1 files changed, 14 insertions, 7 deletions
diff --git a/src/com/android/settings/network/telephony/DisableSimFooterPreferenceController.java b/src/com/android/settings/network/telephony/DisableSimFooterPreferenceController.java
index f5bcce79f4..d14c8d09e4 100644
--- a/src/com/android/settings/network/telephony/DisableSimFooterPreferenceController.java
+++ b/src/com/android/settings/network/telephony/DisableSimFooterPreferenceController.java
@@ -20,30 +20,37 @@ import android.content.Context;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 
-import com.android.settings.core.BasePreferenceController;
 import com.android.settings.network.SubscriptionUtil;
 
-public class DisableSimFooterPreferenceController extends BasePreferenceController {
-    private int mSubId;
+/**
+ * Shows information about disable a physical SIM.
+ */
+public class DisableSimFooterPreferenceController extends TelephonyBasePreferenceController {
 
+    /**
+     * Constructor
+     */
     public DisableSimFooterPreferenceController(Context context, String preferenceKey) {
         super(context, preferenceKey);
-        mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
     }
 
+    /**
+     * re-init for SIM based on given subscription ID.
+     * @param subId is the given subscription ID
+     */
     public void init(int subId) {
         mSubId = subId;
     }
 
     @Override
-    public int getAvailabilityStatus() {
-        if (mSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+    public int getAvailabilityStatus(int subId) {
+        if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
             return CONDITIONALLY_UNAVAILABLE;
         }
 
         SubscriptionManager subManager = mContext.getSystemService(SubscriptionManager.class);
         for (SubscriptionInfo info : SubscriptionUtil.getAvailableSubscriptions(mContext)) {
-            if (info.getSubscriptionId() == mSubId) {
+            if (info.getSubscriptionId() == subId) {
                 if (info.isEmbedded() || SubscriptionUtil.showToggleForPhysicalSim(subManager)) {
                     return CONDITIONALLY_UNAVAILABLE;
                 }