1 /*
2  * Copyright (C) 2014 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.telephony;
18 
19 import android.os.Parcel;
20 import android.os.Parcelable;
21 
22 /**
23  * Data connection real time information
24  *
25  * TODO: How to handle multiple subscriptions?
26  * @hide
27  */
28 public class DataConnectionRealTimeInfo implements Parcelable {
29     private long mTime;             // Time the info was collected since boot in nanos;
30 
31     public static final int DC_POWER_STATE_LOW
32             = TelephonyProtoEnums.DATA_CONNECTION_POWER_STATE_LOW ; // = 1
33     public static final int DC_POWER_STATE_MEDIUM
34             = TelephonyProtoEnums.DATA_CONNECTION_POWER_STATE_MEDIUM; // = 2
35     public static final int DC_POWER_STATE_HIGH
36             = TelephonyProtoEnums.DATA_CONNECTION_POWER_STATE_HIGH; // = 3
37     public static final int DC_POWER_STATE_UNKNOWN
38             = TelephonyProtoEnums.DATA_CONNECTION_POWER_STATE_UNKNOWN; // = Integer.MAX_VALUE
39 
40     private int mDcPowerState;      // DC_POWER_STATE_[LOW | MEDIUM | HIGH | UNKNOWN]
41 
42     /**
43      * Constructor
44      *
45      * @hide
46      */
DataConnectionRealTimeInfo(long time, int dcPowerState)47     public DataConnectionRealTimeInfo(long time, int dcPowerState) {
48         mTime = time;
49         mDcPowerState = dcPowerState;
50     }
51 
52     /**
53      * Constructor
54      *
55      * @hide
56      */
DataConnectionRealTimeInfo()57     public DataConnectionRealTimeInfo() {
58         mTime = Long.MAX_VALUE;
59         mDcPowerState = DC_POWER_STATE_UNKNOWN;
60     }
61 
62     /**
63      * Construct a PreciseCallState object from the given parcel.
64      */
DataConnectionRealTimeInfo(Parcel in)65     private DataConnectionRealTimeInfo(Parcel in) {
66         mTime = in.readLong();
67         mDcPowerState = in.readInt();
68     }
69 
70     /**
71      * @return time the information was collected or Long.MAX_VALUE if unknown
72      */
getTime()73     public long getTime() {
74         return mTime;
75     }
76 
77     /**
78      * @return DC_POWER_STATE_[LOW | MEDIUM | HIGH | UNKNOWN]
79      */
getDcPowerState()80     public int getDcPowerState() {
81         return mDcPowerState;
82     }
83 
84     @Override
describeContents()85     public int describeContents() {
86         return 0;
87     }
88 
89     @Override
writeToParcel(Parcel out, int flags)90     public void writeToParcel(Parcel out, int flags) {
91         out.writeLong(mTime);
92         out.writeInt(mDcPowerState);
93     }
94 
95     public static final @android.annotation.NonNull Parcelable.Creator<DataConnectionRealTimeInfo> CREATOR
96             = new Parcelable.Creator<DataConnectionRealTimeInfo>() {
97 
98         @Override
99         public DataConnectionRealTimeInfo createFromParcel(Parcel in) {
100             return new DataConnectionRealTimeInfo(in);
101         }
102 
103         @Override
104         public DataConnectionRealTimeInfo[] newArray(int size) {
105             return new DataConnectionRealTimeInfo[size];
106         }
107     };
108 
109     @Override
hashCode()110     public int hashCode() {
111         final long prime = 17;
112         long result = 1;
113         result = (prime * result) + mTime;
114         result += (prime * result) + mDcPowerState;
115         return (int)result;
116     }
117 
118     @Override
equals(Object obj)119     public boolean equals(Object obj) {
120         if (this == obj) {
121             return true;
122         }
123         if (obj == null) {
124             return false;
125         }
126         if (getClass() != obj.getClass()) {
127             return false;
128         }
129         DataConnectionRealTimeInfo other = (DataConnectionRealTimeInfo) obj;
130         return (mTime == other.mTime)
131                 && (mDcPowerState == other.mDcPowerState);
132     }
133 
134     @Override
toString()135     public String toString() {
136         StringBuffer sb = new StringBuffer();
137 
138         sb.append("mTime=").append(mTime);
139         sb.append(" mDcPowerState=").append(mDcPowerState);
140 
141         return sb.toString();
142     }
143 }
144