[英]How to implement Headless JS in react native android application?
I need implement Headless JS in my React Native Android Application, but I got following issue : 我需要在我的React Native Android应用程序中实现Headless JS,但我遇到了以下问题:
Here is My Code : 这是我的代码:
index.android.js : index.android.js:
import React, { Component } from 'react';
import {AppRegistry} from 'react-native';
import SomeTaskName from './SomeTaskName'
AppRegistry.registerComponent('SomeTaskName', () => SomeTaskName);
SomeTaskName.js SomeTaskName.js
module.exports = async (taskData) => {
alert('test');
}
MyTaskService.java MyTaskService.java
import android.content.Intent;
import android.os.Bundle;
import com.facebook.react.HeadlessJsTaskService;
import com.facebook.react.bridge.Arguments;
import com.facebook.react.jstasks.HeadlessJsTaskConfig;
public class MyTaskService extends HeadlessJsTaskService {
@Override
protected HeadlessJsTaskConfig getTaskConfig(Intent intent) {
Bundle extras = intent.getExtras();
if (extras != null) {
return new HeadlessJsTaskConfig(
"MyTaskService",
Arguments.fromBundle(extras),
5000);
}
return null;
}
}
and add service in AndroidManifest.xml 并在AndroidManifest.xml中添加服务
<service android:name=".MyTaskService" android:enabled="true" android:label="MyTaskService" />
Please , Anyone help to fix this issue. 请,任何人都可以帮助解决这个问题。
You have to register a headless task. 你必须注册无头任务。 So replace the following code: 所以替换下面的代码:
AppRegistry.registerComponent('SomeTaskName', () => SomeTaskName);
with: 有:
AppRegistry.registerHeadlessTask('SomeTaskName', () => SomeTaskName);
And you need to call the task from your service, so replace: 您需要从服务中调用任务,因此请替换:
if (extras != null) {
return new HeadlessJsTaskConfig(
"MyTaskService",
Arguments.fromBundle(extras),
5000);
}
return null;
with: 有:
// Following line just to be sure it does not silently fail
WritableMap data = extras != null ? Arguments.fromBundle(extras) : null;
return new HeadlessJsTaskConfig(
"SomeTaskName", // Use the registered headless Task here
data,
5000);
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