<dependencies>
<dependency>
    <maven>
        <groupId>org.eclipse.jdt.core.compiler</groupId>
        <artifactId>ecj</artifactId>
        <version>2.2</version>
    </maven>
    <jpp> 
        <groupId>JPP</groupId>
        <artifactId>ecj</artifactId>
        <version>7.0.23</version> 
    </jpp>
</dependency>
</dependencies>