content: /*
   * Copyright (C) 2006 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 com.android.internal.telephony.dataconnection;
  
  import android.content.Context;
  import android.net.NetworkConfig;
  import android.net.NetworkRequest;
  import android.telephony.data.ApnSetting.ApnType;
  
  import java.util.HashMap;
  
  public class DcRequest implements Comparable<DcRequest> {
      private static final String LOG_TAG = "DcRequest";
  
      public final NetworkRequest networkRequest;
      public final int priority;
      public final @ApnType int apnType;
  
      public DcRequest(NetworkRequest nr, Context context) {
          initApnPriorities(context);
          networkRequest = nr;
          apnType = ApnContext.getApnTypeFromNetworkRequest(networkRequest);
          priority = priorityForApnType(apnType);
      }
  
      public String toString() {
          return networkRequest.toString() + ", priority=" + priority + ", apnType=" + apnType;
      }
  
      public int hashCode() {
          return networkRequest.hashCode();
      }
  
      public boolean equals(Object o) {
          if (o instanceof DcRequest) {
              return networkRequest.equals(((DcRequest)o).networkRequest);
          }
          return false;
      }
  
      public int compareTo(DcRequest o) {
          return o.priority - priority;
      }
  
      private static final HashMap<Integer, Integer> sApnPriorityMap =
              new HashMap<Integer, Integer>();
  
      private void initApnPriorities(Context context) {
          synchronized (sApnPriorityMap) {
              if (sApnPriorityMap.isEmpty()) {
                  String[] networkConfigStrings = context.getResources().getStringArray(
                          com.android.internal.R.array.networkAttributes);
                  for (String networkConfigString : networkConfigStrings) {
                      NetworkConfig networkConfig = new NetworkConfig(networkConfigString);
                      final int apnType = ApnContext.getApnTypeFromNetworkType(networkConfig.type);
                      sApnPriorityMap.put(apnType, networkConfig.priority);
                  }
              }
          }
      }
  
      private int priorityForApnType(int apnType) {
          Integer priority = sApnPriorityMap.get(apnType);
          return (priority != null ? priority.intValue() : 0);
      }
  }
  