java - How to use a callback URL in twitter for sharing a content -

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i have code sharing content twitter,but contains field oauth_callback_url,oauth_callback_scheme etc.how use them , url should put inside callback_url? link code...https://github.com/dhaval0122/share_to_facebook_twitter.. in theirs file called constant.java,which has variable named oauth_callback_url,oauth_callback_scheme,oauth_callback_host.what supposed fill inside them?plz reply..


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