fix cr failures

2 files changed, 7 insertions, 4 deletions

diff --git a/linguistics/src/main/java/com/yahoo/language/significance/SignificanceModelRegistry.java b/linguistics/src/main/java/com/yahoo/language/significance/SignificanceModelRegistry.java
index 6d8dcc00e0a..95d5b5e69d8 100644
--- a/linguistics/src/main/java/com/yahoo/language/significance/SignificanceModelRegistry.java
+++ b/linguistics/src/main/java/com/yahoo/language/significance/SignificanceModelRegistry.java
@@ -4,10 +4,12 @@ package com.yahoo.language.significance;
 import com.yahoo.api.annotations.Beta;
 import com.yahoo.language.Language;
 
+import java.util.Optional;
+
 /**
  * @author MariusArhaug
  */
 @Beta
 public interface SignificanceModelRegistry {
-    SignificanceModel getModel(Language language);
+    Optional<SignificanceModel> getModel(Language language);
 }
diff --git a/linguistics/src/main/java/com/yahoo/language/significance/impl/DefaultSignificanceModelRegistry.java b/linguistics/src/main/java/com/yahoo/language/significance/impl/DefaultSignificanceModelRegistry.java
index d44eab39cdf..1be1d3f13b5 100644
--- a/linguistics/src/main/java/com/yahoo/language/significance/impl/DefaultSignificanceModelRegistry.java
+++ b/linguistics/src/main/java/com/yahoo/language/significance/impl/DefaultSignificanceModelRegistry.java
@@ -11,6 +11,7 @@ import java.nio.file.Path;
 import java.util.EnumMap;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.Optional;
 import java.util.function.Supplier;
 
 import static com.yahoo.yolean.Exceptions.uncheck;
@@ -43,12 +44,12 @@ public class DefaultSignificanceModelRegistry implements SignificanceModelRegist
 
 
     @Override
-    public SignificanceModel getModel(Language language) throws IllegalArgumentException {
+    public Optional<SignificanceModel> getModel(Language language) {
         if (!models.containsKey(language))
         {
-            throw new IllegalArgumentException("No model for language " + language);
+            return Optional.empty();
         }
-        return models.get(language);
+        return Optional.of(models.get(language));
     }