Record UMA for Physical Web state

chrome/android/java/src/org/chromium/chrome/browser/physicalweb/Utils.java

Index: chrome/android/java/src/org/chromium/chrome/browser/physicalweb/Utils.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/Utils.java b/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/Utils.java
new file mode 100644
index 0000000000000000000000000000000000000000..638f66fb49504cd091e6c7b192e91acd88c2300a
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/Utils.java
@@ -0,0 +1,61 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chrome.browser.physicalweb;
+
+import android.Manifest;
+import android.bluetooth.BluetoothAdapter;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.location.LocationManager;
+import android.net.ConnectivityManager;
+import android.os.Build;
+import android.support.v4.content.PermissionChecker;
+
+
+/**
+ * This class provides basic static utilities for the Physical Web.
+ */
+class Utils {
+    public static final int RESULT_FAILURE = 0;
+    public static final int RESULT_SUCCESS = 1;
+    public static final int RESULT_INDETERMINATE = 2;
+
+    public static boolean isDataConnectionActive(Context context) {
+        ConnectivityManager cm =
+                (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+        return (cm.getActiveNetworkInfo() != null
+                && cm.getActiveNetworkInfo().isConnectedOrConnecting());
+    }
+
+    public static boolean isBluetoothPermissionGranted(Context context) {
+        return PermissionChecker.checkSelfPermission(context, Manifest.permission.BLUETOOTH)
+                == PackageManager.PERMISSION_GRANTED;
+    }
+
+    public static int getBluetoothEnabledStatus(Context context) {
+        int statusResult = RESULT_INDETERMINATE;
+        if (isBluetoothPermissionGranted(context)) {
+            BluetoothAdapter bt = BluetoothAdapter.getDefaultAdapter();
+            statusResult = (bt != null && bt.isEnabled()) ? RESULT_SUCCESS : RESULT_FAILURE;
+        }
+        return statusResult;
+    }
+
+    public static boolean isLocationServicesEnabled(Context context) {
+        LocationManager lm = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
+        boolean isGpsProviderEnabled = lm.isProviderEnabled(LocationManager.GPS_PROVIDER);
+        boolean isNetworkProviderEnabled = lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
+        return isGpsProviderEnabled || isNetworkProviderEnabled;
+    }
+
+    public static boolean isLocationPermissionGranted(Context context) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
+            return true;
+        }
+        return PermissionChecker.checkSelfPermission(context,
+                Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED;
+    }
+
+}