android - Saving read/unread state in listView -

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i'm making app can reserve message php server , append new message in listview, mark point on item show unread,of course disappear when click item, these question:

how can save read/unread mark on each item in order when login app next time still can see mark.

i have tried using share preference seems not solution.there may key save , it's inconvenient when modify value.

is need sqlite ? or have easier solution? need help.


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