Groovy regexp capturing content inside curly brackets

groovy+regexp+curlybrackerts

import java.util.regex.Matcher
import java.util.regex.Pattern

//Tring to capture whats inside the curly brackets
String input="xxx{var23.ID}yyy{something here.some more}--{}"

//The group is everything but a '}'
def pattern = ~/\{([^\}]*)\}/

def result=pattern.matcher(input)
result.each{it->
    println it
}

//Output:
//[{var23.ID}, var23.ID]
//[{something here.some more}, something here.some more]
//[{}, ]