StartupTimeProvider.kt

package com.dipien.startup

import android.content.ContentProvider
import android.content.ContentValues
import android.database.Cursor
import android.net.Uri
import android.os.Handler
import android.os.Looper
import android.util.Log

class StartupTimeProvider: ContentProvider() {

    companion object {
        private val TAG = StartupTimeProvider::class.simpleName
    }

    private val mainHandler = Handler(Looper.getMainLooper())

    override fun onCreate(): Boolean {
        try {
            if (FirebaseApp.initializeApp(context!!) == null) {
                Log.w(TAG, "FirebaseApp initialization unsuccessful");
            } else {
                Log.i(TAG, "FirebaseApp initialization successful");
            }

            StartupTrace.onColdStartInitiated(context!!)
            mainHandler.post(StartupTrace.StartFromBackgroundRunnable)
        } catch (e: Exception) {
            Log.e(TAG,"Failed to initialize StartupTimeProvider", e)
        }
        return true
    }

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

    override fun getType(uri: Uri): String? {
        return null
    }

    override fun insert(uri: Uri, values: ContentValues?): Uri? {
        return null
    }

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

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