檢視 Android Mopub Native 的原始碼

請建立一個Class並繼承Mopub所提供的CustomEventNative<br><br>
Class實作內容如下：<br>
  package com.taiwanmobile.pt.adp.mediation;
  
  import android.app.Activity;
  import android.content.Context;
  import android.util.Log;
  import android.view.View;
  
  import com.mopub.nativeads.CustomEventNative;
  import com.mopub.nativeads.NativeErrorCode;
  import com.taiwanmobile.pt.adp.view.TWMAd;
  import com.taiwanmobile.pt.adp.view.TWMAdRequest;
  import com.taiwanmobile.pt.adp.view.TWMAdViewListener;
  import com.taiwanmobile.pt.adp.view.TWMNativeAd;
  
  import org.json.JSONException;
  import org.json.JSONObject;
  
  import java.util.Map;
  
  '''//需將本class的完整類別名稱 com.taiwanmobile.pt.adp.mediation.TAMediaMopubNative 填入後台的Custom Event Class欄位'''
  public class TAMediaMopubNative extends CustomEventNative {
      private static final String TAG = "TAMediaMopubNative";
  
      private TWMNativeAd nativeAd;
  
      @Override
      protected void loadNativeAd(final Context context,
                                  final CustomEventNativeListener customEventNativeListener,
                                  final Map<String, Object> localExtras,
                                  final Map<String, String> serverExtras) {
          Log.d(TAG, "loadNativeAd(" + serverExtras.get("adUnitId") + ") invoked!!");
  
          String adUnitId = serverExtras.get("adUnitId"); '''//後台設定的adUnitId會透過此Key值取得'''
          nativeAd = new TWMNativeAd((Activity) context, adUnitId);
          final TWMediaStaticNativeAd staticNativeAd = new TWMediaStaticNativeAd(nativeAd, customEventNativeListener);
          nativeAd.setAdListener(staticNativeAd);
          nativeAd.loadAd(new TWMAdRequest());
      }
  
      static class TWMediaStaticNativeAd extends com.mopub.nativeads.StaticNativeAd implements TWMAdViewListener {
  
          private final CustomEventNativeListener mCustomEventNativeListener;
          private final TWMNativeAd nativeAd;
  
          // Native ad assets.
          private String longSubject;
          private String body;
          private String iconUrl;
          private String imageUrl;
          private String targetUrl;
  
          public TWMediaStaticNativeAd(final TWMNativeAd nativeAD, final CustomEventNativeListener customEventNativeListener) {
              mCustomEventNativeListener = customEventNativeListener;
              nativeAd = nativeAD;
          }
  
          @Override
          public void destroy() {
              nativeAd.destroy();
              super.destroy();
          }
          @Override
          public void prepare(View view) {
              super.prepare(view);
  
              view.setOnClickListener(new View.OnClickListener() {
                  @Override
                  public void onClick(View v) {
                      notifyAdClicked();
                      nativeAd.handleClick();
                  }
              });
              notifyAdImpressed();
          }
  
          // TWMAdViewListener
          @Override
          public void onReceiveAd(TWMAd twmAd) {
              if (nativeAd.isReady()) {
                  JSONObject content = nativeAd.getNativeAdContent();
                  try {
                      longSubject = (content.has("LONGSUBJECT")) ? content.getString("LONGSUBJECT") : null;
                      body = (content.has("BODY")) ? content.getString("BODY") : null;
                      iconUrl = (content.has("ICONSQUARE")) ? content.getString("ICONSQUARE") : null;
                      imageUrl = (content.has("IMAGE1200X627")) ? content.getString("IMAGE1200X627") : null;
                      targetUrl = (content.has("nurl")) ? content.getString("nurl") : null;
                      if(longSubject != null) setTitle(longSubject);
                      if(body != null) setText(body);
                      if(imageUrl != null) setMainImageUrl(imageUrl);
                      if(iconUrl != null) setIconImageUrl(iconUrl);
                      if(targetUrl != null) setClickDestinationUrl(targetUrl);
  
                      mCustomEventNativeListener.onNativeAdLoaded(this);
                  } catch (JSONException e) {
                      Log.e(TAG, "Native Content Parse Error: " + e.getMessage());
                      mCustomEventNativeListener.onNativeAdFailed(NativeErrorCode.INVALID_RESPONSE);
                  }
              }
          }
          @Override
          public void onFailedToReceiveAd(TWMAd twmAd, TWMAdRequest.ErrorCode errorCode) {
              mCustomEventNativeListener.onNativeAdFailed(NativeErrorCode.NETWORK_NO_FILL);
          }
          @Override
          public void onPresentScreen(TWMAd twmAd) {}
          @Override
          public void onDismissScreen(TWMAd twmAd) {}
          @Override
          public void onLeaveApplication(TWMAd twmAd) {}
      }
  
  }
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