Fix SONAR warnings
Fix SONAR warnings

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1843120 13f79535-47bb-0310-9956-ffa450edef68

Former-commit-id: fe3c2163a721b04a377dedc690045a55ccae327a
ham1/jmeter,apache/jmeter,ham1/jmeter,etnetera/jmeter,benbenw/jmeter,benbenw/jmeter,benbenw/jmeter,apache/jmeter,etnetera/jmeter,apache/jmeter,benbenw/jmeter,apache/jmeter,ham1/jmeter,etnetera/jmeter,ham1/jmeter,etnetera/jmeter,apache/jmeter,ham1/jmeter,etnetera/jmeter