core/org.openjdk.jmc.flightrecorder.rules.jdk/src/main/java/org/openjdk/jmc/flightrecorder/rules/jdk/general/DuplicateFlagsRule.java

*** 80,90 ****
  
                          if (!dupes.isEmpty()) {
                                  StringBuilder sb = new StringBuilder();
                                  sb.append("<ul>"); //$NON-NLS-1$
                                  for (ArrayList<String> dupe : dupes) {
!                                         sb.append("<li>" + Encode.forHtml(StringToolkit.join(dupe, ", ")) + "</li>"); //$NON-NLS-1$ //$NON-NLS-2$
                                  }
                                  sb.append("</ul>"); //$NON-NLS-1$
                                  String shortDescription = dupes.size() > 1
                                                  ? MessageFormat.format(Messages.getString(Messages.DuplicateFlagsRuleFactory_TEXT_WARN),
                                                                  dupes.size())
--- 80,90 ----
  
                          if (!dupes.isEmpty()) {
                                  StringBuilder sb = new StringBuilder();
                                  sb.append("<ul>"); //$NON-NLS-1$
                                  for (ArrayList<String> dupe : dupes) {
!                                         sb.append("<li>" + Encode.forHtml(StringToolkit.join(dupe, ", ")) + "</li>"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
                                  }
                                  sb.append("</ul>"); //$NON-NLS-1$
                                  String shortDescription = dupes.size() > 1
                                                  ? MessageFormat.format(Messages.getString(Messages.DuplicateFlagsRuleFactory_TEXT_WARN),
                                                                  dupes.size())