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

<!-- 
 * Licensed to The Apereo Foundation under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.
 *
 * The Apereo Foundation licenses this file to you under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 -->
<hibernate-mapping package="org.unitime.timetable.model">
    <class name="DatePattern" table="date_pattern">
        <cache include="non-lazy" usage="transactional"/>
        <id
            name="uniqueId"
            column="uniqueid"
            type="java.lang.Long">
            <generator class="org.unitime.commons.hibernate.id.UniqueIdGenerator">
                <param name="sequence">date_pattern_seq</param>
            </generator>
        </id>

        <property
            name="name"
            column="name"
            type="java.lang.String"
            length="100"
            not-null="false"/>

        <property
            name="pattern"
            column="pattern"
            type="java.lang.String"
            length="366"
            not-null="true"/>

        <property
            name="offset"
            column="offset"
            type="java.lang.Integer"
            not-null="true"
            length="4"/>

        <property
            name="type"
            column="type"
            type="java.lang.Integer"
            not-null="false"
            length="2"/>

        <property
            name="visible"
            column="visible"
            type="java.lang.Boolean"
            not-null="false"/>

        <many-to-one
            name="session"
            class="Session"
            column="session_id"
            not-null="true"
            foreign-key="fk_datepatt_session"
            lazy="proxy"/>
            
        <set
            name="parents"
            table="date_pattern_parent">
            <cache include="non-lazy" usage="transactional"/>
            <key column="date_pattern_id"/>
            <many-to-many
                class="DatePattern"
                column="parent_id"
                foreign-key="fk_date_patt_parent_parent"/>
        </set>
        
        <set
            name="children"
            table="date_pattern_parent" inverse="true">
            <cache include="non-lazy" usage="transactional"/>
            <key column="parent_id"/>
            <many-to-many
                class="DatePattern"
                column="date_pattern_id"
                foreign-key="fk_date_patt_parent_date_patt"/>
        </set> 
              
        <set
            name="departments"
            table="date_pattern_dept"
            inverse="true">
            <cache include="non-lazy" usage="transactional"/>
            <key column="pattern_id"/>
            <many-to-many
                class="Department"
                column="dept_id"
                foreign-key="fk_date_pattern_dept_dept"/>
        </set>

        <property
            name="numberOfWeeks"
            column="nr_weeks"
            type="java.lang.Float"
            not-null="false"/>
    </class>
</hibernate-mapping>