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.net.wifi.aware;
  
  import android.os.Bundle;
  import android.os.Parcel;
  import android.os.Parcelable;
  
  /**
   * The characteristics of the Wi-Fi Aware implementation.
   */
  public final class Characteristics implements Parcelable {
      /** @hide */
      public static final String KEY_MAX_SERVICE_NAME_LENGTH = "key_max_service_name_length";
      /** @hide */
      public static final String KEY_MAX_SERVICE_SPECIFIC_INFO_LENGTH =
              "key_max_service_specific_info_length";
      /** @hide */
      public static final String KEY_MAX_MATCH_FILTER_LENGTH = "key_max_match_filter_length";
  
      private Bundle mCharacteristics = new Bundle();
  
      /** @hide : should not be created by apps */
      public Characteristics(Bundle characteristics) {
          mCharacteristics = characteristics;
      }
  
      /**
       * Returns the maximum string length that can be used to specify a Aware service name. Restricts
       * the parameters of the {@link PublishConfig.Builder#setServiceName(String)} and
       * {@link SubscribeConfig.Builder#setServiceName(String)}.
       *
       * @return A positive integer, maximum string length of Aware service name.
       */
      public int getMaxServiceNameLength() {
          return mCharacteristics.getInt(KEY_MAX_SERVICE_NAME_LENGTH);
      }
  
      /**
       * Returns the maximum length of byte array that can be used to specify a Aware service specific
       * information field: the arbitrary load used in discovery or the message length of Aware
       * message exchange. Restricts the parameters of the
       * {@link PublishConfig.Builder#setServiceSpecificInfo(byte[])},
       * {@link SubscribeConfig.Builder#setServiceSpecificInfo(byte[])}, and
       * {@link DiscoverySession#sendMessage(PeerHandle, int, byte[])}
       * variants.
       *
       * @return A positive integer, maximum length of byte array for Aware messaging.
       */
      public int getMaxServiceSpecificInfoLength() {
          return mCharacteristics.getInt(KEY_MAX_SERVICE_SPECIFIC_INFO_LENGTH);
      }
  
      /**
       * Returns the maximum length of byte array that can be used to specify a Aware match filter.
       * Restricts the parameters of the
       * {@link PublishConfig.Builder#setMatchFilter(java.util.List)} and
       * {@link SubscribeConfig.Builder#setMatchFilter(java.util.List)}.
       *
       * @return A positive integer, maximum legngth of byte array for Aware discovery match filter.
       */
      public int getMaxMatchFilterLength() {
          return mCharacteristics.getInt(KEY_MAX_MATCH_FILTER_LENGTH);
      }
  
      @Override
      public void writeToParcel(Parcel dest, int flags) {
          dest.writeBundle(mCharacteristics);
      }
  
      @Override
      public int describeContents() {
          return 0;
      }
  
      public static final @android.annotation.NonNull Creator<Characteristics> CREATOR =
              new Creator<Characteristics>() {
                  @Override
                  public Characteristics createFromParcel(Parcel in) {
                      Characteristics c = new Characteristics(in.readBundle());
                      return c;
                  }
  
                  @Override
                  public Characteristics[] newArray(int size) {
                      return new Characteristics[size];
                  }
              };
  }
  