The following configurations are required if the Javaee runtime is enabled or for your AS as explained above. There are two Apache TomEE configurations:
Set the the default tomee configurations. : Open the
tomee.xmlfile located in the
<AS_HOME>/repository/conf/tomee/directory and configure Datasources, Resources etc.
Set the jvm system properties that will be used by TomEE. : Open the
system.propertiesfile located in the
<AS_HOME>/repository/conf/tomee/directory. For a comprehensive list of system properties, see http://tomee.apache.org/properties-listing.html.