The Tor Browser / file revision

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

  * You can obtain one at http://mozilla.org/MPL/2.0/. */

 package org.mozilla.gecko.util;

 import android.util.SparseArray;

 public final class ActivityResultHandlerMap {

     private SparseArray<ActivityResultHandler> mMap = new SparseArray<ActivityResultHandler>();

     private int mCounter = 0;

     public synchronized int put(ActivityResultHandler handler) {

         mMap.put(mCounter, handler);

         return mCounter++;

     }

     public synchronized ActivityResultHandler getAndRemove(int i) {

         ActivityResultHandler handler = mMap.get(i);

         mMap.delete(i);

         return handler;

     }

 }