Install libregexp-java by entering the following commands in the terminal:
sudo apt update sudo apt install libregexp-java
Description:
Regular expression library for Java
Regexp is a 100% Pure Java Regular Expression package. Regular expressions are pattern descriptions which enable sophisticated matching of strings. In addition to being able to match a string against a pattern, you can also extract parts of the match. This is especially useful in text parsing!
Homepage: http://jakarta.apache.org/regexp/
Version: 1.5-4
Section: universe/libs