X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=appc-common%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fappc%2Futil%2FMessageFormatter.java;h=ba56867a0430fafb361e4cf6175af20e39b6673a;hb=f6f366b5532c51d9166ed68073f611097aec1db4;hp=71ef40641342266568ef4ecb5780ed997e8cc269;hpb=51d88e957a81396a26c909dda6ab05d48decc643;p=appc.git

diff --git a/appc-common/src/main/java/org/onap/appc/util/MessageFormatter.java b/appc-common/src/main/java/org/onap/appc/util/MessageFormatter.java
index 71ef40641..ba56867a0 100644
--- a/appc-common/src/main/java/org/onap/appc/util/MessageFormatter.java
+++ b/appc-common/src/main/java/org/onap/appc/util/MessageFormatter.java
@@ -32,13 +32,11 @@ import java.util.regex.Pattern;
 
 public class MessageFormatter {
     private final static String paramNameRegexGroupName = "paramName";
-    private final static String paramRegex = "\\$\\{(?<paramName>[^}$]+)\\}"; // start with ${ and
-                                                                              // after there is one
-                                                                              // or more characters
-                                                                              // that are not $ and
-                                                                              // not } and ended
-                                                                              // with }
 
+    /**
+     * start with ${ and after there is one or more characters that are not $ and not } and ended with }
+     */
+    private final static String paramRegex = "\\$\\{(?<paramName>[^}$]+)\\}";
 
     public static String format(String messageTemplate, Map<String, Object> params) {
         if (StringUtils.isEmpty(messageTemplate))
@@ -69,7 +67,7 @@ public class MessageFormatter {
     public static List<String> getParamsNamesList(String messageTemplate) {
         List<String> paramsNames = null;
         if (!StringUtils.isEmpty(messageTemplate)) {
-            paramsNames = new ArrayList<String>();
+            paramsNames = new ArrayList<>();
             Matcher m = Pattern.compile(paramRegex).matcher(messageTemplate);
             while (m.find()) {
                 String paramName = m.group(paramNameRegexGroupName);