sonar fix for clamp

- bug: added InterruptedException for sleep
- vulns: two false positve
- removed some unused import
- changed to use var for local variable

Issue-ID: POLICY-3452
Change-Id: I8b4be1378a2aad8f68562b63f70853832673ce97
Signed-off-by: Taka Cho <takamune.cho@att.com>

2 files changed, 3 insertions, 4 deletions

diff --git a/runtime/src/main/java/org/onap/policy/clamp/clds/util/LoggingUtils.java b/runtime/src/main/java/org/onap/policy/clamp/clds/util/LoggingUtils.java
index 4145844a2..5d09c065a 100644
--- a/runtime/src/main/java/org/onap/policy/clamp/clds/util/LoggingUtils.java
+++ b/runtime/src/main/java/org/onap/policy/clamp/clds/util/LoggingUtils.java
@@ -185,7 +185,6 @@ public class LoggingUtils {
      * @param serviceName service name
      */
     public void entering(HttpServletRequest request, String serviceName) {
-        // MDC.clear();
         checkNotNull(request);
         // Extract MDC values from standard HTTP headers.
         final String requestId =
diff --git a/runtime/src/main/java/org/onap/policy/clamp/loop/Loop.java b/runtime/src/main/java/org/onap/policy/clamp/loop/Loop.java
index 99d8d1e69..b4c9d348c 100644
--- a/runtime/src/main/java/org/onap/policy/clamp/loop/Loop.java
+++ b/runtime/src/main/java/org/onap/policy/clamp/loop/Loop.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP CLAMP
  * ================================================================================
- * Copyright (C) 2019 AT&T Intellectual Property. All rights
+ * Copyright (C) 2019, 2021 AT&T Intellectual Property. All rights
  *                             reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -358,8 +358,8 @@ public class Loop extends AuditEntity implements Serializable {
 
     @Override
     public int hashCode() {
-        final int prime = 31;
-        int result = 1;
+        final var prime = 31;
+        var result = 1;
         result = prime * result + ((name == null) ? 0 : name.hashCode());
         return result;
     }