urlvalidator does not work as wanted

src/main/java/org/gesis/dda/publishing/domain/impl/ContentResolver.java

@@ -281,7 +281,10 @@ public class ContentResolver {
         catch (UnsupportedEncodingException e) {
             log.warn("", e);
         }
-        if ( URL_VALIDATOR.isValid(urlString) ) {
+        // if ( URL_VALIDATOR.isValid(urlString) ) {
+        // URL_VALIDATOR does not work correctly
+        // ToDo: replace the following line with something appropriate
+        if ( urlString.length() > 3 ) {
             try {
                 String resolvedUrlString = ContentHelpers.resolvePossibleRedirects(urlString);
                 
@@ -314,7 +317,7 @@ public class ContentResolver {
                 }
             }
             catch (IOException e) {
-                log.warn("Could not find InputStream for URL " + urlString, e);
+                log.info("Could not find InputStream for URL " + urlString, e);
             }
         }