Strings is a part of google Guava librarys. Strings is Static utility methods pertaining to String or CharSequence instances.
Strings helps us to :
- Check Null Value
 - Pad String
 - Repeat String
 - Check Prefix or Sufix
 
Let See The example code below :
 And here are the results of our code snippet above:
Visit My Repository for full code

Reference
String Documentation





