The HeatMap cannot produce Xml output due to missing wrapper classes
$ curl -u 'admin:admin' -H "Content-Type: application/xml" -X GET http://localhost:8980/opennms/rest/heatmap/alarms/categories/
No message body writer has been found for class java.util.HashMap, ContentType: application/xml
The HeatMap cannot produce Xml output due to missing wrapper classes
$ curl -u 'admin:admin' -H "Content-Type: application/xml" -X GET http://localhost:8980/opennms/rest/heatmap/alarms/categories/ No message body writer has been found for class java.util.HashMap, ContentType: application/xml