The only similarity between these two methods is that they use the pattern class but the string class imports any libraries it needs for those methods. I've even tried importing those libraries ...
The first half of this tutorial introduced you to regular expressions and the Regex API. You learned about the Pattern class, then worked through examples demonstrating regex constructs, from basic ...
Along with lambdas, Java SE 8 brought method references to the Java language. This tutorial offers a brief overview of method references in Java, then gets you started using them with Java code ...