public String downloadImage(String imageUrl) throws IOException {
String result = "";
if (jcUser.isBackupThumbnail()) {
// download thumbnail image
byte[] thumbnailImage = NetUtil.readImage(imageUrl);
File thumbnailDirectory = new File(path, "thumbnail");
DataUtil.writeImage(
thumbnailDirectory,
imageUrl.substring(imageUrl.lastIndexOf("/"), imageUrl.length()),
thumbnailImage);
LOG.debug("saved thumbnail image:" + imageUrl);
result = imageUrl.substring(imageUrl.lastIndexOf("thumbnail"), imageUrl.length());
thumbnailCount++;
}
if (jcUser.isBackupLarge()) {
// download large image
String largeImageUrl = imageUrl.replaceFirst("thumbnail", "large");
byte[] largeImage = NetUtil.readImage(largeImageUrl);
File largeDirectory = new File(path, "large");
DataUtil.writeImage(
largeDirectory,
largeImageUrl.substring(largeImageUrl.lastIndexOf("/"), largeImageUrl.length()),
largeImage);
result = imageUrl.substring(imageUrl.lastIndexOf("thumbnail"), imageUrl.length());
LOG.debug("saved large image:" + largeImageUrl);
largeCount++;
}
return result;
}
public Status downloadImage(Status s) {
if (s.getRetweetedStatus() != null) {
s.setRetweetedStatus(downloadImage(s.getRetweetedStatus()));
}
if (s.getPicUrls() == null || s.getPicUrls().length == 0) return s;
Map<Integer, String> failUrls = new HashMap<Integer, String>();
// String[] imageUrls = new String[s.getPicUrls().length];
String[] imageUrls = s.getPicUrls();
// int index = 0;
for (int i = 0; i < imageUrls.length; i++) {
// for (String imageUrl : s.getPicUrls()) {
try {
String imageUrl = downloadImage(imageUrls[i]);
imageUrls[i] = imageUrl;
} catch (IOException e) {
LOG.error("occured exception when download images:" + imageUrls[i] + e);
LOG.error("keep it,then i will download it again.");
failUrls.put(i, imageUrls[i]);
}
}
if (failUrls.size() > 0) {
for (int i : failUrls.keySet())
try {
LOG.debug("the second time to download image:" + failUrls.get(i));
String imageUrl = downloadImage(failUrls.get(i));
imageUrls[i] = imageUrl;
} catch (IOException e) {
LOG.error(
"occured exception when the second time download images:"
+ failUrls.get(i)
+ " \n"
+ e);
imageUrls[i] = "images/fail.thumbnail.jpg";
}
}
if (jcUser.isBackupThumbnail()) s.setPicUrls(imageUrls);
// else //without any picture
// s.setPicUrls(null);
return s;
}
