<!-- AndroidManifest.xml配置SDK支持多进程，可以通过继承UserSerice用户自定义一个Service组件，其中action需要保持不变 -->
<service
    android:name="cn.jiguang.ads.app.service.UserService"
    android:exported="false"
    android:process=":remote">
    <intent-filter>
        <action android:name="cn.jiguang.user.service.action" />
    </intent-filter>
</service>

        

          public class MainApplication extends Application {

    private static final String TAG = "MainApplication";

    @Override
    public void onCreate() {
        super.onCreate();

        //配置
        JAdApi.config(this, new JAdConfig.Builder()
                // 是否开启日志，默认false
                .setLoggerEnable(true)
                .build());

        // 应用内广告初始化
        JNativeAdApi.init(this);
        // 通知栏广告初始化
        JNotifyAdApi.init(this);
    }
}

        

              //第一步：构建拉取广告所需Slot
    JNativeAdSlot nativeAdSlot = new JNativeAdSlot.Builder()
                .setLoader(JNativeAdSlot.LOADER_DEV)
                .setRender(JNativeAdSlot.RENDER_SDK)
                .setAdPosition("广告位")
                .setAdStyle(adStyle)//adStyle类型，见类 JAdSlot
                .build();
    //第二步：拉取
    JNativeAdApi.loadNativeAd(context, nativeAdSlot, new OnNativeAdLoadListener() {
        @Override
        public void onError(JAdError error) {
            Toast.makeText(context, "广告拉取失败" + error.getMessage(), Toast.LENGTH_SHORT).show();
        }
                    
        @Override
        public void onLoaded(List<JNativeAd> ads) {
            Toast.makeText(context, "广告拉取成功", Toast.LENGTH_SHORT).show();
            
           //第三步：加载广告后进行广告有效性校验，提升广告曝光效率
            for (JNativeAd nativeAd : ads){
                if(!ad.isValid()){
                    Logger.w(TAG, "sdk渲染广告校验不通过");
                    continue;
                }
                
                // sdk渲染
                renderBySdk(nativeAd);
                break;
            }
        }
    });

    //第四步：SDK渲染广告
    private void renderBySdk(JNativeAd nativeAd) {
        nativeAd.render();
        nativeAd.setOnNativeAdEventListener(new OnNativeAdEventListener() {
            @Override
            public void onError(JAdError error) {
                Toast.makeText(NativeAdActivity.this, "sdk渲染失败", Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onAdExposed(JNativeAd nativeAd1) {
                Toast.makeText(NativeAdActivity.this, "sdk渲染成功", Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onAdClicked(View view) {
                Toast.makeText(NativeAdActivity.this, "sdk渲染被点击", Toast.LENGTH_SHORT).show();
            }
        });
    }

        

              //第一步：构建拉取广告所需
    JNativeAdSlot nativeAdSlot = new JNativeAdSlot.Builder()
                .setLoader(JNativeAdSlot.LOADER_DEV)
                .setRender(JNativeAdSlot.RENDER_DEV)
                .setAdPosition("广告位")
                .setAdStyle(adStyle)//adStyle类型，见类 JAdSlot
                .setAdCount(1)//目前DEV渲染仅支持一条
                .build();
    //第二步：拉取
    JNativeAdApi.loadNativeAd(context, nativeAdSlot, new OnNativeAdLoadListener() {
        @Override
        public void onError(JAdError error) {
            Toast.makeText(context, "广告拉取失败" + error.getMessage(), Toast.LENGTH_SHORT).show();
        }
                    
        @Override
        public void onLoaded(List<JNativeAd> ads) {
            Toast.makeText(context, "广告拉取成功", Toast.LENGTH_SHORT).show();
            // 取出广告
            JNativeAd nativeAd = ads.get(0);
            // dev渲染
            renderByDev(nativeAd);
        }
    });
    
    //第三步：dev渲染
    private void renderByDev(JNativeAd nativeAd) {
        String title = nativeAd.getTitle();
        String content = nativeAd.getContent();
        String imageUrl = "";
        List<JAdImage> imageList = nativeAd.getImageList();
        if (imageList != null && !imageList.isEmpty()) {
            imageUrl = imageList.get(0).getUrl();
        }
        String source = nativeAd.getSource();
        String interactionText = nativeAd.getButtonText();

