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