cd ~/trunk/product
mvn clean install

...

buildcustompanels:
     [echo] Building panels ...
     [echo] Build properties written to /home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/target/../../jbds-echoproperties.txt
    [mkdir] Created dir: /home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/target/classes
    [mkdir] Created dir: /home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/target/izpack-panels
    [unjar] Expanding: /home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/target/IzPack-4.3.4/lib/standalone-compiler.jar into /home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/target/izpack-panels
    [javac] Compiling 29 source files to /home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/target/classes
/home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/src/panels/com/jboss/jbds/installer/ErrorUtils.java:21: warning: sun.swing.DefaultLookup is Sun proprietary API and may be removed in a future release
import sun.swing.DefaultLookup;
                ^
/home/nboldt/eclipse/workspace-jboss/devstudio_trunk/product/installer/src/panels/com/jboss/jbds/installer/ErrorUtils.java:32: warning: sun.swing.DefaultLookup is Sun proprietary API and may be removed in a future release
		Icon icon = (Icon)DefaultLookup.get(label, label.getUI(), "OptionPane.errorIcon");
		                  ^
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
2 warnings