From 50e0b0cf87f724d25ada10353867f14ebbf644aa Mon Sep 17 00:00:00 2001
From: Jaikumar Ganesh <jaikumar@google.com>
Date: Fri, 4 Mar 2011 10:25:38 -0800
Subject: [PATCH] Fix settings app not showing correct profile connection state
 message.

Bug:3385085
Change-Id: Ie4b7eb6bc9d8c91264cf7f68d7830c110e34496d
---
 .../bluetooth/BluetoothDevicePreference.java  |  2 +-
 .../bluetooth/CachedBluetoothDevice.java      | 20 ++++++++++++++++---
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/com/android/settings/bluetooth/BluetoothDevicePreference.java b/src/com/android/settings/bluetooth/BluetoothDevicePreference.java
index 5f791d942e4..2dba279b94f 100644
--- a/src/com/android/settings/bluetooth/BluetoothDevicePreference.java
+++ b/src/com/android/settings/bluetooth/BluetoothDevicePreference.java
@@ -226,7 +226,7 @@ public final class BluetoothDevicePreference extends Preference implements
 
         // if any profiles are connected or busy, return that status
         for (LocalBluetoothProfile profile : cachedDevice.getProfiles()) {
-            int connectionStatus = profile.getConnectionStatus(device);
+            int connectionStatus = cachedDevice.getProfileConnectionState(profile);
 
             if (connectionStatus != BluetoothProfile.STATE_DISCONNECTED) {
                 return Utils.getConnectionStateSummary(connectionStatus);
diff --git a/src/com/android/settings/bluetooth/CachedBluetoothDevice.java b/src/com/android/settings/bluetooth/CachedBluetoothDevice.java
index 0bc816c9d8f..56e96b4d003 100644
--- a/src/com/android/settings/bluetooth/CachedBluetoothDevice.java
+++ b/src/com/android/settings/bluetooth/CachedBluetoothDevice.java
@@ -27,6 +27,7 @@ import android.util.Log;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
 
 /**
@@ -45,6 +46,7 @@ final class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> {
     private String mName;
     private short mRssi;
     private BluetoothClass mBtClass;
+    private HashMap<LocalBluetoothProfile, Integer> mProfileConnectionState;
 
     private final List<LocalBluetoothProfile> mProfiles =
             new ArrayList<LocalBluetoothProfile>();
@@ -95,6 +97,7 @@ final class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> {
                     " newProfileState " + newProfileState);
         }
 
+        mProfileConnectionState.put(profile, newProfileState);
         if (newProfileState == BluetoothProfile.STATE_CONNECTED) {
             if (!mProfiles.contains(profile)) {
                 mProfiles.add(profile);
@@ -108,6 +111,7 @@ final class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> {
         mLocalAdapter = adapter;
         mProfileManager = profileManager;
         mDevice = device;
+        mProfileConnectionState = new HashMap<LocalBluetoothProfile, Integer>();
         fillData();
     }
 
@@ -258,6 +262,16 @@ final class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> {
         }
     }
 
+    int getProfileConnectionState(LocalBluetoothProfile profile) {
+        if (mProfileConnectionState == null ||
+                mProfileConnectionState.get(profile) == null) {
+            // If cache is empty make the binder call to get the state
+            int state = profile.getConnectionStatus(mDevice);
+            mProfileConnectionState.put(profile, state);
+        }
+        return mProfileConnectionState.get(profile);
+    }
+
     // TODO: do any of these need to run async on a background thread?
     private void fillData() {
         fetchName();
@@ -337,7 +351,7 @@ final class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> {
      */
     boolean isConnected() {
         for (LocalBluetoothProfile profile : mProfiles) {
-            int status = profile.getConnectionStatus(mDevice);
+            int status = getProfileConnectionState(profile);
             if (status == BluetoothProfile.STATE_CONNECTED) {
                 return true;
             }
@@ -347,14 +361,14 @@ final class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> {
     }
 
     boolean isConnectedProfile(LocalBluetoothProfile profile) {
-        int status = profile.getConnectionStatus(mDevice);
+        int status = getProfileConnectionState(profile);
         return status == BluetoothProfile.STATE_CONNECTED;
 
     }
 
     boolean isBusy() {
         for (LocalBluetoothProfile profile : mProfiles) {
-            int status = profile.getConnectionStatus(mDevice);
+            int status = getProfileConnectionState(profile);
             if (status == BluetoothProfile.STATE_CONNECTING
                     || status == BluetoothProfile.STATE_DISCONNECTING) {
                 return true;