Using ant-contrib tasks with maven-antrun-plugin

<plugin>
<artifactId>maven-antrun-plugin</artifactId>
<executions>
<execution>
<phase>install</phase>
<configuration>
<!--tasks unless="maven.test.skip">
<echo message="To skip me, just call mvn -Dmaven.test.skip=true"/>
</tasks-->
<tasks>
<taskdef
resource="net/sf/antcontrib/antcontrib.properties"
classpathref="maven.plugin.classpath"/>

<delete file="$

/deploy/$

.war"/>
<copy todir="$

/deploy">
<fileset dir="$

"
includes="$

.war"/>
</copy>
</else>
</if>
</tasks>

</configuration>
<goals>
<goal>run</goal>
</goals>
</execution>
</executions>
<dependencies>
<dependency>
<groupId>ant-contrib</groupId>
<artifactId>ant-contrib</artifactId>
<version>1.0b3</version>
<exclusions>
<exclusion>
<groupId>ant</groupId>
<artifactId>ant</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>ant</groupId>
<artifactId>ant-nodeps</artifactId>
<version>1.6.5</version>
</dependency>
</dependencies>
</plugin>