Is it possible to use Java methods from *.jar files in angular 5 services?

问题

I am new to Angular, I am wondering if there is any possibility of importing *.jar files inside Angular 5 components or Services. Thanks in advance!!

来源：https://stackoverflow.com/questions/52412891/is-it-possible-to-use-java-methods-from-jar-files-in-angular-5-services