import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public void onBindViewHolder(RecyclerView.ViewHolder viewHolder, int position) {
    if (viewHolder==null)
        return;
    int itemViewType = viewHolder.getItemViewType();
    if(itemViewType == getViewTypeAdInstall()) {
        NativeAppInstallAdView lvi1 = (NativeAppInstallAdView) viewHolder.itemView;
        NativeAppInstallAd ad1 = (NativeAppInstallAd) getItem(position);
        getInstallAdsLayoutContext().bind(lvi1, ad1);
    }
    else if(itemViewType == getViewTypeAdContent()) {
        NativeContentAdView lvi2 = (NativeContentAdView) viewHolder.itemView;
        NativeContentAd ad2 = (NativeContentAd) getItem(position);
        getContentAdsLayoutContext().bind(lvi2, ad2);
    }
    else{
        int origPos = AdapterCalculator.getOriginalContentPosition(position,
                adFetcher.getFetchedAdsCount(), mAdapter.getItemCount());
        mAdapter.onBindViewHolder(viewHolder, origPos);
    }
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
/**
 * Populates the asset {@link View}s contained it the {@link NativeAppInstallAdView} with data
 * from the {@link NativeAppInstallAd} object. This method is invoked when an
 * {@link AppInstallAdFetcher} has successfully loaded a {@link NativeAppInstallAd}.
 *
 * @param appInstallAd the ad that is to be displayed
 */
public void populateView(NativeAppInstallAd appInstallAd) {
    ((TextView) mAdView.getHeadlineView()).setText(appInstallAd.getHeadline());
    ((TextView) mAdView.getBodyView()).setText(appInstallAd.getBody());
    ((TextView) mAdView.getPriceView()).setText(appInstallAd.getPrice());
    ((TextView) mAdView.getStoreView()).setText(appInstallAd.getStore());
    ((Button) mAdView.getCallToActionView()).setText(appInstallAd.getCallToAction());
    ((ImageView) mAdView.getIconView()).setImageDrawable(appInstallAd.getIcon().getDrawable());
    ((RatingBar) mAdView.getStarRatingView())
            .setRating(appInstallAd.getStarRating().floatValue());

    List<NativeAd.Image> images = appInstallAd.getImages();

    if (images.size() > 0) {
        ((ImageView) mAdView.getImageView())
                .setImageDrawable(images.get(0).getDrawable());
    }

    // assign native ad object to the native view and make visible
    mAdView.setNativeAd(appInstallAd);
    mAdView.setVisibility(View.VISIBLE);
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
/**
 * Determines the view type for the given position.
 */
@Override
public int getItemViewType(int position) {

    Object recyclerViewItem = mRecyclerViewItems.get(position);
    if (recyclerViewItem instanceof NativeAppInstallAd) {
        return NATIVE_APP_INSTALL_AD_VIEW_TYPE;
    } else if (recyclerViewItem instanceof NativeContentAd) {
        return NATIVE_CONTENT_AD_VIEW_TYPE;
    }
    return MENU_ITEM_VIEW_TYPE;
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
/**
 * Replaces the content in the views that make up the menu item view and the
 * Native Express ad view. This method is invoked by the layout manager.
 */
@Override
public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
    int viewType = getItemViewType(position);
    switch (viewType) {
        case NATIVE_APP_INSTALL_AD_VIEW_TYPE:
            NativeAppInstallAd appInstallAd = (NativeAppInstallAd) mRecyclerViewItems.get(position);
            populateAppInstallAdView(appInstallAd, (NativeAppInstallAdView) holder.itemView);
            break;
        case NATIVE_CONTENT_AD_VIEW_TYPE:
            NativeContentAd contentAd = (NativeContentAd) mRecyclerViewItems.get(position);
            populateContentAdView(contentAd, (NativeContentAdView) holder.itemView);
            break;
        case MENU_ITEM_VIEW_TYPE:
            // fall through
        default:
            MenuItemViewHolder menuItemHolder = (MenuItemViewHolder) holder;
            MenuItem menuItem = (MenuItem) mRecyclerViewItems.get(position);

            // Get the menu item image resource ID.
            String imageName = menuItem.getImageName();
            int imageResID = mContext.getResources().getIdentifier(imageName, "drawable",
                    mContext.getPackageName());

