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mvn -Dgpg.skip=true -Duser.name="Your Name" -DskipTests=true "-Djava5.home=C:\Program Files (x86)\Java\jre5" "-Djava6.home=C:\Program Files (x86)\Java\jre6" install
Without Java 5 installed
mvn -Dgpg.skip=true -Duser.name="Your Name" -DskipTests=true "-Dbootclasspath.compile=C:\Program Files (x86)\Java\jre6\lib\rt.jar" "-Djava6.home=C:\Program Files (x86)\Java\jre6" install
Linux
With Java 5 installed
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