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      1 /*
      2  * Copyright 2018 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.bluetooth.hfp;
     17 
     18 /**
     19  * A blob of data representing AG's device state in response to an AT+CIND command from HF
     20  */
     21 class HeadsetDeviceState extends HeadsetMessageObject {
     22     /**
     23      * Service availability indicator
     24      *
     25      * 0 - no service, no home/roam network is available
     26      * 1 - presence of service, home/roam network available
     27      */
     28     int mService;
     29     /**
     30      * Roaming status indicator
     31      *
     32      * 0 - roaming is not active
     33      * 1 - roaming is active
     34      */
     35     int mRoam;
     36     /**
     37      * Signal strength indicator, value ranges from 0 to 5
     38      */
     39     int mSignal;
     40     /**
     41      * Battery charge indicator from AG, value ranges from 0 to 5
     42      */
     43     int mBatteryCharge;
     44 
     45     HeadsetDeviceState(int service, int roam, int signal, int batteryCharge) {
     46         mService = service;
     47         mRoam = roam;
     48         mSignal = signal;
     49         mBatteryCharge = batteryCharge;
     50     }
     51 
     52     @Override
     53     public void buildString(StringBuilder builder) {
     54         if (builder == null) {
     55             return;
     56         }
     57         builder.append(this.getClass().getSimpleName())
     58                 .append("[hasCellularService=")
     59                 .append(mService)
     60                 .append(", isRoaming=")
     61                 .append(mRoam)
     62                 .append(", signalStrength")
     63                 .append(mSignal)
     64                 .append(", batteryCharge=")
     65                 .append(mBatteryCharge)
     66                 .append("]");
     67     }
     68 }
     69