Fix sonars in drools-apps

Fixed:
- use "var"
- add @Override annotation
- change constructor to "protected"
- use Xxx.class::isIstance

Issue-ID: POLICY-3290
Change-Id: I7f0795af306ea5afb46d12a4fe0b22adcbce683a
Signed-off-by: Jim Hahn <jrh3@att.com>

2 files changed, 3 insertions, 4 deletions

diff --git a/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeature.java b/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeature.java
index 3c7afb7fd..db078b20c 100644
--- a/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeature.java
+++ b/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeature.java
@@ -60,7 +60,7 @@ public class ControlLoopManagementFeature implements PolicyEngineFeatureApi {
         return controller.getDrools()
             .facts(sessionName, ControlLoopParams.class.getName(), false)
             .stream()
-            .filter(c -> c instanceof ControlLoopParams)
+            .filter(ControlLoopParams.class::isInstance)
             .map(ControlLoopParams.class::cast);
     }
 
diff --git a/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/server/restful/RestControlLoopManager.java b/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/server/restful/RestControlLoopManager.java
index ba7885678..0a721e8f5 100644
--- a/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/server/restful/RestControlLoopManager.java
+++ b/controlloop/common/feature-controlloop-management/src/main/java/org/onap/policy/drools/server/restful/RestControlLoopManager.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2018-2020 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2018-2021 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -39,7 +39,6 @@ import javax.ws.rs.core.Response.Status;
 import org.onap.policy.aai.AaiManager;
 import org.onap.policy.controlloop.drl.legacy.ControlLoopParams;
 import org.onap.policy.drools.apps.controlloop.feature.management.ControlLoopManagementFeature;
-import org.onap.policy.drools.system.PolicyEngine;
 import org.onap.policy.drools.system.PolicyEngineConstants;
 import org.onap.policy.rest.RestManager;
 import org.slf4j.Logger;
@@ -124,7 +123,7 @@ public class RestControlLoopManager {
     @Path("engine/tools/controlloops/aai/customQuery/{vserverId}")
     @ApiOperation(value = "AAI Custom Query")
     public Response aaiCustomQuery(@ApiParam(value = "vserver Identifier") String vserverId) {
-        PolicyEngine mgr = PolicyEngineConstants.getManager();
+        var mgr = PolicyEngineConstants.getManager();
 
         return Response
             .status(Status.OK)