            // Add the menu item details to the menu item view.
            menuItemHolder.menuItemImage.setImageResource(imageResID);
            menuItemHolder.menuItemName.setText(menuItem.getName());
            menuItemHolder.menuItemPrice.setText(menuItem.getPrice());
            menuItemHolder.menuItemCategory.setText(menuItem.getCategory());
            menuItemHolder.menuItemDescription.setText(menuItem.getDescription());
    }
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
private void populateAppInstallAdView(NativeAppInstallAd nativeAppInstallAd,
                                      NativeAppInstallAdView adView) {
    // Some assets are guaranteed to be in every NativeAppInstallAd.
    ((ImageView) adView.getIconView()).setImageDrawable(nativeAppInstallAd.getIcon()
            .getDrawable());
    ((TextView) adView.getHeadlineView()).setText(nativeAppInstallAd.getHeadline());
    ((TextView) adView.getBodyView()).setText(nativeAppInstallAd.getBody());
    ((Button) adView.getCallToActionView()).setText(nativeAppInstallAd.getCallToAction());

    // These assets aren't guaranteed to be in every NativeAppInstallAd, so it's important to
    // check before trying to display them.
    if (nativeAppInstallAd.getPrice() == null) {
        adView.getPriceView().setVisibility(View.INVISIBLE);
    } else {
        adView.getPriceView().setVisibility(View.VISIBLE);
        ((TextView) adView.getPriceView()).setText(nativeAppInstallAd.getPrice());
    }

    if (nativeAppInstallAd.getStore() == null) {
        adView.getStoreView().setVisibility(View.INVISIBLE);
    } else {
        adView.getStoreView().setVisibility(View.VISIBLE);
        ((TextView) adView.getStoreView()).setText(nativeAppInstallAd.getStore());
    }

    if (nativeAppInstallAd.getStarRating() == null) {
        adView.getStarRatingView().setVisibility(View.INVISIBLE);
    } else {
        ((RatingBar) adView.getStarRatingView())
                .setRating(nativeAppInstallAd.getStarRating().floatValue());
        adView.getStarRatingView().setVisibility(View.VISIBLE);
    }

    // Assign native ad object to the native view.
    adView.setNativeAd(nativeAppInstallAd);
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
protected void prepare(@NonNull final NativeAppInstallAdView adView, @NonNull final NativeAppInstallAd nativeAd) {
    final TextView  adTitle        = (TextView)adView.findViewById(R.id.ad_title);
    final TextView  adBody         = (TextView)adView.findViewById(R.id.ad_body);
    final ImageView adImage        = (ImageView)adView.findViewById(R.id.ad_image);
    final TextView  adCallToAction = (TextView)adView.findViewById(R.id.ad_call_to_action);

    adView.setHeadlineView(adTitle);
    adView.setBodyView(adBody);
    adView.setImageView(adImage);
    adView.setCallToActionView(adCallToAction);
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public void onAppInstallAdLoaded(final NativeAppInstallAd nativeAd) {
    this.nativeAppInstallAd = nativeAd;

    this.render(this.nativeAppInstallAd);

    this.setImpressionMinTimeViewed(BaseStaticNativeAd.IMPRESSION_MIN_TIME);
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public void onAppInstallAdLoaded(NativeAppInstallAd nativeAppInstallAd) {
    mNativeAd = nativeAppInstallAd;
    if (mListener != null) {
        mListener.onLoadFinish();
    }
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
/**
 * Subscribing to the native ads events
 */
protected synchronized void setupAds() {
    String unitId = getReleaseUnitId() != null ? getReleaseUnitId() : getDefaultUnitId();
    AdLoader.Builder adloaderBuilder = new AdLoader.Builder(mContext.get(), unitId)
            .withAdListener(new AdListener() {
                @Override
                public void onAdFailedToLoad(int errorCode) {
                    // Handle the failure by logging, altering the UI, etc.
                    Log.i(TAG, "onAdFailedToLoad " + errorCode);
                    lockFetch.set(false);
                    mFetchFailCount++;
                    mFetchingAdsCnt--;
                    ensurePrefetchAmount();
                    onAdFailed( mPrefetchedAdList.size(), errorCode, null);
                }
            })
            .withNativeAdOptions(new NativeAdOptions.Builder()
                    // Methods in the NativeAdOptions.Builder class can be
                    // used here to specify individual options settings.
                    .build());
    if(getAdTypeToFetch().contains(EAdType.ADVANCED_INSTALLAPP))
        adloaderBuilder.forAppInstallAd(new NativeAppInstallAd.OnAppInstallAdLoadedListener() {
                @Override
                public void onAppInstallAdLoaded(NativeAppInstallAd appInstallAd) {
                    onAdFetched(appInstallAd);
                }
            });
    if(getAdTypeToFetch().contains(EAdType.ADVANCED_CONTENT))
        adloaderBuilder.forContentAd(new NativeContentAd.OnContentAdLoadedListener() {
                @Override
                public void onContentAdLoaded(NativeContentAd contentAd) {
                    onAdFetched(contentAd);
                }
            });

