commit 94bcdbca224188c067c651e034e187def082e8dd
author Narayan Kamath <narayan@google.com> Mon Jul 17 15:32:53 2017 +0100
committer Narayan Kamath <narayan@google.com> Tue Jul 18 10:40:50 2017 +0100
tree e44c475c8aff3adcd1ac0f927fbdb1a5effd9515
parent ff6bce1e3c8d1c3a86dd6ac94e8b82a0dc3c33eb

NetworkPolicyManagerService: Allow data saver to be on by default.

This value is read from the global settings provider, and can be
configured via an overlay.

Bug: 63112872
Test: NetworkPolicyManagerServiceTest

Change-Id: If55ea08df1dd8440189f9b46a5606118de99c930

packages/SettingsProvider/res/values/defaults.xml

diff --git a/packages/SettingsProvider/res/values/defaults.xml b/packages/SettingsProvider/res/values/defaults.xml
index e9dadc5..4007cc9 100644
--- a/packages/SettingsProvider/res/values/defaults.xml
+++ b/packages/SettingsProvider/res/values/defaults.xml
@@ -187,4 +187,7 @@
 
     <!--  default setting for Settings.System.END_BUTTON_BEHAVIOR : END_BUTTON_BEHAVIOR_SLEEP -->
     <integer name="def_end_button_behavior">0x2</integer>
+
+    <!-- default setting for Settings.Global.DEFAULT_RESTRICT_BACKGROUND_DATA -->
+    <bool name="def_restrict_background_data">false</bool>
 </resources>

packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java

diff --git a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
index 1bd58ad..15e6e45 100644
--- a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
+++ b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
@@ -32,8 +32,6 @@
 import android.content.pm.IPackageManager;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-import android.content.pm.ServiceInfo;
 import android.content.pm.UserInfo;
 import android.content.res.Resources;
 import android.database.Cursor;
@@ -61,7 +59,7 @@
 import android.os.UserManager;
 import android.os.UserManagerInternal;
 import android.provider.Settings;
-import android.service.notification.NotificationListenerService;
+import android.provider.Settings.Global;
 import android.text.TextUtils;
 import android.util.ArrayMap;
 import android.util.ArraySet;
@@ -82,7 +80,6 @@
 import java.io.FileDescriptor;
 import java.io.FileNotFoundException;
 import java.io.PrintWriter;
-import java.nio.charset.StandardCharsets;
 import java.nio.ByteBuffer;
 import java.security.InvalidKeyException;
 import java.security.NoSuchAlgorithmException;
@@ -2895,7 +2892,7 @@
         }
 
         private final class UpgradeController {
-            private static final int SETTINGS_VERSION = 146;
+            private static final int SETTINGS_VERSION = 147;
 
             private final int mUserId;
 
@@ -3422,6 +3419,23 @@
                     currentVersion = 146;
                 }
 
+                if (currentVersion == 146) {
+                    // Version 146: Set the default value for DEFAULT_RESTRICT_BACKGROUND_DATA.
+                    if (userId == UserHandle.USER_SYSTEM) {
+                        final SettingsState globalSettings = getGlobalSettingsLocked();
+                        final Setting currentSetting = globalSettings.getSettingLocked(
+                                Global.DEFAULT_RESTRICT_BACKGROUND_DATA);
+                        if (currentSetting.isNull()) {
+                            globalSettings.insertSettingLocked(
+                                    Global.DEFAULT_RESTRICT_BACKGROUND_DATA,
+                                    getContext().getResources().getBoolean(
+                                            R.bool.def_restrict_background_data) ? "1" : "0",
+                                    null, true, SettingsState.SYSTEM_PACKAGE_NAME);
+                        }
+                    }
+                    currentVersion = 147;
+                }
+
                 // vXXX: Add new settings above this point.
 
                 if (currentVersion != newVersion) {