21709 :Added support for boolean get method names (#21835)

Author: sumauppa

nucleus/admin/rest/rest-service/src/main/java/org/glassfish/admin/rest/utils/ResourceUtil.java

@@ -442,8 +442,9 @@ public static MethodMetaData getMethodMetaData(ConfigModel configBeanModel) {
                     // can't be found via the method above.  For example: for
                     // Ssl.getSSLInactivityTimeout(), we calculate getSslInactivityTimeout,
                     // which doesn't match due to case.
+                    String booleanMethodName = getAttributeBooleanMethodName(attributeName);
                     for (Method m : configBeanProxy.getMethods()) {
-                        if (m.getName().equalsIgnoreCase(methodName)) {
+                        if (m.getName().equalsIgnoreCase(methodName) || m.getName().equalsIgnoreCase(booleanMethodName)) {
                             method = m;
                         }
                     }
@@ -804,6 +805,10 @@ public static String getAttributeMethodName(String attributeName) {
         return methodNameFromDtdName(attributeName, "get");
     }
 
+   public static String getAttributeBooleanMethodName(String attributeName) {
+       return methodNameFromDtdName(attributeName, "is");
+   }
+
     private static String split(String lookback, String lookahead) {
         return "((?<=" + lookback + ")(?=" + lookahead + "))";
     }