Fix SonarQube Violations

- Fixed SonarCube issue: added private constructor to TopicValidator and a unit test.

Issue-ID: CPS-475
Change-Id: I4379522f023f32c8999a3ee595392bfbab147050
Signed-off-by: leventecsanyi <levente.csanyi@est.tech>

2 files changed, 3 insertions, 1 deletions

diff --git a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/util/TopicValidator.java b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/util/TopicValidator.java
index 313e7bc012..6a46fbd638 100644
--- a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/util/TopicValidator.java
+++ b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/util/TopicValidator.java
@@ -21,8 +21,11 @@
 package org.onap.cps.ncmp.rest.util;
 
 import java.util.regex.Pattern;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
 import org.onap.cps.ncmp.rest.exceptions.InvalidTopicException;
 
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
 public class TopicValidator {
 
     private static final Pattern TOPIC_NAME_PATTERN = Pattern.compile("^[a-zA-Z0-9]([._-](?![._-])|"
diff --git a/cps-ncmp-rest/src/test/groovy/org/onap/cps/ncmp/rest/util/TopicValidatorSpec.groovy b/cps-ncmp-rest/src/test/groovy/org/onap/cps/ncmp/rest/util/TopicValidatorSpec.groovy
index e626e1505d..15e2c1c6a0 100644
--- a/cps-ncmp-rest/src/test/groovy/org/onap/cps/ncmp/rest/util/TopicValidatorSpec.groovy
+++ b/cps-ncmp-rest/src/test/groovy/org/onap/cps/ncmp/rest/util/TopicValidatorSpec.groovy
@@ -43,5 +43,4 @@ class TopicValidatorSpec extends Specification {
             'blank topic'             | ' '
             'invalid non empty topic' | '1_5_*_#'
     }
-
 }