How to use

setManager

method

in

com.badlogic.gdx.pay.PurchaseSystem

/**
 * @param activity The AndroidApplication activity.
 * @param requestCode The request code to use in case they are needed (not all stores need them). */
public IAP (Activity activity, int requestCode) {
  // are we on GooglePlay?
  try {
    Class<?> googlePlayClazz = Class.forName("com.badlogic.gdx.pay.android.googleplay.AndroidGooglePlayPurchaseManager");
    Method method = googlePlayClazz.getMethod("isRunningViaGooglePlay", Activity.class);
    if ((Boolean)method.invoke(googlePlayClazz, activity)) {
      // we are running on GooglePlay: let's set the purchase manager and be done with it!
      PurchaseSystem.setManager((PurchaseManager)googlePlayClazz.getConstructor(Activity.class, int.class).newInstance(activity, requestCode));
      return;
    }
  } catch (Exception e) {
    Log.d(TAG, "Failed to locate purchase manager for GooglePlay (gdx-pay-android-googleplay.jar file not installed)", e);
  }
}

/**
 * @param activity The AndroidApplication activity.
 * @param requestCode The request code to use in case they are needed (not all stores need them). */
public IAP (Activity activity, int requestCode) {
  // are we on GooglePlay?
  try {
    Class<?> googlePlayClazz = Class.forName("com.badlogic.gdx.pay.android.googleplay.AndroidGooglePlayPurchaseManager");
    Method method = googlePlayClazz.getMethod("isRunningViaGooglePlay", Activity.class);
    if ((Boolean)method.invoke(googlePlayClazz, activity)) {
      // we are running on GooglePlay: let's set the purchase manager and be done with it!
      PurchaseSystem.setManager((PurchaseManager)googlePlayClazz.getConstructor(Activity.class, int.class).newInstance(activity, requestCode));
      return;
    }
  } catch (Exception e) {
    Log.d(TAG, "Failed to locate purchase manager for GooglePlay (gdx-pay-android-googleplay.jar file not installed)", e);
  }
}

@Before
public void setUp() throws Exception {
  PurchaseSystem.setManager(purchaseManager);
}

@SuppressWarnings("unused") // Unit tested with reflection. (as in IAP.java)
public AndroidGooglePlayPurchaseManager(Activity activity,
                    AndroidFragmentApplication application,
                    int activityRequestCode) {
  PurchaseResponseActivityResultConverter converter = new PurchaseResponseActivityResultConverter(this);
  AsyncExecutor executor = new NewThreadSleepAsyncExecutor();
  ApplicationProxy.FragmentProxy proxy = new ApplicationProxy.FragmentProxy(activity, application);
  googleInAppBillingService = new V3GoogleInAppBillingService(proxy, activityRequestCode, converter, executor);
  PurchaseSystem.setManager(this);
}

PurchaseSystem.setManager((PurchaseManager) ClassReflection.newInstance(iapClazz));