Coding gudilines for class and methods javadocs fixed.

Change-Id: I0153e6391c9ec9eacaac65c3989834b6bf5c65bf
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNameSpace.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNameSpace.java
index 3111773..c27737a 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNameSpace.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNameSpace.java
@@ -30,20 +30,20 @@
  */
 
 /**
- * Name space to be used for the XML data tree.
+ * Represents name space to be used for the XML data tree.
  */
 public class YangNameSpace implements Parsable {
 
     private String uri;
 
     /**
-     * Default constructor.
+     * Creats a YANG name space object.
      */
     public YangNameSpace() {
     }
 
     /**
-     * Get the name space URI.
+     * Returns the name space URI.
      *
      * @return the URI
      */
@@ -52,7 +52,7 @@
     }
 
     /**
-     * Set the name space URI.
+     * Sets the name space URI.
      *
      * @param uri the URI to set
      */
@@ -71,24 +71,22 @@
     }
 
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      * @throws DataModelException a violation of data model rules
      */
     @Override
     public void validateDataOnEntry() throws DataModelException {
         // TODO auto-generated method stub, to be implemented by parser
-
     }
 
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      * @throws DataModelException a violation of data model rules
      */
     @Override
     public void validateDataOnExit() throws DataModelException {
         // TODO auto-generated method stub, to be implemented by parser
-
     }
 }