我正在使用lib用于JobScheduler来处理棒棒糖前设备。我正在使用棒棒糖设备。问题是mJobScheduler.schedule(作业)应该启动我的工作服务但它没有启动。此外,当我包含.setPeriodic(2000)方法时,应用程序崩溃了
堆栈跟踪。
08-06 00:37:06.729 19693-19693/? E/AndroidRuntime: FATAL EXCEPTION: main
Process: rishabh.example.com.myapplication, PID: 19693
java.lang.RuntimeException: Unable to start activity ComponentInfo{rishabh.example.com.myapplication/rishabh.example.com.myapplication.MainActivity}: java.lang.IllegalArgumentException: Can't call setOverrideDeadline() on a periodic job.
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2339)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2413)
at android.app.ActivityThread.access$800(ActivityThread.java:155)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1317)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5343)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:905)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:700)
Caused by: java.lang.IllegalArgumentException: Can't call setOverrideDeadline() on a periodic job.
at me.tatarka.support.job.JobInfo$Builder.build(JobInfo.java:477)
at rishabh.example.com.myapplication.MainActivity.constructJob(MainActivity.java:30)
at rishabh.example.com.myapplication.MainActivity.onCreate(MainActivity.java:19)
at android.app.Activity.performCreate(Activity.java:6010)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1129)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2292)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2413)
at android.app.ActivityThread.access$800(ActivityThread.java:155)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1317)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5343)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:905)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:700)
我的主要活动
public class MainActivity extends AppCompatActivity {
JobScheduler mJobScheduler;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mJobScheduler=JobScheduler.getInstance(this);
constructJob();
}
private void constructJob() {
JobInfo job = new JobInfo.Builder(0 /*jobid*/, new ComponentName(this,MyService.class))
.setMinimumLatency(1000)
.setOverrideDeadline(2000)
.setRequiredNetworkType(JobInfo.NETWORK_TYPE_UNMETERED)
.setRequiresCharging(true)
.setPeriodic(2000)
.build();
mJobScheduler.schedule(job);
}
}
MyService类
public class MyService extends JobService {
@Override
public boolean onStartJob(JobParameters params) {
Toast.makeText(getApplicationContext(),"onStartjob",Toast.LENGTH_SHORT).show();
Log.i("tag","onstartjob");
return false;
}
@Override
public boolean onStopJob(JobParameters params) {
return false;
}
}
我的清单文件
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="rishabh.example.com.myapplication">
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.WAKE_LOCK"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<service android:name=".MyService"
android:permission="android.permission.BIND_JOB_SERVICE"
android:exported="true">
</service>
</application>
答案 0 :(得分:6)
您不能同时使用setPeriodic()
和setOverrideDeadline()
。
因为在定期作业上设置此属性没有意义,所以这样做会在调用build()时抛出IllegalArgumentException。