Goh Wei Xiang 26fd2b3a8e Priority on loading for primary replica (#4757) ... * Priority on loading for primary replica * Simplicity fixes * Fix on skipping drop for quick return. * change to debug logging for no replicants. * Fix on filter logic * swapping if-else * Fix on wrong "hasTier" logic * Refactoring of LoadRule * Rename createPredicate to createLoadQueueSizeLimitingPredicate * Rename getHolderList to getFilteredHolders * remove varargs * extract out currentReplicantsInTier * rename holders to holdersInTier * don't do temporary removal of tier. * rename primaryTier to tierToSkip * change LinkedList to ArrayList * Change MinMaxPriorityQueue in DruidCluster to TreeSet. * Adding some comments. * Modify log messages in light of predicates. * Add in-method comments * Don't create new Object2IntOpenHashMap for each run() call. * Cache result from strategy call in the primary assignment to be reused during the same run. * Spelling mistake * Cleaning up javadoc. * refactor out loading in progress check. * Removed redundant comment. * Removed forbidden API * Correct non-forbidden API. * Precision in variable type for NavigableSet. * Obsolete comment. * Clarity in method call and moving retrieval of ServerHolder into method call. * Comment on mutability of CoordinatoorStats. * Added auxiliary fixture for dropping.		2017-09-28 13:02:05 -07:00
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src	Priority on loading for primary replica (#4757)	2017-09-28 13:02:05 -07:00
pom.xml	Move caffeine out of extension and make it the default cache implementation. (#4810)	2017-09-22 10:46:55 -07:00