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https://issues.apache.org/jira/browse/APEXMALHAR-998?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Thomas Weise resolved APEXMALHAR-998.
-------------------------------------
Resolution: Fixed
Fix Version/s: 3.5.0
> Compilation error while using UniqueValueCount operator.
> --------------------------------------------------------
>
> Key: APEXMALHAR-998
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-998
> Project: Apache Apex Malhar
> Issue Type: Bug
> Reporter: Tushar Gosavi
> Assignee: Tushar Gosavi
> Fix For: 3.5.0
>
>
> Got compilation error while using UniqueValueCount operator,
> [ERROR] bootstrap class path not set in conjunction with -source 1.6
> /home/tushar/work/github/Malhar/demos/src/main/java/com/datatorrent/demos/uniquevaluetest/Application.java:[31,11]
> error: no suitable method found for
> addStream(String,DefaultOutputPort<KeyValPair<String,Integer>>,DefaultInputPort<KeyValPair<String,Object>>)
> The problem is type KeyValPair<String, Integer> is different than type
> <String, Object> used in operator, generic type needs to be extended from
> Object for typematch.
> The fix is
> --- a/library/src/main/java/com/datatorrent/lib/algo/UniqueValueCount.java
> +++ b/library/src/main/java/com/datatorrent/lib/algo/UniqueValueCount.java
> @@ -46,10 +46,9 @@ public class UniqueValueCount<K> extends BaseOperator {
>
>
> @InputPortFieldAnnotation(name="inputPort")
> - public transient DefaultInputPort<KeyValPair<K,Object>> inputPort = new
> DefaultInputPort<KeyValPair<K,Object>>() {
> -
> + public transient DefaultInputPort<KeyValPair<K,? extends Object>>
> inputPort = new DefaultInputPort<KeyValPair<K,? extends Object>>() {
> @Override
> - public void process(KeyValPair<K, Object> pair) {
> + public void process(KeyValPair<K, ? extends Object> pair) {
> Set<Object> values= interimUniqueValues.get(pair.getKey());
> if(values==null){
> values=Sets.newHashSet();
--
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