        View adView = null;
        TextView adTitle = null;
        TextView adContent = null;
        TextView adSource = null;
        TextView adInteraction = null;
        ImageView adImage = null;
        Button adConfirm = null;

        int adStyle = getAdStyle();
        switch (adStyle) {
            case JNativeAdSlot.STYLE_BANNER:
                adView = LayoutInflater.from(NativeAdActivity.this).inflate(R.layout.view_banner, adContainer, false);
                adTitle = adView.findViewById(R.id.tv_banner_title);
                adContent = adView.findViewById(R.id.tv_banner_content);
                adImage = adView.findViewById(R.id.iv_banner_image);
                adView.findViewById(R.id.iv_banner_cancel).setOnClickListener(this);
                break;
            case JNativeAdSlot.STYLE_FLOAT:
                adView = LayoutInflater.from(NativeAdActivity.this).inflate(R.layout.view_float, adContainer, false);
                adImage = adView.findViewById(R.id.iv_float_image);
                adView.findViewById(R.id.iv_float_cancel).setOnClickListener(this);
                break;
            case JNativeAdSlot.STYLE_MODAL:
                adView = LayoutInflater.from(NativeAdActivity.this).inflate(R.layout.view_modal, adContainer, false);
                adTitle = adView.findViewById(R.id.tv_modal_title);
                adContent = adView.findViewById(R.id.tv_modal_content);
                adImage = adView.findViewById(R.id.iv_modal_image);
                adView.findViewById(R.id.iv_modal_cancel).setOnClickListener(this);
                adConfirm = adView.findViewById(R.id.btn_modal);
                break;
            case JNativeAdSlot.STYLE_FEED:
                adView = LayoutInflater.from(NativeAdActivity.this).inflate(R.layout.view_feed, adContainer, false);
                adTitle = adView.findViewById(R.id.tv_feed_ad_title);
                adContent = adView.findViewById(R.id.tv_feed_ad_content);
                adImage = adView.findViewById(R.id.iv_feed_ad_image);
                adSource = adView.findViewById(R.id.tv_feed_ad_source);
                adInteraction = adView.findViewById(R.id.tv_feed_ad_interaction);
                adView.findViewById(R.id.iv_feed_ad_close).setOnClickListener(this);
                break;
            default:
                return;
        }
        if (adTitle != null) {
            adTitle.setText(title);
        }
        if (adContent != null) {
            adContent.setText(content);
        }
        if (adImage != null) {
            Glide.with(NativeAdActivity.this).load(imageUrl).into(adImage);
        }
        if(adSource != null){
            adSource.setText(source);
        }
        if(adInteraction != null){
            adInteraction.setText(interactionText);
        }
        adContainer.removeAllViews();
        adContainer.addView(adView);

        LinkedList<View> clickViews = new LinkedList<>();

        clickViews.add(adContainer);
        clickViews.add(adConfirm);
        
        //第四步：设置回调监听
        nativeAd.setOnNativeAdEventListener(adContainer, clickViews, new OnNativeAdEventListener() {
            @Override
            public void onError(JAdError error) {
                Toast.makeText(NativeAdActivity.this, "dev渲染失败" + error.getMessage(), Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onAdExposed(JNativeAd nativeAd1) {
                Toast.makeText(NativeAdActivity.this, "dev渲染成功", Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onAdClicked(View view) {
                Toast.makeText(NativeAdActivity.this, "dev渲染被点击", Toast.LENGTH_SHORT).show();
            }
        });
    }

        

           //第一步：构建拉取广告所需
JNativeAdSlot adSlot = new JNativeAdSlot.Builder()
                .setLoader(JNativeAdSlot.LOADER_DEV)
                .setRender(JNativeAdSlot.RENDER_SDK)
                .setAdStyle(JNativeAdSlot.STYLE_FEED)
                .setAdPosition("Feed广告位")
                .setExpressViewAcceptedSize(getAdSize()) //期望模板广告view的size,单位dp
                .build();

//第二步：拉取
JNativeAdApi.loadNativeExpressAd(this, adSlot, new OnNativeExpressAdLoadListener() {
            @Override
            public void onError(JAdError error) {
                JToast.showToast(MainApplication.gContext, "信息流广告拉取失败，errCode: " + error.getCode());
            }

            @Override
            public void onLoaded(List<JNativeExpressAdView> ads) {
                JToast.showToast(MainApplication.gContext, "信息流广告拉取成功，Size：" + ads.size());
                JNativeExpressAdView expressAdView = null;
                for (JNativeExpressAdView adView : ads) {
                    //加载广告后建议进行广告有效性校验，提升广告曝光效率
                    if (!adView.isValid()) {
                        Log.w(TAG, "native express ad invalid");
                        continue;
                    }

                    expressAdView = adView;
                    break;
                }
                if (expressAdView == null) {
                    JToast.showToast(MainApplication.gContext, "信息流广告拉取成功，无可用广告");
                    Log.w(TAG, "native express ad start render failed, because there is no valid ad");
                    return;
                }
                // 释放前一个展示的NativeExpressADView的资源
                if (nativeExpressAdView != null) {
                    nativeExpressAdView.destroy();
                }

                if (containerView.getVisibility() != View.VISIBLE) {
                    containerView.setVisibility(View.VISIBLE);
                }

                if (containerView.getChildCount() > 0) {
                    containerView.removeAllViews();
                }

                nativeExpressAdView = expressAdView;
                Log.i(TAG, "onADLoaded, ad info: " + getAdInfo(nativeExpressAdView));

