String () { return "AppendOnlyLogFactory{" + "pageSize=" + pageSize + (ensureDataVersion ? ", ensure data version: " + expectedDataVersion : "") + ", failInsteadOfRecovery=" + failInsteadOfRecovery + ", eagerlyCheckFileCompatibility=" + eagerlyCheckFileCompatibility + ", cleanFileIfIncompatible=" + cleanFileIfIncompatible + '}'; }