The RegexpMethodPointcut lets you leverage the power of regular expressions to define your pointcuts. It uses Perl-style regular expressions to define the pattern that should match your intended methods. Common regular expression symbol used are (.) matches any single character, (+) Matches the preceding character one or more times, (*) matches the preceding character zero or more, (\) Escapes any regular expression symbol. For Example: If we want to match all the setXxx methods, we need to use the pattern .*set.* (the first wildcard will match any preceding class name.