1/*
2 * Copyright (C) 2011 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
17package android.system;
18
19import libcore.util.Objects;
20
21/**
22 * Corresponds to C's {@code struct timeval} from
23 * <a href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_time.h.html">&lt;sys/time.h&gt;</a>
24 *
25 * @hide
26 */
27public final class StructTimeval {
28  /** Seconds. */
29  public final long tv_sec;
30
31  /** Microseconds. */
32  public final long tv_usec;
33
34  private StructTimeval(long tv_sec, long tv_usec) {
35    this.tv_sec = tv_sec;
36    this.tv_usec = tv_usec;
37  }
38
39  public static StructTimeval fromMillis(long millis) {
40    long tv_sec = millis / 1000;
41    long tv_usec = (millis - (tv_sec * 1000)) * 1000;
42    return new StructTimeval(tv_sec, tv_usec);
43  }
44
45  public long toMillis() {
46    return (tv_sec * 1000) + (tv_usec / 1000);
47  }
48
49  @Override public String toString() {
50    return Objects.toString(this);
51  }
52}
53