Remove telephony hidden api usages from commands

Remove usages of Telephony hidden APIs from Telecom's debugging commands

Fixes: 141576016
Test: manual
Change-Id: Ia1184f804b3b03104dd5c911b15c8c28190b2395

cmds/telecom/src/com/android/commands/telecom/Telecom.java

@@ -16,10 +16,12 @@
 
 package com.android.commands.telecom;
 
+import android.app.ActivityThread;
 import android.content.ComponentName;
 import android.content.Context;
 import android.net.Uri;
 import android.os.IUserManager;
+import android.os.Looper;
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.ServiceManager;
@@ -33,7 +35,6 @@ import android.text.TextUtils;
 
 import com.android.internal.os.BaseCommand;
 import com.android.internal.telecom.ITelecomService;
-import com.android.internal.telephony.ITelephony;
 
 import java.io.PrintStream;
 
@@ -83,7 +84,7 @@ public final class Telecom extends BaseCommand {
     private ComponentName mComponent;
     private String mAccountId;
     private ITelecomService mTelecomService;
-    private ITelephony mTelephonyService;
+    private TelephonyManager mTelephonyManager;
     private IUserManager mUserManager;
 
     @Override
@@ -155,9 +156,10 @@ public final class Telecom extends BaseCommand {
             return;
         }
 
-        mTelephonyService = ITelephony.Stub.asInterface(
-                ServiceManager.getService(Context.TELEPHONY_SERVICE));
-        if (mTelephonyService == null) {
+        Looper.prepareMainLooper();
+        Context context = ActivityThread.systemMain().getSystemContext();
+        mTelephonyManager = context.getSystemService(TelephonyManager.class);
+        if (mTelephonyManager == null) {
             Log.w(this, "onRun: Can't access telephony service.");
             showError("Error: Could not access the Telephony Service. Is the system running?");
             return;
@@ -361,7 +363,7 @@ public final class Telecom extends BaseCommand {
         }
         int numSims = Integer.parseInt(nextArgRequired());
         System.out.println("Setting sim count to " + numSims + ". Device may reboot");
-        mTelephonyService.switchMultiSimConfig(numSims);
+        mTelephonyManager.switchMultiSimConfig(numSims);
     }
 
     /**
@@ -375,8 +377,7 @@ public final class Telecom extends BaseCommand {
 
     private void runGetMaxPhones() throws RemoteException {
         // This assumes the max number of SIMs is 2, which it currently is
-        if (TelephonyManager.MULTISIM_ALLOWED
-                == mTelephonyService.isMultiSimSupported("com.android.commands.telecom", null)) {
+        if (TelephonyManager.MULTISIM_ALLOWED == mTelephonyManager.isMultiSimSupported()) {
             System.out.println("2");
         } else {
             System.out.println("1");