Seeing this?
[bash highlight="3,4"]
$ mvn compile
…
generics are not supported in -source 1.3
(try -source 1.5 to enable generics)
[/bash]
You need to tell the maven-compiler-plugin to use java 1.5. Add this to your pom.xml:
<project>
...
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.0.2</version>
<configuration>
<source>1.5</source>
<target>1.5</target>
</configuration>
</plugin>
</plugins>
</build>
</project>