Android Broadcast

Android global broadcast makes different android apps’ communication easy and clear, but it also has below security issues. Any android apps can send the same broadcast intent action which your application broadcast receiver listens. This issue can make your app being attacked. Any android apps can listen to your app’s broadcast receiver registered action. So …

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This article include examples about how to create and send custom normal or ordered broadcast. It also illustrate how to abort the broadcast in the ordered broadcast receiver chain. If you do not know about android broadcast, you can read Android Broadcast Overview or Android Broadcast to learn.

In the previous article, we have learned how to dynamically register and unregister the android broadcast receivers in java code. This example will show you how to register the android broadcast receiver statically in the android manifest XML file.

Android applications use broadcasts to communicate with each other. Broadcasts can be sent by either the android system or other applications. Each android application can register it’s interesting broadcast, then it will only receive the interested broadcasts that have been registered.