Fix Beider-Morse phonetic encoder silent fail when languageset not sp…

…ecified #26771 (fix author)
elastic · Oct 2, 2017 · 9de5011 · 9de5011
1 parent f79842b
commit 9de5011
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...s-phonetic/src/main/java/org/elasticsearch/index/analysis/PhoneticTokenFilterFactory.java b/...s-phonetic/src/main/java/org/elasticsearch/index/analysis/PhoneticTokenFilterFactory.java
@@ -116,7 +116,7 @@ public PhoneticTokenFilterFactory(IndexSettings indexSettings, Environment envir
     public TokenStream create(TokenStream tokenStream) {
         if (encoder == null) {
             if (ruletype != null && nametype != null) {
-                if (languageset != null) {
+                if (languageset != null && languageset.length > 0) {
                     final LanguageSet languages = LanguageSet.from(new HashSet<>(Arrays.asList(languageset)));
                     return new BeiderMorseFilter(tokenStream, new PhoneticEngine(nametype, ruletype, true), languages);
                 }