ETA elektron eta api upa java eta consumer eta c eta consumer example eta c++ elektron eta source directory c++ elektron sdk c ezd ssl c reconnect trcc ert in cloud view idn symbol list reactor Service linux elektronsdk eta shared library DACS batch request refresh token eikon-sdk dictionary callback MarketFeed java api batchrequest resiliency api eta decode eta api status missing data ssl eta migrate 1.2.0 edf login stream symbollist trthv2 error code map reboot unsubscribe millisecond rdf-d rsslbuffer rssl rssl_ret_invalid_data rsslfieldlist elektron sdk - java mrn slow dispatch convert millisec dictionary reuse eta sbe rwf omm fields segfault symbols-by-exchange vc11 Blank_Field groups cusip 64 bit status mergedtogroup batch real service id identify trade vaconsumer rsslstate one-to-many publish failover eta fid number acronym enum description trcc eta ema login failed electron api rsslmap empty nfd elecktron ert in cloud trial limit streamid gold price data model sdk warm standby solarflaire onload rtmes secure snapshot with open stream hkex corrupt utilization sink driven source rssl_mc_status open-source elektron-direct-feed aws search message rssl state conflation dictionary in data centers rtl rdm_directory_service_group_id conditional compilation upa training module concurrent analytics equity quotes monitoring multi-thread missing documentation price documentation exchangelist idn_rdf market price _ms FID group stale rssl_ret_incomplete_data sequence rsslfieldentry trade electron consumer encodeiterator disconnect suspect enum eta trcc rssl_rc_cet_channel_down_reconnecting handle group status events 3.4.0l1 ni provider ric rssl_mc_update groupid size hint service name rssl_stream_close ads encryption snapshot market_by_price connect signals capabilities load balance rdm upa reactor connect reconnect up ready esdk build java upa timestamp real-time-data maximum bds valueadd dictionary for services elektron sdk ADS version building from source negative ric OMM quotes performance stress test t overrun