    adLoader = adloaderBuilder.build();
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public int getItemViewType(int position) {
    if (AdapterCalculator.canShowAdAtPosition(position, adFetcher.getFetchedAdsCount())) {
        int adPos = AdapterCalculator.getAdIndex(position);
        NativeAd ad = adFetcher.getAdForIndex(adPos);
        return ad instanceof NativeAppInstallAd ? getViewTypeAdInstall() : getViewTypeAdContent();
    } else {
        int origPos = AdapterCalculator.getOriginalContentPosition(position,
                adFetcher.getFetchedAdsCount(), mAdapter.getItemCount());
        return mAdapter.getItemViewType(origPos);
    }
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
AdMobNativeAdResponse(NativeAd ad, AdMobNativeSettings.AdMobNativeType type) {
    this.nativeAd = ad;
    this.type = type;
    runnable = new Runnable() {
        @Override
        public void run() {
            if (coverImage != null) {
                coverImage.recycle();
                coverImage = null;
            }
            if (icon != null) {
                icon.recycle();
                icon = null;
            }
            listener = null;
            expired = true;
            if (AdMobNativeAdResponse.this.nativeAd != null) {
                try {
                    switch (AdMobNativeAdResponse.this.type) {
                        case APP_INSTALL:
                            NativeAppInstallAd appInstallAd = (NativeAppInstallAd) AdMobNativeAdResponse.this.nativeAd;
                            appInstallAd.destroy();
                            break;
                        case CONTENT_AD:
                            NativeContentAd contentAd = (NativeContentAd) AdMobNativeAdResponse.this.nativeAd;
                            contentAd.destroy();
                            break;
                    }
                } catch (ClassCastException e) {
                }
            }
        }
    };
    nativeExpireHandler = new Handler(Looper.getMainLooper());
    nativeExpireHandler.postDelayed(runnable, Settings.NATIVE_AD_RESPONSE_EXPIRATION_TIME);
    loadAssets();
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public void onAppInstallAdLoaded(NativeAppInstallAd nativeAppInstallAd) {
    if (mBC != null) {
        mBC.onAdLoaded(new AdMobNativeAdResponse(nativeAppInstallAd, AdMobNativeSettings.AdMobNativeType.APP_INSTALL));
    }

}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public void onBindViewHolder(final NativeAdViewHolder holder, final int position) {
    final NativeAd nativeAd = this.nativeAds.get(position);

    if (nativeAd != null) {
        holder.itemView.addOnAttachStateChangeListener(this);

        // Not sure what the previous ad type is, so just clear all of them
        NativeAdAdapter.clear(nativeAd, holder, NativeAdAdapter.ID_ADMOB_APP_INSTALL_AD_VIEW);
        NativeAdAdapter.clear(nativeAd, holder, NativeAdAdapter.ID_ADMOB_CONTENT_AD_VIEW);
        NativeAdAdapter.clear(nativeAd, holder, NativeAdAdapter.ID_ADMOB_NORMAL_AD_VIEW);

        final StaticNativeAd staticNativeAd = (StaticNativeAd)nativeAd.getBaseNativeAd();

        int viewId = 0;

        // AdMob native ads need special handling
        if (staticNativeAd instanceof AdMobNativeAd) {
            final com.google.android.gms.ads.formats.NativeAd ad = ((AdMobNativeAd)staticNativeAd).getNativeAd();

            if (ad instanceof NativeAppInstallAd) {
                holder.setAdType(NativeAdViewHolder.AD_TYPE_ADMOB_APP_INSTALL);

                viewId = NativeAdAdapter.ID_ADMOB_APP_INSTALL_AD_VIEW;
            } else if (ad instanceof NativeContentAd) {
                holder.setAdType(NativeAdViewHolder.AD_TYPE_ADMOB_CONTENT);

                viewId = NativeAdAdapter.ID_ADMOB_CONTENT_AD_VIEW;
            } else {
                Log.w(this.getClass().getSimpleName(), String.format("Unexpected AdMob native ad type: %s", ad.getClass()));
            }
        } else {
            holder.setAdType(NativeAdViewHolder.AD_TYPE_NORMAL);

            viewId = NativeAdAdapter.ID_ADMOB_NORMAL_AD_VIEW;
        }

        if (viewId > 0) {
            nativeAd.renderAdView(holder.adContainer.findViewById(viewId));
            nativeAd.prepare(holder.adContainer.findViewById(viewId));
        }

