yang choice case translator + whitebox fix

Change-Id: I96f1855bc71a002335946150b51e911ae6ac2fb2
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/utils/YangPluginConfig.java b/src/main/java/org/onosproject/yangutils/translator/tojava/utils/YangPluginConfig.java
index 49be81c..f827698 100644
--- a/src/main/java/org/onosproject/yangutils/translator/tojava/utils/YangPluginConfig.java
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/utils/YangPluginConfig.java
@@ -22,12 +22,6 @@
 public final class YangPluginConfig {
 
     /**
-     * Creates an object for YANG plugin config.
-     */
-    public YangPluginConfig() {
-    }
-
-    /**
      * Contains the code generation directory.
      */
     private String codeGenDir;
@@ -38,6 +32,12 @@
     private YangToJavaNamingConflictUtil conflictResolver;
 
     /**
+     * Creates an object for YANG plugin config.
+     */
+    public YangPluginConfig() {
+    }
+
+    /**
      * Sets the path of the java code where it has to be generated.
      *
      * @param codeGenDir path of the directory