Android Open Source - ean-android Hotel Image Drawable Map

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The source code is released under:

Copyright (c) 2013, Expedia Affiliate Network All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that redistributions of sour...

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Java Source Code

/*
 * Copyright (c) 2013, Expedia Affiliate Network
 * All rights reserved.//w w  w  .  ja v a 2 s .  c o m
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that redistributions of source code
 * retain the above copyright notice, these conditions, and the following
 * disclaimer. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation are those
 * of the authors and should not be interpreted as representing official policies, 
 * either expressed or implied, of the Expedia Affiliate Network or Expedia Inc.
 */

package com.ean.mobile.app;

import java.util.HashMap;

import com.ean.mobile.hotel.HotelImageTuple;

/**
 * Extends map in such a way that if the HotelImageDrawable that has been requested by the HotelImageTuple
 * does not exist in the map, it will create a new drawable based on that tuple.
 */
public final class HotelImageDrawableMap extends HashMap<HotelImageTuple, HotelImageDrawable> {
    @Override
    public HotelImageDrawable get(final Object key) {
        if (!(key instanceof HotelImageTuple)) {
            return null;
        }
        final HotelImageTuple tuple = (HotelImageTuple) key;
        if (!containsKey(tuple)) {
            put(tuple, new HotelImageDrawable(tuple));
        }
        return super.get(key);
    }
}

Java Source Code List