Ignore:
Timestamp:
2016-01-15T22:25:06+01:00 (4 years ago)
Author:
simon04
Message:

fix #12343 - Display at most 20 primitives for some confirmation dialogs (e.g., deletion of relations)

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/src/org/openstreetmap/josm/tools/Utils.java

    r9419 r9473  
    13071307            return null;
    13081308        } else {
    1309             final List<String> lines = Arrays.asList(s.split("\\n"));
    1310             if (lines.size() > maxLines) {
    1311                 return join("\n", lines.subList(0, maxLines - 1)) + "\n...";
     1309            return join("\n", limit(Arrays.asList(s.split("\\n")), maxLines, "..."));
     1310        }
     1311    }
     1312
     1313    /**
     1314     * If the collection {@code elements} is larger than {@code maxElements} elements,
     1315     * the collection is shortened and the {@code overflowIndicator} is appended.
     1316     * @param elements collection to shorten
     1317     * @param maxElements maximum number of elements to keep (including including the {@code overflowIndicator})
     1318     * @param overflowIndicator the element used to indicate that the collection has been shortened
     1319     * @return the shortened collection
     1320     */
     1321    public static <T> Collection<T> limit(Collection<T> elements, int maxElements, T overflowIndicator) {
     1322        if (elements == null) {
     1323            return null;
     1324        } else {
     1325            if (elements.size() > maxElements) {
     1326                final Collection<T> r = new ArrayList<>(maxElements);
     1327                final Iterator<T> it = elements.iterator();
     1328                while (r.size() < maxElements - 1) {
     1329                    r.add(it.next());
     1330                }
     1331                r.add(overflowIndicator);
     1332                return r;
    13121333            } else {
    1313                 return s;
     1334                return elements;
    13141335            }
    13151336        }
Note: See TracChangeset for help on using the changeset viewer.