Examples with LinkedMap org.apache.commons.collections.map.LinkedMap used on opensource projects

Example 11 with LinkedMap

use of org.apache.commons.collections.map.LinkedMap in project jackrabbit by apache.

the class LockManagerImpl method consolidateEvents.

/**
     * Consolidate an event iterator obtained from observation, merging
     * add and remove operations on nodes with the same UUID into a move
     * operation.
     */
@SuppressWarnings("unchecked")
private Iterator<HierarchyEvent> consolidateEvents(EventIterator events) {
    LinkedMap eventMap = new LinkedMap();
    while (events.hasNext()) {
        EventImpl event = (EventImpl) events.nextEvent();
        HierarchyEvent he;
        try {
            he = new HierarchyEvent(event.getChildId(), sysSession.getQPath(event.getPath()).getNormalizedPath(), event.getType());
        } catch (MalformedPathException e) {
            log.info("Unable to get event's path: " + e.getMessage());
            continue;
        } catch (RepositoryException e) {
            log.info("Unable to get event's path: " + e.getMessage());
            continue;
        }
        HierarchyEvent heExisting = (HierarchyEvent) eventMap.get(he.id);
        if (heExisting != null) {
            heExisting.merge(he);
        } else {
            eventMap.put(he.id, he);
        }
    }
    return eventMap.values().iterator();
}