regex - replace underscore lowercase with uppercase

Question

I\'ve wondering is there a regex pattern that i could use to convert a pattern which is an underscore and a lowercase letter into an uppercase letter. I\'m trying to generat

Answer 1

import com.google.common.base.CaseFormat;

protected static String replaceDashesWithCamelCasing(String input){
    return CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, input);
}