Minor changes for new Eclipse checkstyle checks

The laest Eclipse checkstyle version 8.26.0 does more thorough checking
and identified a number of small issues in the apex-pdp codebase. This
review fixes those issues.

Issue-ID: POLICY-1913
Change-Id: I30ba25e3e425c6d54c77f925e8da3ab841a8357c
Signed-off-by: liamfallon <liam.fallon@est.tech>

1 files changed, 8 insertions, 3 deletions

diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/DummyTaskSelectExecutor.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/DummyTaskSelectExecutor.java
index cf41d8699..f3000841d 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/DummyTaskSelectExecutor.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/DummyTaskSelectExecutor.java
@@ -32,10 +32,13 @@ import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey;
  * Dummy task selection executor for testing.
  */
 public class DummyTaskSelectExecutor extends TaskSelectExecutor {
-    public DummyTaskSelectExecutor() {}
+    public DummyTaskSelectExecutor() {
+    }
 
     @Override
-    public void prepare() throws StateMachineException {}
+    public void prepare() throws StateMachineException {
+        // Not used
+    }
 
     @Override
     public AxArtifactKey execute(final long executionId, final Properties executorProperties,
@@ -45,5 +48,7 @@ public class DummyTaskSelectExecutor extends TaskSelectExecutor {
     }
 
     @Override
-    public void cleanUp() throws StateMachineException {}
+    public void cleanUp() throws StateMachineException {
+        // Not used
+    }
 }