+ private int findEndOfLink(String line) {
+ Matcher matcher = whitespacePattern.matcher(line);
+ if (!matcher.find(0)) {
+ return line.length();
+ }
+ int nextWhitespace = matcher.start();
+ int lastPunctuation = nextWhitespace;
+ while (isPunctuation(line.charAt(lastPunctuation - 1))) {
+ lastPunctuation -= 1;
+ }
+ if (lastPunctuation < nextWhitespace) {
+ return lastPunctuation;
+ }
+ int openParens = 0;
+ for (int i = 0; i < nextWhitespace; i++) {
+ switch (line.charAt(i)) {
+ case '(':
+ openParens++;
+ break;
+ case ')':
+ openParens--;
+ if (openParens < 0) {
+ return i;
+ }
+ default:
+ }
+ }
+ return nextWhitespace;
+ }
+
+ private boolean isPunctuation(char character) {
+ return (character == '.') || (character == ',');
+ }
+