keeplive_android保活_Android10保活_android_keeplive_源码

package com.example.lenovo.test.keeplive; import android.app.Notification; import android.app.NotificationChannel; import android.app.NotificationManager; import android.app.Service; import android.content.Context; import android.content.Intent; import android.os.Build; import android.os.IBinder; import android.support.annotation.Nullable; import android.support.v4.app.NotificationCompat; import android.util.Log; import com.example.lenovo.test.R; /** * 描述:延长服务存活时间的基类 * <p> * * @author ivan * @date 2019/08/09 */ public class MyForegroundService extends Service { public static final int NOTIFICATION_ID = 0x11; private final static String TAG = "MyForegroundService"; @Nullable @Override public IBinder onBind(Intent intent) { return null; } @Override public void onCreate() { super.onCreate(); Log.d(TAG, TAG + "---->onCreate,启动服务"); } @Override public int onStartCommand(Intent intent, int flags, int startId) { //API 18以下，直接发送Notification并将其置为前台 if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) { startForeground(NOTIFICATION_ID, new Notification()); } else { //API 18以上，发送Notification并将其置为前台 NotificationCompat.Builder builder = getNotificationCompatBuilder(this); builder.setSmallIcon(R.mipmap.ic_launcher); builder.setWhen(System.currentTimeMillis()); builder.setAutoCancel(true); startForeground(NOTIFICATION_ID, builder.build()); } return START_STICKY; } @Override public void onDestroy() { super.onDestroy(); stopForeground(true); Log.d(TAG, TAG + "---->onDestroy,停止服务"); } public static NotificationCompat.Builder getNotificationCompatBuilder(Context context) { NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { String channel_id = "channel_id"; NotificationChannel channel = new NotificationChannel(channel_id, "channel_name", NotificationManager.IMPORTANCE_LOW); manager.createNotificationChannel(channel); return new NotificationCompat.Builder(context, channel_id); } else { return new NotificationCompat.Builder(context, null); } } }