Small function that can be put in your .bashrc that checks the given paths for jars that exists in both paths. Helpful for e.g. finding jars that exists in both shared lib and webapp lib.

cpdup.sh

## Checks the given paths for jars that exists in both paths. Helpful
## for e.g. finding jars that exists in both shared lib and webapp lib.
cpdup() {
    if [ "$2" = "" ]; then
        echo "Usage: cpdup .../WEB-INF/lib .../shared/lib"
    else
        for JAR in $1/*.jar
        do
            JAR_FILE=`basename $JAR`
            JAR_NAME=${JAR_FILE%-*}
            if [ -e $2/$JAR_NAME* ]; then
                echo -en "$JAR_NAME:\t$JAR\t"
                ls -1 $2/$JAR_NAME*
            fi
        done
    fi
}