1. Download Jdk9 Early Build with Project Jigsaw from https://jdk9.java.net/jigsaw/ and unpack it in ~/bin/java9
2. export PATH=~/bin/java9/Contents/Home/bin:$PATH

#examples

1. rm -rf mods/*
2. rm -rf mods/org.fenixedu.foo && mkdir mods/org.fenixedu.foo && javac -d mods/org.fenixedu.foo $(find org.fenixedu.foo/src -name '*.java')
3. rm -rf mods/org.fenixedu.bar && mkdir mods/org.fenixedu.bar && javac -modulepath mods/ -d mods/org.fenixedu.bar $(find org.fenixedu.bar/src -name '*.java')

1. rm -rf mlib && mkdir mlib
2. jar --create --file mlib/foo.jar -C mods/org.fenixedu.foo .
3. jar --create --file mlib/bar.jar --main-class org.fenixedu.bar.gamma.Gamma -C mods/org.fenixedu.bar .

1. java -mp mlib -m org.fenixedu.bar

1. rm -rf myimage
2. export JDKMODS=~/bin/java9/Contents/Home/jmods/
3. jlink --modulepath $JDKMODS:mlib --addmods org.fenixedu.bar --output myimage

1. myimage/bin/java -listmods