Firebase Crashlytics 사용 & 글로벌 에러 핸들링

GlobalErrorHandler.kt

// references : https://github.com/firebase/firebase-android-sdk/issues/1952#issuecomment-713094146
// error handling page
class ErrorActivity : AppCompatActivity() {

    companion object {

        private const val ERROR_TEXT = "ERROR_TEXT"

        fun start(context: Context, errorText: String) = with(context) {
            val intent = Intent(this, ErrorActivity::class.java).apply {
                putExtra(ERROR_TEXT, errorText)
                // applicationContext에서 실행되기 때문에 NEW_TASK 필수.
                addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
            }
            startActivity(intent)
        }
    }

    private val errorText: String by lazy { intent.getStringExtra(ERROR_TEXT).orEmpty() }
    
    private lateinit var binding: ErrorActivityBinding

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = DataBindingUtil.setContentView(this, R.layout.error_activity)

        // TODO debug시에만 표시하도록
        binding.tvError.text = errorText
    }

}

// error handling ContentProvider
class ExceptionHandleProvider : ContentProvider() {
    override fun onCreate(): Boolean {
        Thread.setDefaultUncaughtExceptionHandler { _, e ->
            context?.run {
                val stringWriter = StringWriter()
                e.printStackTrace(PrintWriter(stringWriter))
                ErrorActivity.start(this, stringWriter.toString())
                Runtime.getRuntime().exit(0)
            }
        }
        return true
    }

    override fun query(uri: Uri, projection: Array<out String>?, selection: String?, selectionArgs: Array<out String>?, sortOrder: String?): Cursor? =
        null

    override fun getType(uri: Uri): String? = null

    override fun insert(uri: Uri, values: ContentValues?): Uri? = null

    override fun delete(uri: Uri, selection: String?, selectionArgs: Array<out String>?): Int = 0

    override fun update(uri: Uri, values: ContentValues?, selection: String?, selectionArgs: Array<out String>?): Int = 0

}

// register manifest
<activity android:name=".ErrorActivity"/>
  
<!-- Firebase Crashlytics(100)보다 우선 순위를 높게 가져가야 우선적으로 핸들링 실행 가능-->  
<provider
  android:name=".ExceptionHandleProvider"
  android:authorities="${applicationId}.exceptionhandleprovider"
  android:exported="false"
  android:initOrder="101"/>