public class Main {
    public static void main(String[] args) {
            String currentDir = null;
        try {
            currentDir = new File(".").getCanonicalPath();
            LOG.info("Current application directory: " + currentDir);
        } catch (IOException e) {
            e.printStackTrace();
        }
        String war = currentDir + "\target\app.war";
        String tomeeConf = currentDir + "\src\main\tomee\conf\tomee.xml";

        // ARGUMENTS
        String[] setup = { "--path", war, "--tomeexml", tomeeConf };
        try {
            // PROGRAM:
            org.apache.tomee.embedded.Main.main(setup);

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

<?xml version="1.0" encoding="UTF-8"?>
<tomee>
<!-- Connection details specified in src/main/resource/persistence.xml -->
<Resource id="APP-DATA" type="javax.sql.DataSource">
        IgnoreDefaultValues true
        JdbcDriver com.mysql.jdbc.Driver
        JdbcUrl jdbc:mysql://localhost:3306/scc-data
        UserName admin
        Password pass
        JtaManaged true
    </Resource>
</tomee>

<project xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
        http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>rfpeake</groupId>
  <artifactId>theapp-parent</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>theapp</name>
  <description>Database project</description>

    <modules>
        <module>../theapp-app</module>
    </modules>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <tomee.version>7.0.3</tomee.version>
        <tomee.classifier>webprofile</tomee.classifier>
        <mysql-connector-version>5.1.40</mysql-connector-version>
        <hibernate.version>5.2.9.Final</hibernate.version>
        <primefaces.version>6.1</primefaces.version>
    </properties>

    <dependencies>

        <!-- TOMEE EMBEDDED -->
        <dependency>
            <groupId>org.apache.tomee</groupId>
            <artifactId>tomee-embedded</artifactId>
            <version>${tomee.version}</version>
        </dependency>

        <!-- Declaration for JSF 2.2 with Tomee 7 -->
        <dependency>
            <groupId>javax</groupId>
            <artifactId>javaee-web-api</artifactId>
            <version>7.0</version>
            <scope>provided</scope>
        </dependency>

        <!-- JPA spec [required] -->
        <dependency>
            <groupId>org.apache.geronimo.specs</groupId>
            <artifactId>geronimo-jpa_2.0_spec</artifactId>
            <version>1.1</version>
            <scope>provided</scope>
        </dependency>

        <!-- Hibernate -->
        <dependency>
         <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>${hibernate.version}</version>
            <scope>provided</scope>
        </dependency>

        <!--  Hibernate EHCache -->
    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-ehcache</artifactId>
        <version>${hibernate.version}</version>
    </dependency>

        <!-- Primefaces -->
    <dependency>
                <groupId>org.primefaces</groupId>
                <artifactId>primefaces</artifactId>
                <version>${primefaces.version}</version>

        <!-- JUnit -->
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>3.8.1</version>
        <scope>test</scope>
    </dependency>
</dependencies>

</project>

<project xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
        http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <parent>
        <groupId>rfpeake</groupId>
        <artifactId>theapp-parent</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <relativePath>../theapp-parent/pom.xml</relativePath>
    </parent>

    <artifactId>theapp-app</artifactId>
    <packaging>war</packaging>
    <name>Database Application</name>

    <build>
        <finalName>theapp</finalName>

        <!-- pluginManagement tag required in Eclipse to avoid error:
            Plugin execution not covered by lifecycle configuration. -->
        <pluginManagement>
            <plugins>
                <plugin>
                    <groupId>org.apache.tomee.maven</groupId>
                    <artifactId>tomee-embedded-maven-plugin</artifactId>
                    <version>${tomee.version}</version>
                    <configuration>
                        <tomeeVersion>${tomee.version}</tomeeVersion>
                        <tomeeClassifier>
                            ${tomee.classifier}</tomeeClassifier>
                        <synchronization>
                            <extensions>
                                <!-- To update each time app built
                                    with mvn compile -->
                                <extension>.class</extension>
                                <extension>.properties</extension>

                                <extension>.css</extension>
                            </extensions>
                            <updateInterval>2</updateInterval>
                        </synchronization>
                        <!-- For some reason, must to be false
                            or reloading does not work! -->

                        <reloadOnUpdate>false</reloadOnUpdate>

                        <warFile>
                            ${project.build.directory}/${project.build.finalName}
                        </warFile>
                        <!-- path tused by tomEE in the tomee:deploy and
                            tomee:undeploy goals -->
                        <path>
                            ${project.build.directory}/apache-                              tomee/webapps${project.build.finalName}
                        </path>
                        <args>
                            -Djava.awt.headless=true -Dfile.encoding=UTF-8 -server
                            -Xms128m -Xmx4096m -XX:PermSize=196m -XX:MaxPermSize=128m
                            -XX:+DisableExplicitGC</args>
                        <libs>
                            <lib>
                                mysql:mysql-connector-java:${mysql-connector-version}
                            </lib>
                        </libs>
                    </configuration>
                    <dependencies>
                        <dependency>
                            <groupId>org.apache.tomee</groupId>
                            <artifactId>apache-tomee</artifactId>
                            <version>${tomee.version}</version>
                            <classifier>${tomee.classifier}</classifier>
                            <type>zip</type>
                            <!-- set this to runtime for it to work -->
                            <scope>runtime</scope>
                        </dependency>
                    </dependencies>
                </plugin>
                <plugin>
                    <groupId>org.apache.maven.plugins</groupId>
                    <artifactId>maven-compiler-plugin</artifactId>
                    <version>2.3.2</version>
                    <configuration>
                        <source>1.7</source>
                        <target>1.7</target>
                        <showDeprecation>true</showDeprecation>
                    </configuration>
                </plugin>
            </plugins>
        </pluginManagement>
    </build>
</project>