diff --git a/awt/javax/imageio/metadata/IIOMetadataNode.java b/awt/javax/imageio/metadata/IIOMetadataNode.java
index adc6d67..efbaae8 100644
--- a/awt/javax/imageio/metadata/IIOMetadataNode.java
+++ b/awt/javax/imageio/metadata/IIOMetadataNode.java
@@ -27,6 +27,8 @@
 import org.w3c.dom.NamedNodeMap;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
+import org.w3c.dom.TypeInfo;
+import org.w3c.dom.UserDataHandler;
 
 //???AWT
 //import org.w3c.dom.TypeInfo;
@@ -924,6 +926,14 @@
         return userObject;
     }
 
+    public TypeInfo getSchemaTypeInfo() {
+        throw new UnsupportedOperationException();
+    }
+
+    public Object setUserData(String key, Object data, UserDataHandler handler) {
+        throw new UnsupportedOperationException();
+    }
+
     /**
      * Sets the user object associated with this node.
      *