fix newest sonar bugs

OperationProgressor: restore interrupted state
PnfEventReadyDmaapClient: remove useless check for null that never happens
Test for this case already exists in
PnfEventReadyDmaapClientTest.pnfCorrelationIdIsNotFoundInHttpResponse

Change-Id: Ic7e4d0cb701721ee4d9a8bc46d65dc1d847d7704
Issue-ID: SO-1811
Signed-off-by: k.kazak <k.kazak@samsung.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/java/org/onap/so/bpmn/infrastructure/pnf/dmaap/PnfEventReadyDmaapClient.java b/bpmn/so-bpmn-infrastructure-common/src/main/java/org/onap/so/bpmn/infrastructure/pnf/dmaap/PnfEventReadyDmaapClient.java
index 9f8a456002..357b571a5c 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/java/org/onap/so/bpmn/infrastructure/pnf/dmaap/PnfEventReadyDmaapClient.java
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/java/org/onap/so/bpmn/infrastructure/pnf/dmaap/PnfEventReadyDmaapClient.java
@@ -135,7 +135,8 @@ public class PnfEventReadyDmaapClient implements DmaapClient {
                 HttpResponse response = httpClient.execute(getRequest);
                 List<String> idList = getPnfCorrelationIdListFromResponse(response);
 
-                if (idList != null && idList.size() > 0) {
+                // idList is never null
+                if (!idList.isEmpty()) {
                     // send only body of response
                     registerClientResponse(idList.get(0), EntityUtils.toString(response.getEntity(), "UTF-8"));
                 }