Merge "[Settings] Avoid from accessing createManageSubscriptionIntent(int)"

src/com/android/settings/datausage/DataUsageSummaryPreferenceController.java

@@ -19,8 +19,11 @@ package com.android.settings.datausage;
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.net.INetworkPolicyManager;
 import android.net.NetworkPolicyManager;
 import android.net.NetworkTemplate;
+import android.os.ServiceManager;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 import android.telephony.SubscriptionPlan;
@@ -296,12 +299,51 @@ public class DataUsageSummaryPreferenceController extends BasePreferenceControll
                 mSnapshotTime = primaryPlan.getDataUsageTime();
             }
         }
-        mManageSubscriptionIntent =
+        mManageSubscriptionIntent = createManageSubscriptionIntent(mSubscriptionId);
-                mSubscriptionManager.createManageSubscriptionIntent(mSubscriptionId);
         Log.i(TAG, "Have " + mDataplanCount + " plans, dflt sub-id " + mSubscriptionId
                 + ", intent " + mManageSubscriptionIntent);
     }
 
+    /**
+     * Create an {@link Intent} that can be launched towards the carrier app
+     * that is currently defining the billing relationship plan through
+     * {@link INetworkPolicyManager#setSubscriptionPlans(int, SubscriptionPlan [], String)}.
+     *
+     * @return ready to launch Intent targeted towards the carrier app, or
+     *         {@code null} if no carrier app is defined, or if the defined
+     *         carrier app provides no management activity.
+     */
+    private Intent createManageSubscriptionIntent(int subId) {
+        final INetworkPolicyManager iNetPolicyManager = INetworkPolicyManager.Stub.asInterface(
+                ServiceManager.getService(Context.NETWORK_POLICY_SERVICE));
+        String owner = "";
+        try {
+            owner = iNetPolicyManager.getSubscriptionPlansOwner(subId);
+        } catch (Exception ex) {
+            Log.w(TAG, "Fail to get subscription plan owner for subId " + subId, ex);
+        }
+
+        if (TextUtils.isEmpty(owner)) {
+            return null;
+        }
+
+        final List<SubscriptionPlan> plans = mSubscriptionManager.getSubscriptionPlans(subId);
+        if (plans.isEmpty()) {
+            return null;
+        }
+
+        final Intent intent = new Intent(SubscriptionManager.ACTION_MANAGE_SUBSCRIPTION_PLANS);
+        intent.setPackage(owner);
+        intent.putExtra(SubscriptionManager.EXTRA_SUBSCRIPTION_INDEX, subId);
+
+        if (mActivity.getPackageManager().queryIntentActivities(intent,
+                PackageManager.MATCH_DEFAULT_ONLY).isEmpty()) {
+            return null;
+        }
+
+        return intent;
+    }
+
     public static SubscriptionPlan getPrimaryPlan(SubscriptionManager subManager, int primaryId) {
         List<SubscriptionPlan> plans = subManager.getSubscriptionPlans(primaryId);
         if (CollectionUtils.isEmpty(plans)) {