Mercurial > hg > LGServices
diff src/main/java/de/mpiwg/web/books/SortBooksByStartYear.java @ 75:e5697f7775b2
Display columns named "source" and "year" and implement filter & sorting on them. Hide the column "Start Year"
| author | Calvin Yeh <cyeh@mpiwg-berlin.mpg.de> |
|---|---|
| date | Mon, 27 Mar 2017 17:50:58 +0200 |
| parents | a7e9c1f8edb4 |
| children |
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--- a/src/main/java/de/mpiwg/web/books/SortBooksByStartYear.java Mon Mar 27 17:11:45 2017 +0200 +++ b/src/main/java/de/mpiwg/web/books/SortBooksByStartYear.java Mon Mar 27 17:50:58 2017 +0200 @@ -6,12 +6,14 @@ public class SortBooksByStartYear implements Comparator<DBBook>{ - + public int compare(DBBook o1, DBBook o2) { + if(o1 == null || o2 == null){ - return o1.getName().compareTo(o2.getName()); + return o1.getName().compareTo(o2.getName()); } + return o1.getStart_year().compareTo(o2.getStart_year()); } -} \ No newline at end of file +}