1
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System NullPointerException on get from map
You may want to use the Safe Navigation Operator to avoid an extra null check. Also, see my talk on using containsKey and get efficiently. It's better to:
Map<String,Map<String,Integer>> ...
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1
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Accepted
System NullPointerException on get from map
Check whether the map is instantiated or not and if it is instantiated, you can use the containsKey method.
Map<String,Map<String,Integer>> mapSoldAppStatus = reportPageController....
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