preventing that an empty pnd is inserted into the vocabularies

13 years ago · 223a5440ab
parent 8e97ada7c9
commit 223a5440ab
1 changed files with 1 additions and 1 deletions
--- a/source/net/yacy/document/LibraryProvider.java
+++ b/source/net/yacy/document/LibraryProvider.java
@ -233,7 +233,7 @@ public class LibraryProvider {
        	// store the term into the vocabulary map
        	map.put(term, new SOTuple(Tagging.normalizeTerm(term), subject));
        }
-        try {
+        if (map.size() > 0) try {
            Log.logInfo("LibraryProvider", "adding vocabulary to autotagging");
 			Tagging pndVoc = new Tagging("Persons", null, objectspace, map);
 			autotagging.addVocabulary(pndVoc);