Modules.Nfc.TagTechnologyNdef

Provides access to NDEF content and operations on a Modules.Nfc.NfcTag.

Use the Modules.Nfc.createTagTechnologyNdef method to create this tag technology.

See also: Ndef

Extends: Modules.Nfc.TagTechnology · Since: 1.1.0 · Platforms: android

Methods

canMakeReadOnly

0.9

0.9

0.9

9.2.0

Indicates whether a tag can be made read-only with makeReadOnly.

Returns: Boolean — true if it is possible to make this tag read-only.

getCachedNdefMessage

0.9

0.9

0.9

9.2.0

Get the Modules.Nfc.NdefMessage that was read from the tag at discovery time.

Returns: Modules.Nfc.NdefMessage — NDEF Message read from the tag at discovery time, can be null.

getMaxSize

0.9

0.9

0.9

9.2.0

Get the maximum NDEF message size in bytes.

Returns: Number

getNdefMessage

0.9

0.9

0.9

9.2.0

Read the current Modules.Nfc.NdefMessage on this tag.

Returns: Modules.Nfc.NdefMessage — The NDEF Message, can be null.

getType

0.9

0.9

0.9

9.2.0

Get the NDEF tag type.

One of TAG_TYPE_NFC_FORUM_TYPE_1, TAG_TYPE_NFC_FORUM_TYPE_2, TAG_TYPE_NFC_FORUM_TYPE_3,
TAG_TYPE_NFC_FORUM_TYPE_4, TAG_TYPE_MIFARE_CLASSIC, or another NDEF tag type that has not
yet been formalized in the Android API.

Returns: String

isWritable

0.9

0.9

0.9

9.2.0

Determine if the tag is writable.

Returns: Boolean — true if the tag is writable.

makeReadOnly

0.9

0.9

0.9

9.2.0

Make a tag read-only.

Returns: Boolean — true on success, false if it is not possible to make this tag read-only.

writeNdefMessage

0.9

0.9

0.9

9.2.0

Overwrite the Modules.Nfc.NdefMessage on this tag.

Parameters:

Name	Type	Summary	Optional
message	Modules.Nfc.NdefMessage	The Modules.Nfc.NdefMessage to write	No