Why Does Broadcastreceiver Need A Default Constructor?

I created a BroadcastReceiver which is constructed from a Service. The BroadcastReceiver needs to interact with the Service, so I pass this to the constructor. After adding the [Br

Solution 1:

It's is only required if you are registering BroadcastReceiver using AndroidManifest. Android uses reflection to instantiate the receiver and it needs a default constructor (otherwise, it doesn't know which arguments should be passed).

It looks like you are registering your broadcast receiver in code using Context.registerReceiver. In this case you don't need to add receiver tag in the AndroidManifest