[4266],[4267],[4268] Defect fix of special characters support for attributes

Change-Id: Ibf79749eb667627a592fcc7325021a32e73e11b4
diff --git a/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java b/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java
index c25c947..982cbc4 100644
--- a/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java
+++ b/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java
@@ -140,7 +140,7 @@
      */
     public static String getJavaDoc(JavaDocType type, String name, boolean isList) {
 
-        name = JavaIdentifierSyntax.getSmallCase(JavaIdentifierSyntax.getCamelCase(name));
+        name = JavaIdentifierSyntax.getSmallCase(JavaIdentifierSyntax.getCamelCase(name, null));
         String javaDoc = UtilConstants.EMPTY_STRING;
         if (type.equals(JavaDocType.IMPL_CLASS)) {
             javaDoc = generateForImplClass(name);