Create a Maven project which has the following directory structure:

example
|__ pom.xml
|__ src
    |__ main
        |__ java
        |   |__ com
        |       |__ acme
        |           |__ ViewSourceActionComponent.java
        |__ resources
            |__ conf
            |   |__ portal
            |     |__ configuration.xml
            |__ locale
                |__ com
                    |__ acme
                        |__ ViewSource_en.properties

Here is content of the pom.xml file:

<?xml version="1.0" encoding="UTF-8"?>

<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/maven-v4_0_0.xsd">

    <modelVersion>4.0.0</modelVersion>

    <groupId>com.acme</groupId>

    <artifactId>example</artifactId>

    <version>1.0</version>

    <name>eXo Wiki action - Example</name>

    <description>eXo Wiki action - Example</description>

    <dependencies>

        <dependency>

            <groupId>org.gatein.portal</groupId>

            <artifactId>exo.portal.webui.framework</artifactId>

            <version>3.5.5.Final</version>

        </dependency>

        <dependency>

            <groupId>org.exoplatform.commons</groupId>

            <artifactId>commons-webui-ext</artifactId>

            <version>4.0.1</version>

        </dependency>

        <dependency>

            <groupId>org.exoplatform.wiki</groupId>

            <artifactId>wiki-service</artifactId>

            <version>4.0.1</version>

        </dependency>

        <dependency>

            <groupId>org.exoplatform.wiki</groupId>

            <artifactId>wiki-webui</artifactId>

            <version>4.1.0</version>

        </dependency>

    </dependencies>

</project>