validValues should not return null.

jcustenborder · jcustenborder · commit 3af4d58257f6 · 2018-05-02T17:40:13.000-05:00
diff --git a/src/main/java/com/github/jcustenborder/kafka/connect/spooldir/SpoolDirSourceConnectorConfig.java b/src/main/java/com/github/jcustenborder/kafka/connect/spooldir/SpoolDirSourceConnectorConfig.java
@@ -336,7 +336,7 @@ public boolean visible(String key, Map<String, Object> settings) {
     ConfigDef.Recommender finishedPath = new ConfigDef.Recommender() {
       @Override
       public List<Object> validValues(String s, Map<String, Object> map) {
-        return null;
+        return ImmutableList.of();
       }
 
       @Override

Original file line number	Diff line number	Diff line change
`@@ -336,7 +336,7 @@ public boolean visible(String key, Map<String, Object> settings) {`
`336`	`336`	`ConfigDef.Recommender finishedPath = new ConfigDef.Recommender() {`
`337`	`337`	`@Override`
`338`	`338`	`public List<Object> validValues(String s, Map<String, Object> map) {`
`339`		`- return null;`
	`339`	`+ return ImmutableList.of();`
`340`	`340`	`}`
`341`	`341`
`342`	`342`	`@Override`