explore file header - check for copyright string

checkCopyRight.sh

#!/bin/bash

if [ -z "$1" ]; then
    echo "usage:: $0 <project root folder>"
    exit 1
fi


cnt=0
while read i; do
    output="$(diff -u <(sed -n -e "4,7 p" "$i" | sed -r "s/\r//g") header)"
    if (( $? != 0 )); then
        echo "#$i"
        echo "${output}"
        (( cnt++ ))
    fi
done < <(find -L "$1" \( -path "*/target" -or -path "*/.git" -or -path "*/third-party" \) -prune \
    -or \( -type f -and \( -name '*.java' -or -name '*.xtend' \) \) | grep -v -E '(\/.git|\/target|\/third-party)$')

echo -e "\n! MISSING HEADER COUNT: ${cnt}"