        NativeAdAdapter.resizeAdImage(holder, R.id.ad_image);
    }
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
private void setHeadline(@NonNull final NativeAppInstallAd nativeAd) {
    if (!TextUtils.isEmpty(nativeAd.getHeadline())) this.setTitle(nativeAd.getHeadline().toString());
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
private void setBody(@NonNull final NativeAppInstallAd nativeAd) {
    if (!TextUtils.isEmpty(nativeAd.getBody())) this.setText(nativeAd.getBody().toString());
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
private void setCallToAction(@NonNull final NativeAppInstallAd nativeAd) {
    if (!TextUtils.isEmpty(nativeAd.getCallToAction())) this.setCallToAction(nativeAd.getCallToAction().toString());
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
private void setStarRating(@NonNull final NativeAppInstallAd nativeAd) {
    if (nativeAd.getStarRating() != null && nativeAd.getStarRating() > 0) this.setStarRating(nativeAd.getStarRating());
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
/**
 * Populates a {@link NativeAppInstallAdView} object with data from a given
 * {@link NativeAppInstallAd}.
 *
 * @param nativeAppInstallAd the object containing the ad's assets
 * @param adView             the view to be populated
 */
private void populateAppInstallAdView(NativeAppInstallAd nativeAppInstallAd,
                                      NativeAppInstallAdView adView) {
    VideoController videoController = nativeAppInstallAd.getVideoController();

    // Assign native ad object to the native view.
    adView.setNativeAd(nativeAppInstallAd);

    adView.setHeadlineView(adView.findViewById(R.id.appinstall_headline));
    adView.setBodyView(adView.findViewById(R.id.appinstall_body));
    adView.setCallToActionView(adView.findViewById(R.id.appinstall_call_to_action));
    adView.setIconView(adView.findViewById(R.id.appinstall_app_icon));
    adView.setPriceView(adView.findViewById(R.id.appinstall_price));
    adView.setStarRatingView(adView.findViewById(R.id.appinstall_stars));
    adView.setStoreView(adView.findViewById(R.id.appinstall_store));

    // Some assets are guaranteed to be in every NativeAppInstallAd.
    ((TextView) adView.getHeadlineView()).setText(nativeAppInstallAd.getHeadline());
    ((TextView) adView.getBodyView()).setText(nativeAppInstallAd.getBody());
    ((Button) adView.getCallToActionView()).setText(nativeAppInstallAd.getCallToAction());
    ((ImageView) adView.getIconView()).setImageDrawable(nativeAppInstallAd.getIcon()
            .getDrawable());

    MediaView sampleMediaView = adView.findViewById(R.id.appinstall_media);
    ImageView imageView = adView.findViewById(R.id.appinstall_image);

    if (videoController.hasVideoContent()) {
        imageView.setVisibility(View.GONE);
        adView.setMediaView(sampleMediaView);
    } else {
        sampleMediaView.setVisibility(View.GONE);
        adView.setImageView(imageView);

        List<NativeAd.Image> images = nativeAppInstallAd.getImages();

        if (images.size() > 0) {
            ((ImageView) adView.getImageView()).setImageDrawable(images.get(0).getDrawable());
        }
    }

    // Some aren't guaranteed, however, and should be checked.
    if (nativeAppInstallAd.getPrice() == null) {
        adView.getPriceView().setVisibility(View.INVISIBLE);
    } else {
        adView.getPriceView().setVisibility(View.VISIBLE);
        ((TextView) adView.getPriceView()).setText(nativeAppInstallAd.getPrice());
    }

    if (nativeAppInstallAd.getStore() == null) {
        adView.getStoreView().setVisibility(View.INVISIBLE);
    } else {
        adView.getStoreView().setVisibility(View.VISIBLE);
        ((TextView) adView.getStoreView()).setText(nativeAppInstallAd.getStore());
    }

    if (nativeAppInstallAd.getStarRating() == null) {
        adView.getStarRatingView().setVisibility(View.INVISIBLE);
    } else {
        ((RatingBar) adView.getStarRatingView())
                .setRating(nativeAppInstallAd.getStarRating().floatValue());
        adView.getStarRatingView().setVisibility(View.VISIBLE);
    }

    // Handle the fact that this could be a Sample SDK native ad, which includes a
    // "degree of awesomeness" field.

