thread safe map for java

Solution 1:

java.util.concurrent.ConcurrentHashMap

Solution 2:

The ConcurrentHashMap class from the java.util.concurrent package is a thread-safe implementation of Map that offers far better concurrency than synchronizedMap (and far superior scalability over Hashtable). See http://www.ibm.com/developerworks/java/library/j-jtp07233.html.

Solution 3:

Use ConcurrentHashMap

thread safe map for java

Solution 1:

Solution 2:

Solution 3:

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