Class RegionMapSingleton
Object
RegionMapSingleton
A singleton class providing a default RegionMap.
This class creates and manages a single instance of RegionMap
with predefined region
memberships based on global region identifiers.
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Method Summary
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Method Details
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instance
Gets the singleton instance of RegionMap.If the instance doesn't exist, it creates one with predefined region memberships. This method is thread-safe.
- Returns:
- the singleton instance of RegionMap
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