public long getLastModified(HttpServletRequest request) {
String path = request.getParameter("path");
if (StringUtils.trimToNull(path) == null) {
return 0;
}
File file = new File(path);
if (!FileUtil.exists(file)) {
return -1;
}
return FileUtil.lastModified(file);
}
public long getLastModified(HttpServletRequest request) {
try {
File file = getImageFile(request);
if (file == null) {
return 0; // Request for the default image.
}
if (!FileUtil.exists(file)) {
return -1;
}
return FileUtil.lastModified(file);
} catch (Exception e) {
return -1;
}
}
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response)
throws Exception {
File file = getImageFile(request);
if (file != null && !FileUtil.exists(file)) {
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return null;
}
// Check access.
if (file != null && !securityService.isReadAllowed(file)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return null;
}
// Send default image if no path is given. (No need to cache it, since it will be cached in
// browser.)
Integer size = ServletRequestUtils.getIntParameter(request, "size");
boolean typArtist = ServletRequestUtils.getBooleanParameter(request, "typArtist", false);
if (typArtist == true) {
if (file == null) {
sendDefaultArtist(size, response);
return null;
}
} else {
if (file == null) {
sendDefault(size, request, response);
return null;
}
}
// Optimize if no scaling is required.
if (size == null) {
sendUnscaled(file, response);
return null;
}
// Send cached image, creating it if necessary.
try {
File cachedImage = getCachedImage(file, size);
sendImage(cachedImage, response);
} catch (IOException e) {
sendDefault(size, request, response);
}
return null;
}
public boolean exists() {
return FileUtil.exists(getFile());
}