super( PAGE_SIZE,
editEvent,
feedURL );
setDataProvider( new AsyncDataProvider<AssetPageRow>() {
protected void onRangeChanged(HasData<AssetPageRow> display) {
AssetPageRequest request = new AssetPageRequest( packageUuid,
formatInList,
formatIsRegistered,
pager.getPageStart(),
pageSize );
assetService.findAssetPage( request,