app/src/main/resources/META-INF/persistence.xml

<?xml version="1.0" encoding="UTF-8"?>
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  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  The ASF 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
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  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
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  copyright in this work, please see the NOTICE file in the top level
  directory of this distribution.
-->
<persistence version="3.2"
    xmlns="https://jakarta.ee/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="https://jakarta.ee/xml/ns/persistence https://jakarta.ee/xml/ns/persistence/persistence_3_2.xsd">
  <persistence-unit name="RollerPU" transaction-type="RESOURCE_LOCAL">
    <!-- DB configuration done in roller-custom.properties (see Install guide)
         Avoiding DB configuration here to allow the same persistence.xml to be used between
         testing and prod (which have different DB configuration)
    -->

    <!-- Don't put trailing spaces after the .orm.xml, Hibernate doesn't strip them and
         hence reports can't-find-the-mapping-file errors -->
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogBookmark.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogEntryComment.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogEntryAttribute.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogBookmarkFolder.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogHitCount.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/PingQueueEntry.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/PingTarget.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/UserRole.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/RuntimeConfigProperty.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/TaskLock.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/User.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogCategory.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogEntry.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogEntryTagAggregate.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogEntryTag.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogTemplate.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/ObjectPermission.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/WeblogPermission.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/Weblog.orm.xml</mapping-file>
<mapping-file>org/apache/roller/weblogger/pojos/MediaFile.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/MediaFileTag.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/MediaFileDirectory.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/AutoPing.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/weblogger/pojos/CustomTemplateRendition.orm.xml</mapping-file>

    <mapping-file>org/apache/roller/planet/pojos/Planet.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/planet/pojos/PlanetGroup.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/planet/pojos/Subscription.orm.xml</mapping-file>
    <mapping-file>org/apache/roller/planet/pojos/SubscriptionEntry.orm.xml</mapping-file>
    <properties>
      <!-- Background search index operations read comments on their own threads.
           If one reads a comment just before another thread deletes it, the
           shared cache can hold the deleted comment after the delete commits,
           so lookups by id return it (ROL-2185). Comments are always read
           fresh from the database instead. -->
      <property name="eclipselink.cache.shared.WeblogEntryComment" value="false"/>
    </properties>
  </persistence-unit>
</persistence>