/**
* Returns the string with all regex controll characters escaped.<br>
* The result from this operation should return a pattern which the input string matches.<br>
* WARNING: this method does not escape newline characters and for strings containing newline
* characters the input will not match the result pattern.<br>
*
* @param input
* @return
*/
public static String getEscaped(String input) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < input.length(); i++) {
char ch = input.charAt(i);
boolean escape = CharUtil.isRegexControlChar(ch);
if (escape) {
sb.append('\\');
}
sb.append(ch);
}
return sb.toString();
}
