Add package_info.java files to project

add_package_info.sh

find . -name '*.java' | grep -v "\/target\/" | grep  java | rev | cut -f "2-" -d "/"  | rev  | sort | uniq | xargs -I{} sh -c 'echo "$1" | grep -o "java\/.*" | cut -f "2-" -d "/" | tr "/" "." | awk '"'"'{print "package "$1";"}'"'"'  > "$1/package-info.java" ' -- {}
git status | grep package-info | xargs -I{} sh -c 'echo "@javax.annotation.ParametersAreNonnullByDefault" | cat - "$1"  > /tmp/tttt ; mv /tmp/tttt "$1"' -- {}