アプリ広告配信サービスの自動切換え

<androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:ads="http://schemas.android.com/apk/res-auto"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:nendsdk="http://schemas.android.com/apk/res-auto"
	:

    <com.google.android.gms.ads.AdView
        android:id="@+id/adView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        ads:adSize="SMART_BANNER"
        ads:adUnitId="@string/adUnitId1"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"/>
    <jp.co.imobile.sdkads.android.ImobileInlineView
        android:id="@+id/imobile"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:visibility="invisible"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        pid="@string/IMOBILE_BANNER_PID" mid="@string/IMOBILE_BANNER_MID" sid="@string/IMOBILE_BANNER_SID" />
    <net.nend.android.NendAdView
        android:id="@+id/nend"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:visibility="invisible"
        nendsdk:NendApiKey="@string/apiKey"
        nendsdk:NendSpotId="@string/spotID"
        nendsdk:NendAdjustSize="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>

	:
public class AdMob {
    private static final boolean        DEBUG = false;
    private static final String         TAG = AdMob.class.getSimpleName();
    private int                         errorCode;

    //コンストラクタ
    public AdMob(Context context, AdView adView) {
        MobileAds.initialize(context, initializationStatus -> {
            if (DEBUG) Log.d(TAG,"MobileAds:onInitialComplete");
        });
        AdRequest adRequest = new AdRequest.Builder().build();
        adView.loadAd(adRequest);
        adView.setAdListener(new AdListener() {
            @Override
            public void onAdImpression() {
                if (DEBUG) Log.d(TAG, "onAdImpression");
                super.onAdImpression();
            }
            @Override
            public void onAdClicked() {
                super.onAdClicked();
            }
            @Override
            public void onAdLoaded() {
                if (DEBUG) Log.d(TAG, "Code to be executed when an ad finishes loading.");
            }
            @Override
            public void onAdOpened() {
                if (DEBUG) Log.d(TAG, "Code to be executed when an ad opens an overlay that covers the screen.");
            }
            @Override
            public void onAdClosed() {
                if (DEBUG) Log.d(TAG, "Code to be executed when when the user is about to return to the app after tapping on an ad.");
            }
            @Override
            public void onAdFailedToLoad(@NonNull LoadAdError error) {
                // Gets the domain from which the error came.
                String errorDomain = error.getDomain();
                // Gets the error code. See
                // https://developers.google.com/android/reference/com/google/android/gms/ads/AdRequest#constant-summary
                // for a list of possible codes.
                errorCode = error.getCode();
                // Gets an error message.
                // For example "Account not approved yet". See
                // https://support.google.com/admob/answer/9905175 for explanations of
                // common errors.
                String errorMessage = error.getMessage();
                // Gets additional response information about the request. See
                // https://developers.google.com/admob/android/response-info for more
                // information.
                ResponseInfo responseInfo = error.getResponseInfo();
                // Gets the cause of the error, if available.
                AdError cause = error.getCause();
                // All of this information is available via the error's toString() method.
                if (DEBUG) Log.d(TAG, error.toString());
            }
        });
    }
    //エラーコード取得
    public int getErrorCode() { return errorCode; }
}

	:
    private AdView                      adView;
    private AdMob                       adMob;
    private ImobileInlineView           imobileInlineView;
    private boolean                     imobileAdReceive = false;
    private NendAdView                  nendAdView;
    private final int                   INTERVAL = 100;
	:

    @Override
    protected void onResume() {
        super.onResume();
        context = getApplicationContext();
        if (adView != null) {
            adView.resume();
        } else {
            adView = findViewById(R.id.adView);
        }
        adMob = new AdMob(context, adView);
        //i-mobile広告
        imobileInlineView = findViewById(R.id.imobile);
        ImobileSdkAd.registerSpotInline(this, context.getString(R.string.IMOBILE_BANNER_PID), context.getString(R.string.IMOBILE_BANNER_MID), context.getString(R.string.IMOBILE_BANNER_SID));
        ImobileSdkAd.setImobileSdkAdListener(context.getString(R.string.IMOBILE_BANNER_SID),new ImobileSdkAdListener(){
            @Override
            public void onAdReadyCompleted() {
                //広告の表示準備が完了した際に呼び出されます
                imobileAdReceive = true;
            }
            @Override
            public void onAdShowCompleted() {
                //広告が表示された際に呼び出されます
            }
            @Override
            public void onAdCliclkCompleted() {
                //広告がクリックされた際に呼び出されます
            }
            @Override
            public void onAdCloseCompleted() {
                // 広告が閉じられた際に呼び出されます
            }
            @Override
            public void onFailed(FailNotificationReason reason) {
                // 広告の取得に失敗した際に呼び出されます。
                // （reasonには、失敗理由が設定されます）
            }
        });
        ImobileSdkAd.start(context.getString(R.string.IMOBILE_BANNER_SID));
        ImobileSdkAd.showAd(this, context.getString(R.string.IMOBILE_BANNER_SID), imobileInlineView, true);
	      :
        adShow();
    }
	:

    //広告表示
    private void adShow() {
        Handler handler = new Handler(Looper.getMainLooper());
        Runnable runnable = new Runnable() {
            @Override
            public void run() {
                if (adMob.getErrorCode() == 0) {
                    //AdMob広告
                    if (nendAdView != null) nendAdView.setVisibility(View.INVISIBLE);
                    if (imobileInlineView != null) imobileInlineView.setVisibility(View.INVISIBLE);
                    if (adView != null) adView.setVisibility(View.VISIBLE);
                } else {
                    if (adView != null) {
                        adView.setVisibility(View.INVISIBLE);
                        adView.destroy();
                    }
                    if (imobileAdReceive) {
                        //i-mobile広告
                        if (nendAdView != null) nendAdView.setVisibility(View.INVISIBLE);
                        if (imobileInlineView != null) imobileInlineView.setVisibility(View.VISIBLE);
                    } else {
                        //nend広告
                        if (imobileInlineView != null) imobileInlineView.setVisibility(View.INVISIBLE);
                        if (nendAdView != null) {
                            nendAdView.resume();
                        } else {
                            nendAdView = findViewById(R.id.nend);
                        }
                        nendAdView.setVisibility(View.VISIBLE);
                    }
                }
                handler.postDelayed(this, INTERVAL);
            }
        };
        handler.post(runnable);
    }
	: