diff --git a/core/java/android/nfc/Tag.java b/core/java/android/nfc/Tag.java
index ad054961163bc..2f6b3a5ae4843 100644
--- a/core/java/android/nfc/Tag.java
+++ b/core/java/android/nfc/Tag.java
@@ -154,11 +154,7 @@ public class Tag implements Parcelable {
                 case TagTechnology.NFC_V: {
                     return new NfcV(adapter, this, extras);
                 }
-                case TagTechnology.MIFARE_CLASSIC_NDEF:
-                case TagTechnology.TYPE_1:
-                case TagTechnology.TYPE_2:
-                case TagTechnology.TYPE_3:
-                case TagTechnology.TYPE_4: {
+                case TagTechnology.NDEF: {
                     return new Ndef(adapter, this, tech, extras);
                 }
                 case TagTechnology.NFC_F: {
diff --git a/core/java/android/nfc/technology/Ndef.java b/core/java/android/nfc/technology/Ndef.java
index 22460cf452762..1e3da2abaaee3 100644
--- a/core/java/android/nfc/technology/Ndef.java
+++ b/core/java/android/nfc/technology/Ndef.java
@@ -44,6 +44,9 @@ public final class Ndef extends BasicTagTechnology {
     public static final int NDEF_MODE_WRITE_MANY = 4;
     public static final int NDEF_MODE_UNKNOWN = 5;
 
+    /** @hide */
+    public static final String EXTRA_NDEF_MSG = "ndefmsg";
+
     /**
      * Internal constructor, to be used by NfcAdapter
      * @hide
diff --git a/core/java/android/nfc/technology/TagTechnology.java b/core/java/android/nfc/technology/TagTechnology.java
index 9dfb297b930d3..4704f2ba09827 100644
--- a/core/java/android/nfc/technology/TagTechnology.java
+++ b/core/java/android/nfc/technology/TagTechnology.java
@@ -49,22 +49,7 @@ public interface TagTechnology {
     /**
      * This object is an instance of {@link Ndef}
      */
-    public static final int TYPE_1 = 101;
-
-    /**
-     * This object is an instance of {@link Ndef}
-     */
-    public static final int TYPE_2 = 102;
-
-    /**
-     * This object is an instance of {@link Ndef}
-     */
-    public static final int TYPE_3 = 103;
-
-    /**
-     * This object is an instance of {@link Ndef}
-     */
-    public static final int TYPE_4 = 104;
+    public static final int NDEF = 101;
 
     /**
      * This object is an instance of {@link NdefFormatable}