FeedImage.java

/*
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  | Facebook Development Platform Java Client                                 |
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  | Copyright (c) 2007-2008 Facebook, Inc.                                    |
  | All rights reserved.                                                      |
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 */
package com.facebook.api;

import java.net.URL;

/**
 * A simple Pair of URLs for an image appearing in 
 * a newsfeed/minifeed story and the destination URL for a click
 * on that image.
 * 
 * @see IFacebookRestClient
 */
public class FeedImage extends Pair<URL, URL>
  implements IFeedImage {
  /**
   * Creates an image to appear in a user's newsfeed/minifeed.
   * This image will be shrunk to fit within 75x75, cached, and formatted by Facebook.
   * 
   * @param image the URL of an image to appear in a user's newsfeed/
   * @param link the link URL to which the image should link
   */
  public FeedImage(URL image, URL link) {
    super(image, link);
    if (null == image || null == link) {
      throw new IllegalArgumentException("both image and link URLs are required");
    }
  }

  /**
   * @return the URL of the image
   */
  public URL getImageUrl() {
    return getFirst();
  }

  /**
   * @return the String representation of the image URL
   */
  public String getImageUrlString() {
    return getImageUrl().toString();
  }

  /**
   * @return the link URL to which the feed image should link
   */
  public URL getLinkUrl() {
    return getSecond();
  }
  
}