public interface OfflineGroup
com.smartgwt.client.data.DataSource#offlineMessage,
RPCResponse.STATUS_OFFLINE,
DataSource.useOfflineResponse(com.smartgwt.client.data.DSRequest, com.smartgwt.client.data.DSResponse),
Offline,
DataSource.getUseOfflineStorage(),
DSResponse.getOfflineTimestamp(),
DSResponse.getFromOfflineCache(),
TreeGrid.getOfflineNodeMessage(),
ListGrid.getOfflineMessageStyle()