无法使用JobIntentService计划警报

问题描述 投票:1回答:1

我一直在研究如何安排针对Oreo +设备的警报。我目前的方法是使用AlarmManager,一个铃声服务和广播接收器。我收到警报响铃并显示通知但是Oreo +设备没有触发通知和警报。

我了解到,由于JobIntentService和其他背景限制,使用Doze是一个很好的做法。目前,当使用JobIntentService时,我收到一个错误:

java.lang.RuntimeException:执行doInBackground()时发生错误

我做错了吗?我真的需要实施AsyncTask吗?

class AlarmReceiver : BroadcastReceiver() {
    override fun onReceive(context: Context?, intent: Intent?) {
        val alarmStatus: String = intent!!.getStringExtra("alarmStatus")
        val serviceIntent = Intent(context, RingtoneService::class.java)
        serviceIntent.putExtra("alarmStatus", alarmStatus)
        //context!!.startService(serviceIntent)
        RingtoneService.enqueueWork(context, serviceIntent)
    }
}

class RingtoneService : JobIntentService() {
    // Enqueing work to do in this service.
    companion object {
        val SERVICE_JOB_ID = 1

        fun enqueueWork(context: Context?, work: Intent) {
            if (context != null) {
                enqueueWork(context, RingtoneService::class.java, RingtoneService.SERVICE_JOB_ID, work)
            }
        }
    }

    override fun onHandleWork(intent: Intent) {
        onHandleIntent(intent)
    }

    private fun onHandleIntent(intent: Intent) {
        //handling of notification goes here
    }
}
android kotlin alarmmanager android-8.0-oreo jobintentservice
1个回答
1
投票

您可以尝试将支持库更新为最新和最好的,并将一些数字> 1(以避免具有相同Id的两个不同的意图服务)。如果它没有帮助你可能想要深入到这个兔子洞:https://issuetracker.google.com/issues/63622293建议的修复之一是在JobIntentService周围使用包装类:

package android.support.v4.app;

import android.content.Intent;

public abstract class FixedJobIntentService extends JobIntentService {

    @Override
    GenericWorkItem dequeueWork() {
        try {
            return new FixedGenericWorkItem(super.dequeueWork());
        } catch (SecurityException ignored) {
        }
        return null;
    }

    private class FixedGenericWorkItem implements GenericWorkItem {
        final GenericWorkItem mGenericWorkItem;

        FixedGenericWorkItem(GenericWorkItem genericWorkItem) {
            mGenericWorkItem = genericWorkItem;
        }

        @Override
        public Intent getIntent() {
            if (mGenericWorkItem != null) {
                return mGenericWorkItem.getIntent();
            }
            return null;
        }

        @Override
        public void complete() {
            try {
                if (mGenericWorkItem != null) {
                    mGenericWorkItem.complete();
                }
            } catch (IllegalArgumentException ignored) {
            }
        }
    }
}

或者您可以尝试使用体系结构组件中新的闪亮WorkManager(如果您的应用程序中有应用程序小部件(Android主屏幕的那个),可能会出现问题)。 https://developer.android.com/topic/libraries/architecture/workmanager/

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