    Bundle extras = nativeAppInstallAd.getExtras();
    if (extras.containsKey(SampleCustomEvent.DEGREE_OF_AWESOMENESS)) {
        TextView degree = (TextView) adView.findViewById(R.id.appinstall_degreeofawesomeness);
        degree.setVisibility(View.VISIBLE);
        degree.setText(extras.getString(SampleCustomEvent.DEGREE_OF_AWESOMENESS));
    }
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
@Override
public void bind(NativeAdView nativeAdView, NativeAd nativeAd) throws ClassCastException{
    if (nativeAdView == null || nativeAd == null) return;
    if(!(nativeAd instanceof NativeAppInstallAd) || !(nativeAdView instanceof NativeAppInstallAdView))
        throw new ClassCastException();

    NativeAppInstallAd ad = (NativeAppInstallAd) nativeAd;
    NativeAppInstallAdView adView = (NativeAppInstallAdView) nativeAdView;

    // Locate the view that will hold the headline, set its text, and call the
    // NativeAppInstallAdView's setHeadlineView method to register it.
    TextView tvHeader = (TextView) adView.findViewById(R.id.tvHeader);
    tvHeader.setText(ad.getHeadline());
    adView.setHeadlineView(tvHeader);

    TextView tvDescription = (TextView) adView.findViewById(R.id.tvDescription);
    tvDescription.setText(ad.getBody());
    adView.setBodyView(tvDescription);

    ImageView ivLogo = (ImageView) adView.findViewById(R.id.ivLogo);
    if(ad.getIcon()!=null)
        ivLogo.setImageDrawable(ad.getIcon().getDrawable());
    adView.setIconView(ivLogo);

    Button btnAction = (Button) adView.findViewById(R.id.btnAction);
    btnAction.setText(ad.getCallToAction());
    adView.setCallToActionView(btnAction);

    TextView tvStore = (TextView) adView.findViewById(R.id.tvStore);
    tvStore.setText(ad.getStore());
    adView.setStoreView(tvStore);

    TextView tvPrice = (TextView) adView.findViewById(R.id.tvPrice);
    tvPrice.setText(ad.getPrice());
    adView.setPriceView(tvPrice);

    ImageView ivImage = (ImageView) adView.findViewById(R.id.ivImage);
    if (ad.getImages() != null && ad.getImages().size() > 0) {
        ivImage.setImageDrawable(ad.getImages().get(0).getDrawable());
        ivImage.setVisibility(View.VISIBLE);
    } else ivImage.setVisibility(View.GONE);
    adView.setImageView(ivImage);

    // Call the NativeAppInstallAdView's setNativeAd method to register the
    // NativeAd.
    adView.setNativeAd(ad);
}
 

import com.google.android.gms.ads.formats.NativeAppInstallAd; //导入依赖的package包/类
/**
 * Loads a {@link NativeAppInstallAd} and calls {@link AppInstallAdViewHolder} methods to
 * display its assets or handle failure by hiding the view.
 */
public void loadAd(Context context,
                   AppInstallAdViewHolder viewHolder) {
    synchronized (mSyncObject) {
        mViewHolder = viewHolder;

        if ((mAdLoader != null) && mAdLoader.isLoading()) {
            Log.d(MainActivity.LOG_TAG, "AppInstallAdFetcher is already loading an ad.");
            return;
        }

        // If an ad previously loaded, reuse it instead of requesting a new one.
        if (mAppInstallAd != null) {
            mViewHolder.populateView(mAppInstallAd);
            return;
        }

        NativeAppInstallAd.OnAppInstallAdLoadedListener appInstallAdListener =
                new NativeAppInstallAd.OnAppInstallAdLoadedListener() {
                    public void onAppInstallAdLoaded(NativeAppInstallAd ad) {
                        mAppInstallAd = ad;
                        mViewHolder.populateView(mAppInstallAd);
                    }
                };

        if (mAdLoader == null) {
            mAdLoader = new AdLoader.Builder(context, mAdUnitId)
                    .forAppInstallAd(appInstallAdListener)
                    .withAdListener(new AdListener() {
                        @Override
                        public void onAdFailedToLoad(int errorCode) {
                            mViewHolder.hideView();
                            Log.e(MainActivity.LOG_TAG,
                                    "App Install Ad Failed to load: " + errorCode);
                        }
                    }).build();
        }

        mAdLoader.loadAd(new PublisherAdRequest.Builder().build());
    }
}