SIM卡满处理流程分析
SIM卡满处理流程分析
//框架层分析// SMSDispatcher.java /** SIM/RUIM storage is full */static final protected int EVENT_ICC_FULL = 6; @Override public void handleMessage(Message msg) {。。。。。。case EVENT_ICC_FULL: //SIM卡满处理分支 handleIccFull(); break;} /** * Called when SIM_FULL message is received from the RIL. Notifies intereste* parties that SIM storage for SMS messages is full.*/private void handleIccFull(){ //SIM卡满消息最初是发自RIL层// broadcast SIM_FULL intentIntent intent = new Intent(Intents.SIM_FULL_ACTION); mWakeLock.acquire(WAKE_LOCK_TIMEOUT); mContext.sendBroadcast(intent, "android.permission.RECEIVE_SMS");}//应用层分析：//AndroidManifest.xml <receiver android:name=".transaction.SimFullReceiver"> <intent-filter> <action android:name="android.provider.Telephony.SIM_FULL" /> </intent-filter> </receiver>// SimFullReceiver.java/** * Receive Intent.SIM_FULL_ACTION. Handle notification that SIM is full. */public class SimFullReceiver extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { if (Settings.Secure.getInt(context.getContentResolver(), Settings.Secure.DEVICE_PROVISIONED, 0) == 1 && Telephony.Sms.Intents.SIM_FULL_ACTION.equals(intent.getAction())) { NotificationManager nm = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); Intent viewSimIntent = new Intent(context, ManageSimMessages.class); viewSimIntent.setAction(Intent.ACTION_VIEW); viewSimIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); PendingIntent pendingIntent = PendingIntent.getActivity( context, 0, viewSimIntent, 0); Notification notification = new Notification(); notification.icon = R.drawable.stat_sys_no_sim; notification.tickerText = context.getString(R.string.sim_full_title); notification.defaults = Notification.DEFAULT_ALL; notification.setLatestEventInfo( context, context.getString(R.string.sim_full_title), context.getString(R.string.sim_full_body), pendingIntent); nm.notify(ManageSimMessages.SIM_FULL_NOTIFICATION_ID, notification); }}//ManageSimMessages.java//ManageSimMessages管理SIM卡上的短信息。?