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

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
  <persistence-unit name="mysports" transaction-type="RESOURCE_LOCAL">
    <provider>eclipselink.example.mysports.persistence.TenantPerEMFProvider</provider>
    <non-jta-data-source>java:global/mysports</non-jta-data-source>
    <mapping-file>META-INF/local-eclipselink-orm.xml</mapping-file>
    
    <class>eclipselink.example.mysports.application.model.Division</class>
    <class>eclipselink.example.mysports.application.model.Team</class>
    <class>eclipselink.example.mysports.application.model.Player</class>
    <class>eclipselink.example.mysports.application.model.User</class>
    <exclude-unlisted-classes>true</exclude-unlisted-classes>
    <validation-mode>NONE</validation-mode>
    
    <properties>
      <!-- Logging Config -->
      <property name="eclipselink.logging.level" value="FINE"/>
      <property name="eclipselink.logging.timestamp" value="false"/>
      <property name="eclipselink.logging.thread" value="false"/>
      <property name="eclipselink.logging.connection" value="false"/>
      <property name="eclipselink.logging.level.metadata" value="WARNING"/>
      <property name="eclipselink.logging.parameters" value="true"/>
      <property name="eclipselink.logging.session" value="false"/>
      <property name="eclipselink.logging.exceptions" value="false"/>
      <property name="eclipselink.logging.level.metadata" value="WARNING"/>
    </properties>
  </persistence-unit>
</persistence>