Changes to update APN db via Gservices and ConfigUpdater.

- Adding settings that are updated by Gservices.
- Changes to handle UPDATE_APN_DB intent.
- UPDATE_APN_DB intent triggers update of apns-conf.xml and carriers db.

Change-Id: I65a63f3015da1b827b974d17e48bee4c747544ff
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index a79970c..61c98a1 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -7395,6 +7395,18 @@
                 "sms_short_codes_metadata_url";
 
         /**
+         * URL for apn_db updates
+         * @hide
+         */
+        public static final String APN_DB_UPDATE_CONTENT_URL = "apn_db_content_url";
+
+        /**
+         * URL for apn_db update metadata
+         * @hide
+         */
+        public static final String APN_DB_UPDATE_METADATA_URL = "apn_db_metadata_url";
+
+        /**
          * URL for cert pinlist updates
          * @hide
          */
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index c34160c..4471af0 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -2774,6 +2774,14 @@
             </intent-filter>
         </receiver>
 
+        <receiver android:name="com.android.server.updates.ApnDbInstallReceiver"
+                android:permission="android.permission.UPDATE_CONFIG">
+            <intent-filter>
+                <action android:name="android.intent.action.UPDATE_APN_DB" />
+                <data android:scheme="content" android:host="*" android:mimeType="*/*" />
+            </intent-filter>
+        </receiver>
+
         <receiver android:name="com.android.server.updates.CarrierProvisioningUrlsInstallReceiver"
                 android:permission="android.permission.UPDATE_CONFIG">
             <intent-filter>
diff --git a/services/core/java/com/android/server/updates/ApnDbInstallReceiver.java b/services/core/java/com/android/server/updates/ApnDbInstallReceiver.java
new file mode 100644
index 0000000..3b6f9d6
--- /dev/null
+++ b/services/core/java/com/android/server/updates/ApnDbInstallReceiver.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2012 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.server.updates;
+
+import android.content.ContentResolver;
+import android.content.ContentUris;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.provider.Telephony;
+
+public class ApnDbInstallReceiver extends ConfigUpdateInstallReceiver {
+
+    private static final Uri UPDATE_APN_DB = Uri.withAppendedPath(Telephony.Carriers.CONTENT_URI,
+            "update_db");
+
+    public ApnDbInstallReceiver() {
+        super("/data/misc/", "apns-conf.xml", "metadata/", "version");
+    }
+
+    @Override
+    protected void postInstall(Context context, Intent intent) {
+        ContentResolver resolver = context.getContentResolver();
+        resolver.delete(UPDATE_APN_DB, null, null);
+    }
+}