fix not needed getFileExtension().toLower (double)

add missing .getFileExtension

htroot/yacysearchitem.java

@@ -244,7 +244,7 @@ public class yacysearchitem {
                 prop.put("content_heuristic_name", heuristic.heuristicName);
             }
             EventTracker.update(EventTracker.EClass.SEARCH, new ProfilingGraph.EventSearch(theSearch.query.id(true), SearchEventType.FINALIZATION, "" + item, 0, 0), false);
-            final String ext = MultiProtocolURL.getFileExtension(resultFileName).toLowerCase();
+            final String ext = MultiProtocolURL.getFileExtension(resultFileName);
             if (MultiProtocolURL.isImage(ext)) {
                 final String license = URLLicense.aquireLicense(resultURL);
                 prop.put("content_code", license);

source/net/yacy/cora/federate/solr/responsewriter/YJsonResponseWriter.java

@@ -158,7 +158,7 @@ public class YJsonResponseWriter implements QueryResponseWriter {
                         solitaireTag(writer, "link", u);
                         solitaireTag(writer, "file", filename);
                         // get image license
-                        if (MultiProtocolURL.isImage(filename)) URLLicense.aquireLicense(urlhash, url.toNormalform(true));
+                        if (MultiProtocolURL.isImage(MultiProtocolURL.getFileExtension(filename))) URLLicense.aquireLicense(urlhash, url.toNormalform(true));
                     } catch (final MalformedURLException e) {}
                     continue;
                 }

source/net/yacy/document/TextParser.java

@@ -368,7 +368,6 @@ public final class TextParser {
         String ext = MultiProtocolURL.getFileExtension(url.getFileName());
         Set<Parser> idiom;
         if (ext != null && ext.length() > 0) {
-            ext = ext.toLowerCase();
             if (denyExtensionx.containsKey(ext)) throw new Parser.Failure("file extension '" + ext + "' is denied (1)", url);
             idiom = ext2parser.get(ext);
             if (idiom != null) idioms.addAll(idiom);
@@ -431,7 +430,7 @@ public final class TextParser {
      * @return an error if the extension is not supported, null otherwise
      */
     public static String supportsExtension(final MultiProtocolURL url) {
-        return supportsExtension(MultiProtocolURL.getFileExtension(url.getFileName()).toLowerCase());
+        return supportsExtension(MultiProtocolURL.getFileExtension(url.getFileName()));
     }
 
     public static String mimeOf(final MultiProtocolURL url) {

source/net/yacy/document/parser/tarParser.java

@@ -65,7 +65,7 @@ public class tarParser extends AbstractParser implements Parser {
 
         final List<Document> docacc = new ArrayList<Document>();
         Document[] subDocs = null;
-        final String ext = MultiProtocolURL.getFileExtension(url.getFileName()).toLowerCase();
+        final String ext = MultiProtocolURL.getFileExtension(url.getFileName());
         if (ext.equals("gz") || ext.equals("tgz")) {
             try {
                 source = new GZIPInputStream(source);