content: /*
   * Copyright (C) 2012 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.shared;
  
  import android.os.Parcel;
  
  import java.net.InetAddress;
  import java.net.UnknownHostException;
  
  /**
   * Collection of utilities to interact with {@link InetAddress}
   * @hide
   */
  public class InetAddressUtils {
  
      /**
       * Writes an InetAddress to a parcel. The address may be null. This is likely faster than
       * calling writeSerializable.
       * @hide
       */
      public static void parcelInetAddress(Parcel parcel, InetAddress address, int flags) {
          byte[] addressArray = (address != null) ? address.getAddress() : null;
          parcel.writeByteArray(addressArray);
      }
  
      /**
       * Reads an InetAddress from a parcel. Returns null if the address that was written was null
       * or if the data is invalid.
       * @hide
       */
      public static InetAddress unparcelInetAddress(Parcel in) {
          byte[] addressArray = in.createByteArray();
          if (addressArray == null) {
              return null;
          }
          try {
              return InetAddress.getByAddress(addressArray);
          } catch (UnknownHostException e) {
              return null;
          }
      }
  
      private InetAddressUtils() {}
  }
  