/wro4j-core/src/main/java/ro/isdc/wro/model/resource/processor/support/ImageUrlRewriter.java
if ( ServletContextUriLocator.isProtectedResource( imageUrl) ) {
if ( ServletContextUriLocator.isValid ( imageUrl ) ) {
notNull(cssUri); notNull(imageUrl); if (StringUtils.isEmpty(imageUrl)) { return imageUrl; } if (ServletContextUriLocator.isValid(cssUri)) { <extra_id_0> return prependContextPath(imageUrl); } if (ServletContextUriLocator.isProtectedResource(cssUri)) { return context.proxyPrefix + computeNewImageLocation(cssUri, imageUrl); } final String aggregatedPathPrefix = computeAggregationPathPrefix(context.aggregatedFolderPath);