Backport of lookup sync on startup to 0.11.0#4969

Merged

jon-wei merged 21 commits intoapache:0.11.0from

a2l007:0.11_backport

Oct 18, 2017

Commits on Oct 17, 2017

Changes for lookup synchronization
Atul Mohan
committed
Refactor of Lookup classes
Atul Mohan
committed
Minor refactors and doc update
Atul Mohan
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Change coordinator instance to be retrieved by DruidLeaderClient
Atul Mohan
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Wait before thread shutdown
Atul Mohan
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Make disablelookups flag true by default
Atul Mohan
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Update docs
Atul Mohan
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Rename flag
Atul Mohan
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Move executorservice shutdown to finally block
Atul Mohan
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Merge conflicts
Atul Mohan
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Remove lookup config constructor
Atul Mohan
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Revert Lookupconfig constructor changes
Atul Mohan
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Add tests to LookupConfig
Atul Mohan
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Make executorservice local
Atul Mohan
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Update LRM
Atul Mohan
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Move ListeningScheduledExecutorService to ExecutorCompletionService
Atul Mohan
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Move exception to outer block
Atul Mohan
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Remove check to see future is done
Atul Mohan
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Remove unnecessary assignment
Atul Mohan
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Add logging
Atul Mohan
committed

Commits on Oct 18, 2017

Merge branch '0.11.0' of https://github.com/druid-io/druid into 0.11_backport
Atul Mohan
committed