protected String convertCodeBlock(String input) {
Matcher codeFinder = codeblockPattern.matcher(input);
String replacement = "{code}{group1}{code}";
String converted = RegexUtil.loopRegex(codeFinder, input, replacement);
converted = handleWhitespace(converted);
return converted;
}
/**
* replaces all whitespace seperating the {code} blocks from the content with just one newline.
* Example: <br>
* if input = <br>
* {code} codeblock {code} <br>
* <br>
* then return = <br>
* {code}<br>
* codeblock<br>
* {code}
*
* @param input
* @return
*/
protected String handleWhitespace(String input) {
Matcher codeNLFinder = codeNLPattern.matcher(input);
String replacement = "{group1}\n{group2}\n{group3}";
return RegexUtil.loopRegex(codeNLFinder, input, replacement);
}