Companion object of Parameterized Activity

ParameterizedActivity.kt

class ParameterizedActivity : AppCompatActivity() {

    companion object {
        const val INTENT_PARAMS = "INTENT_PARAMS"

        fun start(context: Context, params: Params) {
            val intent = Intent(context, ParameterizedActivity::class.java)
            intent.putExtra(INTENT_PARAMS, params)
            context.startActivity(intent)
        }
    }
}