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

Change-Id: Ibf79749eb667627a592fcc7325021a32e73e11b4
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/utils/MethodsGenerator.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/utils/MethodsGenerator.java
index 6270cd2..90c122b 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/utils/MethodsGenerator.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/utils/MethodsGenerator.java
@@ -447,9 +447,9 @@
 
         String attributeName = getSmallCase(attr.getAttributeName());
 
-        String constructor = EIGHT_SPACE_INDENTATION + THIS + PERIOD + getCamelCase(attributeName) + SPACE + EQUAL
+        String constructor = EIGHT_SPACE_INDENTATION + THIS + PERIOD + getCamelCase(attributeName, null) + SPACE + EQUAL
                 + SPACE + BUILDER.toLowerCase() + OBJECT + PERIOD + GET_METHOD_PREFIX
-                + getCaptialCase(getCamelCase(attributeName)) + OPEN_PARENTHESIS + CLOSE_PARENTHESIS + SEMI_COLAN
+                + getCaptialCase(getCamelCase(attributeName, null)) + OPEN_PARENTHESIS + CLOSE_PARENTHESIS + SEMI_COLAN
                 + NEW_LINE;
 
         return constructor;