Android 2.3.3 uses a 4 step process to to dispatch the tag to the
correct activity.

Check out this: http://gibraltarsf.com/blog/?p=217



On 7 feb, 18:03, Mark Wyszomierski <[email protected]> wrote:
> Hi,
>
> If I declare my application to be able to read NFC tags using the
> following:
>
>   <activity
>       android:name=".activities.ActivityFoo" >
>       <intent-filter>
>         <action android:name="android.nfc.action.TAG_DISCOVERED"/>
>       </intent-filter>
>   </activity>
>
> and the user chooses my app as the default for further reads, we're
> essentially wiping out the chance for any other app in the system to
> handle tag reading?
>
> Just wondering how we'll balance this. My tags actually point to
> specific urls, like:
>
>   foo.com/a
>   foo.com/b
>
> So what would be more ideal is to let the OS give the user a chance to
> set a default for a tag read action + a specific url domain pattern
> for example. That seems more fine-grained and appropriate here?
>
> Just wondering what others think on this,
>
> Thanks

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