                //绑定广告渲染监听事件
                bindNativeExpressListener();
                //绑定广告组件状态事件监听
                bindViewStatusListener();
                // 广告可见才会产生曝光，否则将无法产生收益。注：必须先调用 addView 再 render，否则将可能影响广告曝光效率
                containerView.addView(nativeExpressAdView);
                nativeExpressAdView.render();
            }
        });

//绑定渲染回调监听
private void bindNativeExpressListener() {
        nativeExpressAdView.setNativeExpressAdListener(new OnNativeExpressAdListener() {

            @Override
            public void onError(JAdError error, JNativeExpressAdView adView) {
                JToast.showToast(MainApplication.gContext, "信息流广告渲染失败 - errCode: " + error.getCode());
            }

            @Override
            public void onAdExposed(JNativeExpressAdView adView, int width, int height) {
                //返回view的宽高 单位 dp
                JToast.showToast(MainApplication.gContext, "信息流广告曝光成功，尺寸[" + width + "," + height + "]");
            }

            @Override
            public void onAdClicked(JNativeExpressAdView adView) {
                JToast.showToast(MainApplication.gContext, "信息流广告点击");
            }

            @Override
            public void onAdClose(JNativeExpressAdView adView) {
                JToast.showToast(MainApplication.gContext, "信息流广告关闭");
                if (containerView != null && containerView.getChildCount() > 0) {
                    containerView.removeAllViews();
                    containerView.setVisibility(View.GONE);
                }
            }
        });
    }

//绑定广告视图可见性状态监听回调
 private void bindViewStatusListener() {
        nativeExpressAdView.setViewBindStatusListener(new JNativeExpressAd.ViewBindStatusListener() {
            @Override
            public void onAttachedToWindow() {
                Log.d(TAG, "onAttachedToWindow");
            }

            @Override
            public void onDetachedFromWindow() {
                Log.d(TAG, "onDetachedFromWindow");
            }

            @Override
            public void onStartTemporaryDetach() {
                Log.d(TAG, "onStartTemporaryDetach");
            }

            @Override
            public void onFinishTemporaryDetach() {
                Log.d(TAG, "onFinishTemporaryDetach");
            }
        });
    }

        

           /**
 * 进入Fragment页面，调用该接口
 * @param context ApplicationContext
 * @param fragmentName Fragment页面完整类名（this.getClass().getCanonicalName()）
 */
public static void onFragmentResumed(Context context, String fragmentName)
    
 /**
 * 退出Fragment页面，调用该接口
 * @param context
 * @param fragmentName
 */
public static void onFragmentPaused(Context context, String fragmentName)

        

          @Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {
    String classname = this.getClass().getCanonicalName();
    JAdApi.onFragmentResumed(MyApplication.gContext, classname);
    return inflater.inflate(R.layout.black_fragment, container, false);
}     

        

          @Override
public void onHiddenChanged(boolean hidden) {
    String classname = this.getClass().getCanonicalName();
    if(!hidden){//context传application context
        JAdApi.onFragmentResumed(MyApplication.gContext, classname);
    }else{//hide
        JAdApi.onFragmentPaused(MyApplication.gContext, classname);  
    } 
    
    super.onHiddenChanged(hidden);
}     

        

          @Override
public void setUserVisibleHint(boolean isVisibleToUser) {
    String classname = this.getClass().getCanonicalName();
    if(isVisibleToUser){
        //传application context
        JAdApi.onFragmentResumed(MyApplication.gContext, classname);
    }else{//hide
        JPushInterface.onFragmentPause(MyApplication.gContext, classname);  
    } 
    
    super.setUserVisibleHint(isVisibleToUser);
}    

        

          @Override
public void onResume() {//传application context
    String classname = this.getClass().getCanonicalName();
    JAdApi.onFragmentResumed(MyApplication.gContext, classname);
    super.onResume();
}

@Override
public void onPause() {
    String classname = this.getClass().getCanonicalName();
    JPushInterface.onFragmentPause(MyApplication.gContext, classname);  
    super.onPause();
}