gecko-dev/mobile/android/base/util/ActivityResultHandlerMap.java

/* 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 java.util.HashMap;
import java.util.Map;

public final class ActivityResultHandlerMap {
    private Map<Integer, ActivityResultHandler> mMap = new HashMap<Integer, ActivityResultHandler>();
    private int mCounter = 0;

    public synchronized int put(ActivityResultHandler handler) {
        mMap.put(mCounter, handler);
        return mCounter++;
    }

    public synchronized ActivityResultHandler getAndRemove(int i) {
        return mMap.remove(i);
    }
}