DataConnectionRealTimeInfo.java revision 070e061a289d771e62b58379eaed153fd285b04f 
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 */
27public class DataConnectionRealTimeInfo implements Parcelable {
28    private long mTime;             // Time the info was collected since boot in nanos;
29
30    public static int DC_POWER_STATE_LOW       = 1;
31    public static int DC_POWER_STATE_MEDIUM    = 2;
32    public static int DC_POWER_STATE_HIGH      = 3;
33    public static int DC_POWER_STATE_UNKNOWN   = Integer.MAX_VALUE;
34
35    private int mDcPowerState;      // DC_POWER_STATE_[LOW | MEDIUM | HIGH | UNKNOWN]
36
37    /**
38     * Constructor
39     *
40     * @hide
41     */
42    public DataConnectionRealTimeInfo(long time, int dcPowerState) {
43        mTime = time;
44        mDcPowerState = dcPowerState;
45    }
46
47    /**
48     * Constructor
49     *
50     * @hide
51     */
52    public DataConnectionRealTimeInfo() {
53        mTime = Long.MAX_VALUE;
54        mDcPowerState = DC_POWER_STATE_UNKNOWN;
55    }
56
57    /**
58     * Construct a PreciseCallState object from the given parcel.
59     */
60    private DataConnectionRealTimeInfo(Parcel in) {
61        mTime = in.readLong();
62        mDcPowerState = in.readInt();
63    }
64
65    /**
66     * @return time the information was collected or Long.MAX_VALUE if unknown
67     */
68    public long getTime() {
69        return mTime;
70    }
71
72    /**
73     * @return DC_POWER_STATE_[LOW | MEDIUM | HIGH | UNKNOWN]
74     */
75    public int getDcPowerState() {
76        return mDcPowerState;
77    }
78
79    @Override
80    public int describeContents() {
81        return 0;
82    }
83
84    @Override
85    public void writeToParcel(Parcel out, int flags) {
86        out.writeLong(mTime);
87        out.writeInt(mDcPowerState);
88    }
89
90    public static final Parcelable.Creator<DataConnectionRealTimeInfo> CREATOR
91            = new Parcelable.Creator<DataConnectionRealTimeInfo>() {
92
93        @Override
94        public DataConnectionRealTimeInfo createFromParcel(Parcel in) {
95            return new DataConnectionRealTimeInfo(in);
96        }
97
98        @Override
99        public DataConnectionRealTimeInfo[] newArray(int size) {
100            return new DataConnectionRealTimeInfo[size];
101        }
102    };
103
104    @Override
105    public int hashCode() {
106        final long prime = 17;
107        long result = 1;
108        result = (prime * result) + mTime;
109        result += (prime * result) + mDcPowerState;
110        return (int)result;
111    }
112
113    @Override
114    public boolean equals(Object obj) {
115        if (this == obj) {
116            return true;
117        }
118        if (obj == null) {
119            return false;
120        }
121        if (getClass() != obj.getClass()) {
122            return false;
123        }
124        DataConnectionRealTimeInfo other = (DataConnectionRealTimeInfo) obj;
125        return (mTime == other.mTime)
126                && (mDcPowerState == other.mDcPowerState);
127    }
128
129    @Override
130    public String toString() {
131        StringBuffer sb = new StringBuffer();
132
133        sb.append("mTime=").append(mTime);
134        sb.append(" mDcPowerState=").append(mDcPowerState);
135
136        return sb.toString();
137    }
138}
139