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Commit 416d72f4 authored by Nick Pelly's avatar Nick Pelly
Browse files

Document getPollBytes() and getActivationBytes(). 



No code change.

Change-Id: Ideb427b2684b9f9296abefb7c97eabc52db73ee0
Signed-off-by: default avatarNick Pelly <npelly@google.com>
parent 07f3bee2

core/java/android/nfc/Tag.java

+12 −0
Original line number Diff line number Diff line
@@ -149,6 +149,12 @@ public class Tag implements Parcelable { 
     * Get the low-level bytes returned by this Tag at poll-time.

     * <p>These can be used to help with advanced identification of a Tag.

     * <p>The meaning of these bytes depends on the Tag technology.

     * <p>ISO14443-3A: ATQA/SENS_RES

     * <p>ISO14443-3B: Application data (4 bytes) and Protocol Info (3 bytes) from ATQB/SENSB_RES

     * <p>JIS_X_6319_4: PAD0 (2 byte), PAD1 (2 byte), MRTI(2 byte), PAD2 (1 byte), RC (2 byte)

     * <p>ISO15693: response flags (1 byte), DSFID (1 byte)

     * from SENSF_RES

     *

     * @return poll bytes, or null if they do not exist for this Tag technology

     */

    public byte[] getPollBytes() {
@@ -159,6 +165,12 @@ public class Tag implements Parcelable { 
     * Get the low-level bytes returned by this Tag at activation-time.

     * <p>These can be used to help with advanced identification of a Tag.

     * <p>The meaning of these bytes depends on the Tag technology.

     * <p>ISO14443-3A: SAK/SEL_RES

     * <p>ISO14443-3B: null

     * <p>ISO14443-3A & ISO14443-4: SAK/SEL_RES, historical bytes from ATS  <TODO: confirm>

     * <p>ISO14443-3B & ISO14443-4: ATTRIB response

     * <p>JIS_X_6319_4: null

     * <p>ISO15693: response flags (1 byte), DSFID (1 byte): null

     * @return activation bytes, or null if they do not exist for this Tag technology

     */

    public byte[] getActivationBytes() {