Why char[] is preferred over String for passwords in Java?

Question

The password field in Swing has a getPassword() (syntax: public char[] getPassword() ) which returns char[] instead of getText() which returns String. Does String pose a security threat whwn it comes to passwords?

Answer 1

A previous discussion on similar subject:

https://www.sololearn.com/Discuss/1214318/?ref=app

Answer 2

Thanks