Examples with PagesListViewWalker org.apache.ignite.internal.managers.systemview.walker.PagesListViewWalker used on opensource projects

Example 1 with PagesListViewWalker

use of org.apache.ignite.internal.managers.systemview.walker.PagesListViewWalker in project ignite by apache.

the class IgniteCacheDatabaseSharedManager method start0.

/**
 * {@inheritDoc}
 */
@Override
protected void start0() throws IgniteCheckedException {
    if (cctx.kernalContext().clientNode() && cctx.kernalContext().config().getDataStorageConfiguration() == null)
        return;
    DataStorageConfiguration memCfg = cctx.kernalContext().config().getDataStorageConfiguration();
    assert memCfg != null;
    validateConfiguration(memCfg);
    pageSize = memCfg.getPageSize();
    initDataRegions(memCfg);
    cctx.kernalContext().systemView().registerView(DATA_REGION_PAGE_LIST_VIEW, DATA_REGION_PAGE_LIST_VIEW_DESC, new PagesListViewWalker(), () -> {
        Map<String, CacheFreeList> freeLists = freeListMap;
        if (freeLists == null)
            return Collections.emptyList();
        return freeLists.values().stream().flatMap(fl -> IntStream.range(0, fl.bucketsCount()).mapToObj(bucket -> new PagesListView(fl, bucket))).collect(Collectors.toList());
    }, Function.identity());
}