+ public static final Comparator<String> LINK_COMPARATOR = new Comparator<String>()
+ {
+ @Override
+ public int compare(String link1, String link2)
+ {
+ if (link1 == null || link2 == null)
+ {
+ return 0; // for failsafe only
+ }
+ String[] tokens1 = link1.split("\\|");
+ String[] tokens2 = link2.split("\\|");
+ if (tokens1.length < 2 || tokens2.length < 2)
+ {
+ // for failsafe only
+ return String.CASE_INSENSITIVE_ORDER.compare(link1, link2);
+ }
+ String name1 = tokens1[0];
+ String name2 = tokens2[0];
+ String pattern1 = tokens1[1];
+ String pattern2 = tokens2[1];
+ if (pattern1.contains(UrlConstants.SEQUENCE_ID)
+ && pattern2.contains(UrlConstants.DB_ACCESSION))
+ {
+ return -1;
+ }
+ if (pattern2.contains(UrlConstants.SEQUENCE_ID)
+ && pattern1.contains(UrlConstants.DB_ACCESSION))
+ {
+ return 1;
+ }
+ return String.CASE_INSENSITIVE_ORDER.compare(name1, name2);
+
+ }
+ };