content: /*
   *    Copyright (C) 2016 Amit Shekhar
   *    Copyright (C) 2011 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.androidnetworking.core;
  
  /**
   * Created by amitshekhar on 22/03/16.
   */
  public class Core {
  
      private static Core sInstance = null;
      private final ExecutorSupplier mExecutorSupplier;
  
      private Core() {
          this.mExecutorSupplier = new DefaultExecutorSupplier();
      }
  
      public static Core getInstance() {
          if (sInstance == null) {
              synchronized (Core.class) {
                  if (sInstance == null) {
                      sInstance = new Core();
                  }
              }
          }
          return sInstance;
      }
  
      public ExecutorSupplier getExecutorSupplier() {
          return mExecutorSupplier;
      }
  
      public static void shutDown() {
          if (sInstance != null) {
              sInstance = null;
          }
      }
  }
  