From c9b6851af68bdc20c4903b16c344e9f116647219 Mon Sep 17 00:00:00 2001
From: Irfan Sheriff <isheriff@google.com>
Date: Thu, 8 Apr 2010 14:12:33 -0700
Subject: [PATCH] Throttling framework addins

Add ThrottleManager in getSystemService
Add API for URL fetch

Bug: 2576057
Change-Id: Icd25c8b91ea4beea15c74e8ad7292ab48c962253
---
 core/java/android/app/ContextImpl.java          | 17 +++++++++++++++++
 core/java/android/net/IThrottleManager.aidl     |  2 ++
 core/java/android/net/ThrottleManager.java      | 13 +++++++++++++
 core/java/android/provider/Settings.java        |  7 +++++++
 .../com/android/server/ThrottleService.java     |  6 ++++++
 5 files changed, 45 insertions(+)

diff --git a/core/java/android/app/ContextImpl.java b/core/java/android/app/ContextImpl.java
index 950f34f55d11d..9019af6f138fb 100644
--- a/core/java/android/app/ContextImpl.java
+++ b/core/java/android/app/ContextImpl.java
@@ -67,6 +67,8 @@ import android.location.LocationManager;
 import android.media.AudioManager;
 import android.net.ConnectivityManager;
 import android.net.IConnectivityManager;
+import android.net.ThrottleManager;
+import android.net.IThrottleManager;
 import android.net.Uri;
 import android.net.wifi.IWifiManager;
 import android.net.wifi.WifiManager;
@@ -164,6 +166,7 @@ class ContextImpl extends Context {
     private static AlarmManager sAlarmManager;
     private static PowerManager sPowerManager;
     private static ConnectivityManager sConnectivityManager;
+    private static ThrottleManager sThrottleManager;
     private static WifiManager sWifiManager;
     private static LocationManager sLocationManager;
     private static final HashMap<File, SharedPreferencesImpl> sSharedPrefs =
@@ -929,6 +932,8 @@ class ContextImpl extends Context {
             return getPowerManager();
         } else if (CONNECTIVITY_SERVICE.equals(name)) {
             return getConnectivityManager();
+        } else if (THROTTLE_SERVICE.equals(name)) {
+            return getThrottleManager();
         } else if (WIFI_SERVICE.equals(name)) {
             return getWifiManager();
         } else if (NOTIFICATION_SERVICE.equals(name)) {
@@ -1028,6 +1033,18 @@ class ContextImpl extends Context {
         return sConnectivityManager;
     }
 
+    private ThrottleManager getThrottleManager()
+    {
+        synchronized (sSync) {
+            if (sThrottleManager == null) {
+                IBinder b = ServiceManager.getService(THROTTLE_SERVICE);
+                IThrottleManager service = IThrottleManager.Stub.asInterface(b);
+                sThrottleManager = new ThrottleManager(service);
+            }
+        }
+        return sThrottleManager;
+    }
+
     private WifiManager getWifiManager()
     {
         synchronized (sSync) {
diff --git a/core/java/android/net/IThrottleManager.aidl b/core/java/android/net/IThrottleManager.aidl
index 298de6e50ac61..a12469dd83c42 100644
--- a/core/java/android/net/IThrottleManager.aidl
+++ b/core/java/android/net/IThrottleManager.aidl
@@ -35,4 +35,6 @@ interface IThrottleManager
     long getCliffThreshold(String iface, int cliff);
 
     int getCliffLevel(String iface, int cliff);
+
+    String getHelpUri();
 }
diff --git a/core/java/android/net/ThrottleManager.java b/core/java/android/net/ThrottleManager.java
index 0500f6f7db9fe..79c2d6f81f2f4 100644
--- a/core/java/android/net/ThrottleManager.java
+++ b/core/java/android/net/ThrottleManager.java
@@ -171,6 +171,19 @@ public class ThrottleManager
         }
     }
 
+    /**
+     * returns the help URI for throttling
+     * {@hide}
+     */
+    public String getHelpUri() {
+        try {
+            return mService.getHelpUri();
+        } catch (RemoteException e) {
+            return null;
+        }
+    }
+
+
     private IThrottleManager mService;
 
     /**
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index eb14815c9e6f2..e64000536b18a 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -3332,6 +3332,13 @@ public final class Settings {
          */
         public static final String THROTTLE_IFACE = "throttle_iface";
 
+        /**
+         * Help URI for data throttling policy
+         * @hide
+         */
+        public static final String THROTTLE_HELP_URI = "throttle_help_uri";
+
+
         /**
          * @hide
          */
diff --git a/services/java/com/android/server/ThrottleService.java b/services/java/com/android/server/ThrottleService.java
index 99dbfd50d8050..64153b96289d9 100644
--- a/services/java/com/android/server/ThrottleService.java
+++ b/services/java/com/android/server/ThrottleService.java
@@ -157,6 +157,12 @@ public class ThrottleService extends IThrottleManager.Stub {
         return 0;
     }
 
+    public String getHelpUri() {
+        enforceAccessPermission();
+        return Settings.Secure.getString(mContext.getContentResolver(),
+                    Settings.Secure.THROTTLE_HELP_URI);
+    }
+
     public synchronized long getByteCount(String iface, int dir, int period, int ago) {
         enforceAccessPermission();
         if (iface.equals(mPolicyIface) &&