find specific characters in jar files

find_char_in_jars.sh

# the paths of jar files are listed in a text file named "files"
find $(cat files) -print -exec zipgrep "the-characters-needed-to-be-searched" '{}' \;

# search jar files recursively in path the-folder-path
find the-folder-path -name "*.jar" | xargs -I{} sh -c 'echo searching in "{}"; zipgrep "the-characters-needed-to-be-searched" {}'

https://stackoverflow.com/questions/10331025/how-to-search-for-a-string-in-jar-files