Allow custom match

Author: happyhua

gwt-material/src/main/java/gwt/material/design/client/ui/MaterialSearch.java

@@ -183,7 +183,7 @@ public void onKeyUp(KeyUpEvent event) {
                         reset(obj.getKeyword());
                     });
                     // If matches add to search result container and object to temp searches
-                    if (obj.getKeyword().toLowerCase().contains(keyword)) {
+                    if (match(obj, keyword)) {
                         searchResultPanel.add(link);
                         tempSearches.add(obj);
                     }
@@ -241,6 +241,10 @@ private void reset(String keyword) {
         }));
     }
 
+	protected boolean match(SearchObject obj, String keyword) {
+		return obj.getKeyword().toLowerCase().contains(keyword);
+	}
+
     @Override
     protected void onUnload() {
         super.onUnload();