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      1 /*
      2  * Copyright (C) 2011 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.wifi.p2p;
     18 
     19 import android.os.Parcelable;
     20 import android.os.Parcel;
     21 
     22 import java.net.InetAddress;
     23 import java.net.UnknownHostException;
     24 
     25 /**
     26  * A class representing connection information about a Wi-Fi p2p group
     27  *
     28  * {@see WifiP2pManager}
     29  */
     30 public class WifiP2pInfo implements Parcelable {
     31 
     32     /** Indicates if a p2p group has been successfully formed */
     33     public boolean groupFormed;
     34 
     35     /** Indicates if the current device is the group owner */
     36     public boolean isGroupOwner;
     37 
     38     /** Group owner address */
     39     public InetAddress groupOwnerAddress;
     40 
     41     public WifiP2pInfo() {
     42     }
     43 
     44     public String toString() {
     45         StringBuffer sbuf = new StringBuffer();
     46         sbuf.append("groupFormed: ").append(groupFormed)
     47             .append(" isGroupOwner: ").append(isGroupOwner)
     48             .append(" groupOwnerAddress: ").append(groupOwnerAddress);
     49         return sbuf.toString();
     50     }
     51 
     52     /** Implement the Parcelable interface */
     53     public int describeContents() {
     54         return 0;
     55     }
     56 
     57     /** copy constructor */
     58     public WifiP2pInfo(WifiP2pInfo source) {
     59         if (source != null) {
     60             groupFormed = source.groupFormed;
     61             isGroupOwner = source.isGroupOwner;
     62             groupOwnerAddress = source.groupOwnerAddress;
     63        }
     64     }
     65 
     66     /** Implement the Parcelable interface */
     67     public void writeToParcel(Parcel dest, int flags) {
     68         dest.writeByte(groupFormed ? (byte)1 : (byte)0);
     69         dest.writeByte(isGroupOwner ? (byte)1 : (byte)0);
     70 
     71         if (groupOwnerAddress != null) {
     72             dest.writeByte((byte)1);
     73             dest.writeByteArray(groupOwnerAddress.getAddress());
     74         } else {
     75             dest.writeByte((byte)0);
     76         }
     77     }
     78 
     79     /** Implement the Parcelable interface */
     80     public static final Creator<WifiP2pInfo> CREATOR =
     81         new Creator<WifiP2pInfo>() {
     82             public WifiP2pInfo createFromParcel(Parcel in) {
     83                 WifiP2pInfo info = new WifiP2pInfo();
     84                 info.groupFormed = (in.readByte() == 1);
     85                 info.isGroupOwner = (in.readByte() == 1);
     86                 if (in.readByte() == 1) {
     87                     try {
     88                         info.groupOwnerAddress = InetAddress.getByAddress(in.createByteArray());
     89                     } catch (UnknownHostException e) {}
     90                 }
     91                 return info;
     92             }
     93 
     94             public WifiP2pInfo[] newArray(int size) {
     95                 return new WifiP2pInfo[size];
     96             }
     97         };
     98 }
     99