regist object given kei registri object regist multipl locat quick lookup match object regist subkei match subkei multipl call item kei pair result singl registr param item object regist param kei primari kei registr param subkei arrai subkei regist primari kei special valu us subkei caller regist item kei subkei lookup primari kei creat entri need map list entri registri kei entri entri hash map list registri kei entri subkei regist us special valu indic primari kei registr subkei subkei length subkei subkei length list list entri subkei list list arrai list entri subkei list list contain item list add item defin log lp log granular type statement lp log local nest statement log debug enabl log debug duplic registr attempt kei subkei listen item endif 