Computer scienceProgramming languagesJavaWorking with dataMultithreadingThread-safe collections

Thread-safe maps

Correct synchronizedMap

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Find the correct way to create synchronizedMap, where map is:

Map<Integer, String> map = new HashMap<>();

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Map<Integer, String> synchronizedMap = new SynchronizedMap<>(map);

Map<Integer, String> synchronizedMap = Collections.synchronizedMap();

SynchronizedMap<Integer, String> synchronizedMap = new SynchronizedMap<>();

Map<Integer, String> synchronizedMap = Collections.synchronizedMap(map);

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