This questions needs to be in JAVA

i Preview File Edit View Go Tools Window Help Screen Shot 2019-02-19 at 730.17 PM Search Write a function to find the longest palindromic substring from a given stream of signals. Input The input to function/method consists of an argument: inputStream, a string representing the stream of signals. Output Return a string representing the longest palindromic substring for the given stream of signals. Note The input string -z) only. The input string contains only one unique longest palindromic substring. contains lowercase letters (a Example Input: inputStream -xyyxabcdcba Output: abcdcba om: Wapsi per hm enge