1 /*
2  * Copyright (C) 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 
17 package com.android.powermodel.util;
18 
19 public class Conversion {
20 
21     /**
22      * Convert the the float[] to an int[].
23      * <p>
24      * Values are rounded to the nearest integral value. Null input
25      * results in null output.
26      */
toIntArray(float[] value)27     public static int[] toIntArray(float[] value) {
28         if (value == null) {
29             return null;
30         }
31         int[] result = new int[value.length];
32         for (int i=0; i<result.length; i++) {
33             result[i] = (int)(value[i] + 0.5f);
34         }
35         return result;
36     }
37 
msToHr(double ms)38     public static double msToHr(double ms) {
39         return ms / 3600.0 / 1000.0;
40     }
41 
42     /**
43      * No public constructor.
44      */
Conversion()45     private Conversion() {
46     }
47 }
48