modify your pom.xml as below -
<dependencies>
<dependency>
<groupId>org.osgi</groupId>
<artifactId>org.osgi.compendium</artifactId>
</dependency>
<dependency>
<groupId>org.osgi</groupId>
<artifactId>org.osgi.core</artifactId>
</dependency>
<dependency>
<groupId>org.apache.felix</groupId>
<artifactId>org.apache.felix.scr.annotations</artifactId>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
</dependency>
<dependency>
<groupId>org.apache.felix</groupId>
<artifactId>org.osgi.core</artifactId>
<version>1.4.0</version>
</dependency>
<dependency>
<groupId>org.apache.sling</groupId>
<artifactId>org.apache.sling.commons.osgi</artifactId>
<version>2.2.0</version>
</dependency>
<dependency>
<groupId>org.apache.jackrabbit</groupId>
<artifactId>jackrabbit-core</artifactId>
<version>2.4.3</version>
</dependency>
<dependency>
<groupId>org.apache.jackrabbit</groupId>
<artifactId>jackrabbit-api</artifactId>
<version>2.4.1</version>
</dependency>
<dependency>
<groupId>org.apache.jackrabbit</groupId>
<artifactId>jackrabbit-jcr-commons</artifactId>
<version>2.4.3</version>
</dependency>
<dependency>
<groupId>org.apache.sling</groupId>
<artifactId>org.apache.sling.jcr.api</artifactId>
<version>2.0.4</version>
</dependency>
<dependency>
<groupId>org.apache.sling</groupId>
<artifactId>org.apache.sling.api</artifactId>
<version>2.0.2-incubator</version>
</dependency>
<dependency>
<groupId>javax.jcr</groupId>
<artifactId>jcr</artifactId>
<version>2.0</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
</dependencies>
<repositories>
<repository>
<id>adobe</id>
<name>Adobe Public Repository</name>
<url>http://repo.adobe.com/nexus/content/groups/public/</url>
<layout>default</layout>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>adobe</id>
<name>Adobe Public Repository</name>
<url>http://repo.adobe.com/nexus/content/groups/public/</url>
<layout>default</layout>
</pluginRepository>
</pluginRepositories>
and after you can get the session -
private JackrabbitSession session;
this.session = (JackrabbitSession) repository.loginAdministrative(null);
Hope it helps!