Merge "Always create CdmaPhoneCallState object in PhoneGlobals." into mnc-dev
diff --git a/src/com/android/phone/VvmPhoneStateListener.java b/src/com/android/phone/VvmPhoneStateListener.java
index d2d84b2..fb267cd 100644
--- a/src/com/android/phone/VvmPhoneStateListener.java
+++ b/src/com/android/phone/VvmPhoneStateListener.java
@@ -21,7 +21,9 @@
 import android.telecom.PhoneAccountHandle;
 import android.telephony.PhoneStateListener;
 import android.telephony.ServiceState;
+import android.util.Log;
 
+import com.android.phone.vvm.omtp.LocalLogHelper;
 import com.android.phone.vvm.omtp.OmtpVvmCarrierConfigHelper;
 import com.android.phone.vvm.omtp.sync.OmtpVvmSourceManager;
 import com.android.phone.vvm.omtp.sync.OmtpVvmSyncService;
@@ -31,9 +33,12 @@
  * Check if service is lost and indicate this in the voicemail status.
  */
 public class VvmPhoneStateListener extends PhoneStateListener {
+    private static final String TAG = "VvmPhoneStateListener";
 
     private PhoneAccountHandle mPhoneAccount;
     private Context mContext;
+    private int mPreviousState = -1;
+
     public VvmPhoneStateListener(Context context, PhoneAccountHandle accountHandle) {
         super(PhoneUtils.getSubIdForPhoneAccountHandle(accountHandle));
         mContext = context;
@@ -42,11 +47,21 @@
 
     @Override
     public void onServiceStateChanged(ServiceState serviceState) {
-        if (serviceState.getState() == ServiceState.STATE_IN_SERVICE) {
+        int state = serviceState.getState();
+        if (state == mPreviousState || (state != ServiceState.STATE_IN_SERVICE
+                && mPreviousState != ServiceState.STATE_IN_SERVICE)) {
+            // Only interested in state changes or transitioning into or out of "in service".
+            // Otherwise just quit.
+            mPreviousState = state;
+            return;
+        }
+
+        if (state == ServiceState.STATE_IN_SERVICE) {
             VoicemailStatusQueryHelper voicemailStatusQueryHelper =
                     new VoicemailStatusQueryHelper(mContext);
             if (voicemailStatusQueryHelper.isVoicemailSourceConfigured(mPhoneAccount)) {
                 if (!voicemailStatusQueryHelper.isNotificationsChannelActive(mPhoneAccount)) {
+                    Log.v(TAG, "Notifications channel is active for " + mPhoneAccount.getId());
                     VoicemailContract.Status.setStatus(mContext, mPhoneAccount,
                             VoicemailContract.Status.CONFIGURATION_STATE_OK,
                             VoicemailContract.Status.DATA_CHANNEL_STATE_OK,
@@ -57,6 +72,9 @@
             }
 
             if (OmtpVvmSourceManager.getInstance(mContext).isVvmSourceRegistered(mPhoneAccount)) {
+                Log.v(TAG, "Signal returned: requesting resync for " + mPhoneAccount.getId());
+                LocalLogHelper.log(TAG,
+                        "Signal returned: requesting resync for " + mPhoneAccount.getId());
                 // If the source is already registered, run a full sync in case something was missed
                 // while signal was down.
                 Intent serviceIntent = OmtpVvmSyncService.getSyncIntent(
@@ -64,6 +82,9 @@
                         true /* firstAttempt */);
                 mContext.startService(serviceIntent);
             } else {
+                Log.v(TAG, "Signal returned: reattempting activation for " + mPhoneAccount.getId());
+                LocalLogHelper.log(TAG,
+                        "Signal returned: reattempting activation for " + mPhoneAccount.getId());
                 // Otherwise initiate an activation because this means that an OMTP source was
                 // recognized but either the activation text was not successfully sent or a response
                 // was not received.
@@ -72,10 +93,16 @@
                 carrierConfigHelper.startActivation();
             }
         } else {
+            Log.v(TAG, "Notifications channel is inactive for " + mPhoneAccount.getId());
+            mContext.stopService(OmtpVvmSyncService.getSyncIntent(
+                    mContext, OmtpVvmSyncService.SYNC_FULL_SYNC, mPhoneAccount,
+                    true /* firstAttempt */));
+
             VoicemailContract.Status.setStatus(mContext, mPhoneAccount,
                     VoicemailContract.Status.CONFIGURATION_STATE_OK,
                     VoicemailContract.Status.DATA_CHANNEL_STATE_NO_CONNECTION,
                     VoicemailContract.Status.NOTIFICATION_CHANNEL_STATE_NO_CONNECTION);
         }
+        mPreviousState = state;
     }
 }
diff --git a/src/com/android/phone/vvm/omtp/LocalLogHelper.java b/src/com/android/phone/vvm/omtp/LocalLogHelper.java
new file mode 100644
index 0000000..a3de74f
--- /dev/null
+++ b/src/com/android/phone/vvm/omtp/LocalLogHelper.java
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+package com.android.phone.vvm.omtp;
+
+import com.android.internal.telephony.PhoneFactory;
+
+/**
+ * Helper methods for adding to Telephony local logs.
+ */
+public class LocalLogHelper {
+    public static final String KEY = "OmtpVvm";
+    private static final int MAX_OMTP_VVM_LOGS = 20;
+
+    public static void log(String tag, String log) {
+        try {
+            PhoneFactory.addLocalLog(KEY, MAX_OMTP_VVM_LOGS);
+        } catch (IllegalArgumentException e){
+        } finally {
+            PhoneFactory.localLog(KEY, tag + ": " + log);
+        }
+    }
+}
diff --git a/src/com/android/phone/vvm/omtp/SimChangeReceiver.java b/src/com/android/phone/vvm/omtp/SimChangeReceiver.java
index 0b92c59..9aff2d7 100644
--- a/src/com/android/phone/vvm/omtp/SimChangeReceiver.java
+++ b/src/com/android/phone/vvm/omtp/SimChangeReceiver.java
@@ -89,6 +89,9 @@
                     }
 
