android - What is the way to get data from a HASHMAP like this? -


i have next hashmap. way , set data. don't have clear method.

  • pojoalgoritmocat class id , name.
  • pojoalgoritmo class id, name , category_id.

i don't know how id pojoalgoritmocat or id element of list.

hashmap<pojoalgoritmocat, list<pojoalgoritmo>> listdatachild;

thanks.


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