ApfStats.java revision d7375ac9d79b86ffae9fc1e0d92505b6bfa57eb0 
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
17package android.net.metrics;
18
19import android.os.Parcel;
20import android.os.Parcelable;
21
22/**
23 * An event logged for an interface with APF capabilities when its IpClient state machine exits.
24 * {@hide}
25 */
26public final class ApfStats implements Parcelable {
27
28    /** time interval in milliseconds these stastistics covers. */
29    public long durationMs;
30    /** number of received RAs. */
31    public int receivedRas;
32    /** number of received RAs matching a known RA. */
33    public int matchingRas;
34    /** number of received RAs ignored due to the MAX_RAS limit. */
35    public int droppedRas;
36    /** number of received RAs with a minimum lifetime of 0. */
37    public int zeroLifetimeRas;
38    /** number of received RAs that could not be parsed. */
39    public int parseErrors;
40    /** number of APF program updates from receiving RAs.. */
41    public int programUpdates;
42    /** total number of APF program updates. */
43    public int programUpdatesAll;
44    /** number of APF program updates from allowing multicast traffic. */
45    public int programUpdatesAllowingMulticast;
46    /** maximum APF program size advertised by hardware. */
47    public int maxProgramSize;
48
49    public ApfStats() {
50    }
51
52    private ApfStats(Parcel in) {
53        this.durationMs = in.readLong();
54        this.receivedRas = in.readInt();
55        this.matchingRas = in.readInt();
56        this.droppedRas = in.readInt();
57        this.zeroLifetimeRas = in.readInt();
58        this.parseErrors = in.readInt();
59        this.programUpdates = in.readInt();
60        this.programUpdatesAll = in.readInt();
61        this.programUpdatesAllowingMulticast = in.readInt();
62        this.maxProgramSize = in.readInt();
63    }
64
65    @Override
66    public void writeToParcel(Parcel out, int flags) {
67        out.writeLong(durationMs);
68        out.writeInt(receivedRas);
69        out.writeInt(matchingRas);
70        out.writeInt(droppedRas);
71        out.writeInt(zeroLifetimeRas);
72        out.writeInt(parseErrors);
73        out.writeInt(programUpdates);
74        out.writeInt(programUpdatesAll);
75        out.writeInt(programUpdatesAllowingMulticast);
76        out.writeInt(maxProgramSize);
77    }
78
79    @Override
80    public int describeContents() {
81        return 0;
82    }
83
84    @Override
85    public String toString() {
86        return new StringBuilder("ApfStats(")
87                .append(String.format("%dms ", durationMs))
88                .append(String.format("%dB RA: {", maxProgramSize))
89                .append(String.format("%d received, ", receivedRas))
90                .append(String.format("%d matching, ", matchingRas))
91                .append(String.format("%d dropped, ", droppedRas))
92                .append(String.format("%d zero lifetime, ", zeroLifetimeRas))
93                .append(String.format("%d parse errors}, ", parseErrors))
94                .append(String.format("updates: {all: %d, RAs: %d, allow multicast: %d})",
95                        programUpdatesAll, programUpdates, programUpdatesAllowingMulticast))
96                .toString();
97    }
98
99    public static final Parcelable.Creator<ApfStats> CREATOR = new Parcelable.Creator<ApfStats>() {
100        public ApfStats createFromParcel(Parcel in) {
101            return new ApfStats(in);
102        }
103
104        public ApfStats[] newArray(int size) {
105            return new ApfStats[size];
106        }
107    };
108}
109