SynchronizedMap和ConcurrentHashMap的深入分析
在开始之前,先介绍下Map是什么?
javadoc中对Map的解释如下:
An object that maps
keys to values . A map cannot contain duplicate keys; each key can map to at most one value.
This interface takes the place of the
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2016-06-14 09:17:46 ·
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