                     if (isEnabled) {
+                        LocalLogHelper.log(TAG, "Sim state or carrier config changed: requesting"
+                                + " activation for " + phoneAccount.getId());
+
                         // Add a phone state listener so that changes to the communication channels
                         // can be recorded.
                         OmtpVvmSourceManager.getInstance(context).addPhoneStateListener(
diff --git a/src/com/android/phone/vvm/omtp/sms/OmtpMessageReceiver.java b/src/com/android/phone/vvm/omtp/sms/OmtpMessageReceiver.java
index d768e17..1caefe6 100644
--- a/src/com/android/phone/vvm/omtp/sms/OmtpMessageReceiver.java
+++ b/src/com/android/phone/vvm/omtp/sms/OmtpMessageReceiver.java
@@ -28,6 +28,7 @@
 import com.android.internal.telephony.PhoneConstants;
 import com.android.phone.PhoneUtils;
 import com.android.phone.settings.VisualVoicemailSettingsUtil;
+import com.android.phone.vvm.omtp.LocalLogHelper;
 import com.android.phone.vvm.omtp.OmtpConstants;
 import com.android.phone.vvm.omtp.sync.OmtpVvmSourceManager;
 import com.android.phone.vvm.omtp.sync.OmtpVvmSyncService;
@@ -69,10 +70,12 @@
 
                 Log.v(TAG, "Received SYNC sms for " + mPhoneAccount.getId() +
                         " with event" + message.getSyncTriggerEvent());
-
+                LocalLogHelper.log(TAG, "Received SYNC sms for " + mPhoneAccount.getId() +
+                        " with event" + message.getSyncTriggerEvent());
                 processSync(message);
             } else if (messageData.getPrefix() == OmtpConstants.STATUS_SMS_PREFIX) {
                 Log.v(TAG, "Received STATUS sms for " + mPhoneAccount.getId());
+                LocalLogHelper.log(TAG, "Received Status sms for " + mPhoneAccount.getId());
                 StatusMessage message = new StatusMessage(messageData);
                 updateSource(message);
             } else {
diff --git a/src/com/android/phone/vvm/omtp/sync/OmtpVvmSyncService.java b/src/com/android/phone/vvm/omtp/sync/OmtpVvmSyncService.java
index 363aab9..199e97d 100644
--- a/src/com/android/phone/vvm/omtp/sync/OmtpVvmSyncService.java
+++ b/src/com/android/phone/vvm/omtp/sync/OmtpVvmSyncService.java
@@ -32,6 +32,7 @@
 
 import com.android.phone.PhoneUtils;
 import com.android.phone.settings.VisualVoicemailSettingsUtil;
+import com.android.phone.vvm.omtp.LocalLogHelper;
 import com.android.phone.vvm.omtp.imap.ImapHelper;
 
 import java.util.HashMap;
@@ -137,7 +138,12 @@
         }
 
         String action = intent.getAction();
+
         PhoneAccountHandle phoneAccount = intent.getParcelableExtra(EXTRA_PHONE_ACCOUNT);
+
+        LocalLogHelper.log(TAG, "Sync requested: " + action +
+                " for all accounts: " + String.valueOf(phoneAccount == null));
+
         if (phoneAccount != null) {
             Log.v(TAG, "Sync requested: " + action + " - for account: " + phoneAccount);
             setupAndSendNetworkRequest(phoneAccount, action);
@@ -231,6 +237,7 @@
                     }
 
                     Log.v(TAG, "Retrying " + mAction);
+                    LocalLogHelper.log(TAG, "Immediately retrying " + mAction);
                 } else {
                     // Nothing more to do here, just exit.
                     releaseNetwork(this);
@@ -295,6 +302,7 @@
                 phoneAccount);
 
         Log.v(TAG, "Retrying "+ action + " in " + retryInterval + "ms");
+        LocalLogHelper.log(TAG, "Retrying "+ action + " in " + retryInterval + "ms");
 
         AlarmManager alarmManager = (AlarmManager)
                 this.getSystemService(Context.ALARM_SERVICE);