Android Open Source - Music-Share-Android Image Holder

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License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Copyright (c) 2012, the Last.fm Java Project and Committers All rights
 * reserved. Redistribution and use of this software in source and binary forms,
 * with or without modification, are permitted provided that the following
 * conditions are met: - Redistributions of source code must retain the above
 * copyright notice, this list of conditions and the following disclaimer. -
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution. 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.
 *//*from  ww w.  j  a va2s .  c  o  m*/

package com.paperairplane.music.share.utils.lastfm;

import java.util.Collection;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.Set;

/**
 * Abstract superclass for all items that may contain images (such as
 * {@link Artist}s, {@link Album}s or {@link Track}s).
 * 
 * @author Janni Kovacs
 */
public abstract class ImageHolder {

    protected Map<ImageSize, String> imageUrls = new HashMap<ImageSize, String>();

    /**
     * Returns a Set of all {@link ImageSize}s available.
     * 
     * @return all sizes
     */
    public Set<ImageSize> availableSizes() {
        return imageUrls.keySet();
    }

    /**
     * Returns the URL of the image in the specified size, or <code>null</code>
     * if not available.
     * 
     * @param size The preferred size
     * @return an image URL
     * @author Harry Chen
     */
  public String getImageURL() {
    ImageSize[] sizes=ImageSize.values();
    for (ImageSize testSize : sizes) {
      String url = imageUrls.get(testSize);
      if (url != null)
        return url;
    }
    return null;
  }
  
  public String getImageURL(ImageSize size) {
    return imageUrls.get(size);
  }

    /**
     * @param holder
     * @param element
     */
    protected static void loadImages(final ImageHolder holder, final DomElement element) {
        final Collection<DomElement> images = element.getChildren("image");
        for (final DomElement image : images) {
            final String attribute = image.getAttribute("size");
            ImageSize size = null;
            if (attribute == null) {
                size = ImageSize.LARGESQUARE;
            } else {
                try {
                    size = ImageSize.valueOf(attribute.toUpperCase(Locale.ENGLISH));
                } catch (final IllegalArgumentException e) {
                    // if they suddenly again introduce a new image size
                }
            }
            if (size != null) {
                holder.imageUrls.put(size, image.getText());
            }
        }
    }
}

Java Source Code List