content: /*
   * Copyright (C) 2018 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package android.net;
  
  import android.os.Parcel;
  import android.os.Parcelable;
  
  import java.net.InetAddress;
  import java.net.InetSocketAddress;
  import java.net.UnknownHostException;
  
  /**
   * Describe a network connection including local and remote address/port of a connection and the
   * transport protocol.
   *
   * @hide
   */
  public final class ConnectionInfo implements Parcelable {
      public final int protocol;
      public final InetSocketAddress local;
      public final InetSocketAddress remote;
  
      @Override
      public int describeContents() {
          return 0;
      }
  
      public ConnectionInfo(int protocol, InetSocketAddress local, InetSocketAddress remote) {
          this.protocol = protocol;
          this.local = local;
          this.remote = remote;
      }
  
      @Override
      public void writeToParcel(Parcel out, int flags) {
          out.writeInt(protocol);
          out.writeByteArray(local.getAddress().getAddress());
          out.writeInt(local.getPort());
          out.writeByteArray(remote.getAddress().getAddress());
          out.writeInt(remote.getPort());
      }
  
      public static final @android.annotation.NonNull Creator<ConnectionInfo> CREATOR = new Creator<ConnectionInfo>() {
          public ConnectionInfo createFromParcel(Parcel in) {
              int protocol = in.readInt();
              InetAddress localAddress;
              try {
                  localAddress = InetAddress.getByAddress(in.createByteArray());
              } catch (UnknownHostException e) {
                  throw new IllegalArgumentException("Invalid InetAddress");
              }
              int localPort = in.readInt();
              InetAddress remoteAddress;
              try {
                  remoteAddress = InetAddress.getByAddress(in.createByteArray());
              } catch (UnknownHostException e) {
                  throw new IllegalArgumentException("Invalid InetAddress");
              }
              int remotePort = in.readInt();
              InetSocketAddress local = new InetSocketAddress(localAddress, localPort);
              InetSocketAddress remote = new InetSocketAddress(remoteAddress, remotePort);
              return new ConnectionInfo(protocol, local, remote);
          }
  
          public ConnectionInfo[] newArray(int size) {
              return new ConnectionInfo[size];
          }
      };
  }
  