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, 6 insertions, 6 deletions

diff --git a/client/client-editor/src/main/java/org/onap/policy/apex/client/editor/rest/handling/RestUtils.java b/client/client-editor/src/main/java/org/onap/policy/apex/client/editor/rest/handling/RestUtils.java
index 5cb7af840..738f33cb1 100644
--- a/client/client-editor/src/main/java/org/onap/policy/apex/client/editor/rest/handling/RestUtils.java
+++ b/client/client-editor/src/main/java/org/onap/policy/apex/client/editor/rest/handling/RestUtils.java
@@ -50,7 +50,7 @@ import org.onap.policy.apex.model.basicmodel.concepts.AxConcept;
  */
 public abstract class RestUtils {
     // Regular expressions for checking input types
-    private static final String XML_INPUT_TYPE_REGEXP = "^\\s*<\\?xml.*>\\s*"; //starts with <?xml...>
+    private static final String XML_INPUT_TYPE_REGEXP = "^\\s*<\\?xml.*>\\s*"; // starts with <?xml...>
     /**
      * starts with some kind of bracket [ or ( or {, then has something, then has bracket.
      */
@@ -59,7 +59,9 @@ public abstract class RestUtils {
     /**
      * Constructor, block inheritance.
      */
-    private RestUtils() {}
+    private RestUtils() {
+        // Private constructor to block subclassing
+    }
 
     /**
      * HTTP POST requests can't send nulls so we interpret blanks as nulls.
@@ -103,8 +105,7 @@ public abstract class RestUtils {
     }
 
     /**
-     * Apex HTTP PUT requests send simple single level JSON strings, this method reads those strings
-     * into a map.
+     * Apex HTTP PUT requests send simple single level JSON strings, this method reads those strings into a map.
      *
      * @param jsonString the incoming JSON string
      * @return a map of the JSON strings
@@ -123,8 +124,7 @@ public abstract class RestUtils {
     }
 
     /**
-     * Apex HTTP PUT requests send simple single level JSON strings, this method reads those strings
-     * into a map.
+     * Apex HTTP PUT requests send simple single level JSON strings, this method reads those strings into a map.
      *
      * @param <C> the generic type
      * @param jsonString the incoming JSON string