[must see for developers] [push kit] collection of typical problems of push service 1

1、 A message was pushed on the developer platform Don't trigger onPushMsg Only opened app

answer ：

1. Because it is triggered by broadcast , Therefore, when the application process does not exist, it may not be possible to pull up the application through broadcasting due to system reasons Click events in the notice bar . You need to set the application on your phone “ Allow self starting ” Only when the process does not exist can it be handled normally PushReceiver Broadcast of .

2. In addition, please pay special attention to , from 2020 year 9 month 16 It is not recommended to use HMS Core 2.x edition SDK, HUAWEI will be in 2021 year 9 month 30 Off the shelves in the day HMS Core 2.x Version of SDK, At that time, if your application is still integrated 2.x Version of SDK It will not be available in Huawei application market site , It is recommended that you upgrade to the latest SDK edition .

 2、 Why does the notification ring not take effect ？

answer ：

1、 Ringing tone is the attribute of notification channel , Therefore, the ringing tone is only valid when the channel is created , After the channel is created , Even if you set a custom ringtone, it will not play , And use the ringtone set when creating the channel .

It means , Only those created by Huawei can be set through push NORMAL Channel ring tones , And you need the first item after application installation NORMAL Level messages carry custom ringtones .

As for your customized channel ringtones , You need to customize when creating channels ：

NotificationChannel mChannel = new NotificationChannel(id, name, importance);mChannel.setSound(Uri.parse("android.resource://" + getPackageName() + "/raw/qqqq"),null);

2、 Whether the customized channel is effective , You don't just need to specify the channel in the message , It also depends on the results of intelligent message classification . Only NORMAL Level messages , Will take the channel customized by developers . You can slide the message left in the notification Center , Click the gear shaped setting button , You can see through which channel this message is displayed .

The reference documents of message intelligent classification are as follows ：

<p><a>https://developer.huawei.com/consumer/cn/doc/development/HMSCore-Guides-V5/message-classification-management-solution-0000001149358835-V5</a></p>

3、 Created a channel, but still follow the marketing notice , What is it for? ？（APP Created channel, Sound is set in the notice , Vibration, etc , Background push uses the corresponding channel_id, But it's not the designated one channel, It's a marketing notice ）

answer ：

It is recommended to apply for self classified interests , Reference link ：

https://developer.huawei.com/consumer/cn/doc/development/HMSCore-Guides-V5/message-classification-management-solution-0000001149358835-V5

4、 Can't get token What is it for? ？

answer ：

1. First , Please check whether the network connection quality of the mobile phone is good , It is recommended to give priority to data traffic .

2. then , Please re check whether the fingerprint certificate of the generated application is allied with Huawei developers AGC The application fingerprint certificate configured in the page is consistent , If it's not consistent , Please add the applied fingerprint certificate to AGC On the page , And click the small on the right √ Preservation .

3. AGC Fingerprint certificate configured in the page , For details, please refer to the link ：

https://developer.huawei.com/consumer/cn/doc/development/HMSCore-Guides-V5/android-config-agc-0000001050170137-V5#ZH-CN_TOPIC_0000001086920730__section1159841225116

4. Apply packaged fingerprint certificate , Please review the following steps ：

- decompression apk file

- find RSA/CERT file ：apk package /META-INF/xxx.RSA(xxx.CERT)

- Use the command to read RSA/CERT Information about

```

keytool -printcert -file file

```

5、 Whether the message receipt can be sent to multiple addresses at the same time ？

answer ： At present, only one receipt address is supported to return messages . If the developer has configured both project level and application level receipt addresses , Get the application level receipt address information first , Equivalent to a receipt address in effect

6、APP Integrated Huawei manufacturer channel , On Huawei mobile phones that support manufacturer channels ,APP When it is not opened and the process does not survive , If you receive a notification , Is there a callback method , Call back to APP？ After receiving the callback , Whether it is possible to play an audio to remind users ？

answer ：

1. app When the process does not survive, it cannot be given app Callback ,

2. After the notification bar message is received, the user needs to click to open the application ,

3. Transparent messaging requires app Only when the process survives can it receive ,

4. The ability of voice broadcasting may meet the needs of developers , Need to apply for special permission

https://developer.huawei.com/consumer/cn/doc/development/HMSCore-Guides/faq-0000001050042183