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 android.net.metrics; 18 19 import android.annotation.IntDef; 20 import android.annotation.SystemApi; 21 import android.os.Parcel; 22 import android.os.Parcelable; 23 import android.util.SparseArray; 24 25 import com.android.internal.util.MessageUtils; 26 27 import java.lang.annotation.Retention; 28 import java.lang.annotation.RetentionPolicy; 29 30 /** 31 * An event recorded by IpManager when IP provisioning completes for a network or 32 * when a network disconnects. 33 * {@hide} 34 */ 35 @SystemApi 36 public final class IpManagerEvent implements Parcelable { 37 38 public static final int PROVISIONING_OK = 1; 39 public static final int PROVISIONING_FAIL = 2; 40 public static final int COMPLETE_LIFECYCLE = 3; 41 42 /** {@hide} */ 43 @IntDef(value = {PROVISIONING_OK, PROVISIONING_FAIL, COMPLETE_LIFECYCLE}) 44 @Retention(RetentionPolicy.SOURCE) 45 public @interface EventType {} 46 47 public final String ifName; 48 public final @EventType int eventType; 49 public final long durationMs; 50 51 /** {@hide} */ IpManagerEvent(String ifName, @EventType int eventType, long duration)52 public IpManagerEvent(String ifName, @EventType int eventType, long duration) { 53 this.ifName = ifName; 54 this.eventType = eventType; 55 this.durationMs = duration; 56 } 57 IpManagerEvent(Parcel in)58 private IpManagerEvent(Parcel in) { 59 this.ifName = in.readString(); 60 this.eventType = in.readInt(); 61 this.durationMs = in.readLong(); 62 } 63 64 @Override writeToParcel(Parcel out, int flags)65 public void writeToParcel(Parcel out, int flags) { 66 out.writeString(ifName); 67 out.writeInt(eventType); 68 out.writeLong(durationMs); 69 } 70 71 @Override describeContents()72 public int describeContents() { 73 return 0; 74 } 75 76 public static final Parcelable.Creator<IpManagerEvent> CREATOR 77 = new Parcelable.Creator<IpManagerEvent>() { 78 public IpManagerEvent createFromParcel(Parcel in) { 79 return new IpManagerEvent(in); 80 } 81 82 public IpManagerEvent[] newArray(int size) { 83 return new IpManagerEvent[size]; 84 } 85 }; 86 logEvent(int eventType, String ifName, long durationMs)87 public static void logEvent(int eventType, String ifName, long durationMs) { 88 } 89 90 @Override toString()91 public String toString() { 92 return String.format("IpManagerEvent(%s, %s, %dms)", 93 ifName, Decoder.constants.get(eventType), durationMs); 94 } 95 96 final static class Decoder { 97 static final SparseArray<String> constants = MessageUtils.findMessageNames( 98 new Class[]{IpManagerEvent.class}, new String[]{"PROVISIONING_", "COMPLETE_"}); 99 } 100 } 101