Aspects


vs


Concurrenthashmap

The Java ConcurrentHashMap data structure

Readwritelock

ReadWriteLock is a structure of the two locks

Others

Quality Example
More concurrency

"The other question why not use a concurrenthashmap here since it will provide some concurrent writes to different mapentries and provide more concurrency than readwritelock"

from question "Usage of ReentrantReadWriteLock in javax.swing.plaf.nimbus.ImageCache"

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