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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.settingslib;
     17 
     18 import android.content.Context;
     19 import android.net.NetworkBadging;
     20 
     21 import com.android.internal.logging.MetricsLogger;
     22 
     23 /** Utilites for Tron Logging. */
     24 public final class TronUtils {
     25 
     26     private TronUtils() {};
     27 
     28     public static void logWifiSettingsBadge(Context context, int badgeEnum) {
     29         logNetworkBadgeMetric(context, "settings_wifibadging", badgeEnum);
     30     }
     31 
     32     /**
     33      * Logs an occurrence of the given network badge to a Histogram.
     34      *
     35      * @param context Context
     36      * @param histogram the Tron histogram name to write to
     37      * @param badgeEnum the {@link NetworkBadging.Badging} badge value
     38      * @throws IllegalArgumentException if the given badge enum is not supported
     39      */
     40     private static void logNetworkBadgeMetric(
     41             Context context, String histogram, int badgeEnum)
     42             throws IllegalArgumentException {
     43         int bucket;
     44         switch (badgeEnum) {
     45             case NetworkBadging.BADGING_NONE:
     46                 bucket = 0;
     47                 break;
     48             case NetworkBadging.BADGING_SD:
     49                 bucket = 1;
     50                 break;
     51             case NetworkBadging.BADGING_HD:
     52                 bucket = 2;
     53                 break;
     54             case NetworkBadging.BADGING_4K:
     55                 bucket = 3;
     56                 break;
     57             default:
     58                 throw new IllegalArgumentException("Unsupported badge enum: " + badgeEnum);
     59         }
     60 
     61         MetricsLogger.histogram(context, histogram, bucket);
     62     }
     63 }
     64