public void onChange()

in src/main/java/org/apache/sling/resourceresolver/impl/mapping/MapEntries.java [835:879]
30 lines of code
9 McCabe index (conditional complexity)

    public void onChange(final List<ResourceChange> changes) {

        final boolean inStartup = !vanityPathsProcessed.get();

        final AtomicBoolean resolverRefreshed = new AtomicBoolean(false);

        // send the change event only once
        boolean sendEvent = false;

        // the config needs to be reloaded only once
        final AtomicBoolean hasReloadedConfig = new AtomicBoolean(false);

        for (final ResourceChange rc : changes) {

            final ResourceChange.ChangeType type = rc.getType();
            final String path = rc.getPath();

            log.debug("onChange, type={}, path={}", rc.getType(), path);

            // don't care for system area
            if (path.startsWith(JCR_SYSTEM_PREFIX)) {
                continue;
            }

            // during startup: just enqueue the events
            if (inStartup) {
                if (type == ResourceChange.ChangeType.REMOVED || type == ResourceChange.ChangeType.ADDED
                        || type == ResourceChange.ChangeType.CHANGED) {
                    Map.Entry<String, ResourceChange.ChangeType> entry = new SimpleEntry<>(path, type);
                    log.trace("enqueue: {}", entry);
                    resourceChangeQueue.add(entry);
                }
            } else {
                boolean changed = handleResourceChange(type, path, resolverRefreshed, hasReloadedConfig);

                if (changed) {
                    sendEvent = true;
                }
            }
        }

        if (sendEvent) {
            this.sendChangeEvent();
        }
    }