Example of GlassFish Resources for Embedded deployment

glassfish-resources.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE resources PUBLIC "-//GlassFish.org//DTD GlassFish Application Server 3.1 Resource Definitions//EN" "http://glassfish.org/dtds/glassfish-resources_1_5.dtd">
<resources>
    <jdbc-connection-pool allow-non-component-callers="false" associate-with-thread="false" connection-creation-retry-attempts="0"
                          connection-creation-retry-interval-in-seconds="10" connection-leak-reclaim="false" 
                          connection-leak-timeout-in-seconds="0" connection-validation-method="auto-commit" 
                          datasource-classname="com.mysql.jdbc.jdbc2.optional.MysqlDataSource" fail-all-connections="false" 
                          idle-timeout-in-seconds="300" is-connection-validation-required="false" is-isolation-level-guaranteed="true" 
                          lazy-connection-association="false" lazy-connection-enlistment="false" match-connections="false" 
                          max-connection-usage-count="0" max-pool-size="32" max-wait-time-in-millis="60000" name="embeddedConnPool" 
                          non-transactional-connections="false" pool-resize-quantity="2" res-type="javax.sql.DataSource" 
                          statement-timeout-in-seconds="-1" steady-pool-size="8" validate-atmost-once-period-in-seconds="0" 
                          validation-table-name="DUAL" wrap-jdbc-objects="false">
        <property name="URL" value="jdbc:mysql://localhost:3306/mylocal_dev"/>
        <property name="User" value="root"/>
        <property name="Password" value="mysql"/>
    </jdbc-connection-pool>
    <jdbc-resource jndi-name="java:app/jdbc/embeddedDS" pool-name="embeddedConnPool" enabled="true" />
</resources>

How do you make glassfish load this file without having to use asadmin ?

@dorbsz, include it inside WEB-INF folder for a web app or META-INF for a ejb jar.