How to write the regexp to get the expected string in Java?

I have a string and I would like to capture the string between the curly braces.

How can I do it?

TreeItem {Some text in here}

Some text in here
Who is Participating?
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

this should do the job for you, its using look behind and look ahead so it doesnt include the {}

As long as there's no nesting (regex is not really a suitable tool where nesting can occur) then the following should do it for you
s = s.replaceAll(".*?\\{(.*?)\\}.*", "$1");

Open in new window


Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today

From novice to tech pro — start learning today.