable_value" lazy="true"
                      length="8192"/>
        </subclass>
        <!-- A map attribute -->
        <subclass name="MapAttributeImpl" proxy="MapAttribute" lazy="true"
                  discriminator-value="M">
        </subclass>
    </class>
    <class name="GlobalAttributeEntryImpl" proxy="GlobalAttributeEntry">
        <cache usage="read-write"/>
        <id name="name" type="string" length="160"/>
        <many-to-one class="AttributeImpl" name="attribute" unique="true"/>
    </class>
    <class name="MapEntryImpl" proxy="MapEntry" lazy="false">
        <cache usage="read-write"/>
        <id name="id" column="id" type="long">
            <generator class="native"/>
        </id>
        <natural-id>
            <many-to-one class="MapAttributeImpl" name="map" column="map_id"/>
            <property name="key" type="string" length="160" column="key" index="map_key_index"/>
        </natural-id>
        <many-to-one class="AttributeImpl" name="attribute" column="attribute_id"/>
    </class>        
</hibernate-mapping>