YANG: Restriction resolution implementation

Change-Id: I69503e8229def07b289a0c8c762bfe0ae5530232
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangDataTypes.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangDataTypes.java
index 601a831..32408d9 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangDataTypes.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangDataTypes.java
@@ -228,7 +228,7 @@
     public static YangDataTypes getType(String name) {
         name = name.replace("\"", "");
         for (YangDataTypes yangDataType : values()) {
-            if (yangDataType.name().equalsIgnoreCase(name)) {
+            if (yangDataType.name().toLowerCase().equals(name)) {
                 return yangDataType;
             }
         }