1 /*
2  * Copyright (C) 2016 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 
17 package com.android.car.vehiclehal;
18 
19 import android.annotation.CheckResult;
20 import android.hardware.automotive.vehicle.V2_0.VehiclePropValue;
21 import android.os.SystemClock;
22 
23 /** A builder class for {@link android.hardware.automotive.vehicle.V2_0.VehiclePropValue} */
24 public class VehiclePropValueBuilder {
25     private final VehiclePropValue mPropValue;
26 
newBuilder(int propId)27     public static VehiclePropValueBuilder newBuilder(int propId) {
28         return new VehiclePropValueBuilder(propId);
29     }
30 
newBuilder(VehiclePropValue propValue)31     public static VehiclePropValueBuilder newBuilder(VehiclePropValue propValue) {
32         return new VehiclePropValueBuilder(propValue);
33     }
34 
VehiclePropValueBuilder(int propId)35     private VehiclePropValueBuilder(int propId) {
36         mPropValue = new VehiclePropValue();
37         mPropValue.prop = propId;
38     }
39 
VehiclePropValueBuilder(VehiclePropValue propValue)40     private VehiclePropValueBuilder(VehiclePropValue propValue) {
41         mPropValue = clone(propValue);
42     }
43 
clone(VehiclePropValue propValue)44     private VehiclePropValue clone(VehiclePropValue propValue) {
45         VehiclePropValue newValue = new VehiclePropValue();
46 
47         newValue.prop = propValue.prop;
48         newValue.areaId = propValue.areaId;
49         newValue.timestamp = propValue.timestamp;
50         newValue.value.stringValue = propValue.value.stringValue;
51         newValue.value.int32Values.addAll(propValue.value.int32Values);
52         newValue.value.floatValues.addAll(propValue.value.floatValues);
53         newValue.value.int64Values.addAll(propValue.value.int64Values);
54         newValue.value.bytes.addAll(propValue.value.bytes);
55 
56         return newValue;
57     }
58 
59     @CheckResult
setAreaId(int areaId)60     public VehiclePropValueBuilder setAreaId(int areaId) {
61         mPropValue.areaId = areaId;
62         return this;
63     }
64 
65     @CheckResult
setTimestamp(long timestamp)66     public VehiclePropValueBuilder setTimestamp(long timestamp) {
67         mPropValue.timestamp = timestamp;
68         return this;
69     }
70 
71     @CheckResult
setTimestamp()72     public VehiclePropValueBuilder setTimestamp() {
73         mPropValue.timestamp = SystemClock.elapsedRealtimeNanos();
74         return this;
75     }
76 
77     @CheckResult
addIntValue(int... values)78     public VehiclePropValueBuilder addIntValue(int... values) {
79         for (int val : values) {
80             mPropValue.value.int32Values.add(val);
81         }
82         return this;
83     }
84 
85     @CheckResult
addFloatValue(float... values)86     public VehiclePropValueBuilder addFloatValue(float... values) {
87         for (float val : values) {
88             mPropValue.value.floatValues.add(val);
89         }
90         return this;
91     }
92 
93     @CheckResult
addByteValue(byte... values)94     public VehiclePropValueBuilder addByteValue(byte... values) {
95         for (byte val : values) {
96             mPropValue.value.bytes.add(val);
97         }
98         return this;
99     }
100 
101     @CheckResult
setInt64Value(long... values)102     public VehiclePropValueBuilder setInt64Value(long... values) {
103         for (long val : values) {
104             mPropValue.value.int64Values.add(val);
105         }
106         return this;
107     }
108 
109     @CheckResult
setBooleanValue(boolean value)110     public VehiclePropValueBuilder setBooleanValue(boolean value) {
111         mPropValue.value.int32Values.clear();
112         mPropValue.value.int32Values.add(value ? 1 : 0);
113         return this;
114     }
115 
116     @CheckResult
setStringValue(String val)117     public VehiclePropValueBuilder setStringValue(String val) {
118         mPropValue.value.stringValue = val;
119         return this;
120     }
121 
build()122     public VehiclePropValue build() {
123         return clone(mPropValue);
124     }
125 }
126