content: /*
   * Copyright (C) 2016 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.app.admin;
  
  import android.os.Parcel;
  import android.os.Parcelable;
  
  import java.net.InetAddress;
  import java.net.UnknownHostException;
  
  /**
   * A class that represents a TCP connect event initiated through the standard network stack.
   *
   * <p>It contains information about the originating app as well as the remote TCP endpoint.
   *
   * <p>Support both IPv4 and IPv6 connections.
   */
  public final class ConnectEvent extends NetworkEvent implements Parcelable {
  
      /** The destination IP address. */
      private final String mIpAddress;
  
      /** The destination port number. */
      private final int mPort;
  
      /** @hide */
      public ConnectEvent(String ipAddress, int port, String packageName, long timestamp) {
          super(packageName, timestamp);
          this.mIpAddress = ipAddress;
          this.mPort = port;
      }
  
      private ConnectEvent(Parcel in) {
          this.mIpAddress = in.readString();
          this.mPort = in.readInt();
          this.mPackageName = in.readString();
          this.mTimestamp = in.readLong();
          this.mId = in.readLong();
      }
  
      public InetAddress getInetAddress() {
          try {
              // ipAddress is already an address, not a host name, no DNS resolution will happen.
              return InetAddress.getByName(mIpAddress);
          } catch (UnknownHostException e) {
              // Should never happen as we aren't passing a host name.
              return InetAddress.getLoopbackAddress();
          }
      }
  
      public int getPort() {
          return mPort;
      }
  
      @Override
      public String toString() {
          return String.format("ConnectEvent(%d, %s, %d, %d, %s)", mId, mIpAddress, mPort, mTimestamp,
                  mPackageName);
      }
  
      public static final @android.annotation.NonNull Parcelable.Creator<ConnectEvent> CREATOR
              = new Parcelable.Creator<ConnectEvent>() {
          @Override
          public ConnectEvent createFromParcel(Parcel in) {
              if (in.readInt() != PARCEL_TOKEN_CONNECT_EVENT) {
                  return null;
              }
              return new ConnectEvent(in);
          }
  
          @Override
          public ConnectEvent[] newArray(int size) {
              return new ConnectEvent[size];
          }
      };
  
      @Override
      public int describeContents() {
          return 0;
      }
  
      @Override
      public void writeToParcel(Parcel out, int flags) {
          // write parcel token first
          out.writeInt(PARCEL_TOKEN_CONNECT_EVENT);
          out.writeString(mIpAddress);
          out.writeInt(mPort);
          out.writeString(mPackageName);
          out.writeLong(mTimestamp);
          out.writeLong(mId);
      }
  }
  