Java Code Examples for android.nfc.NdefRecord#TNF_UNKNOWN

The following examples show how to use android.nfc.NdefRecord#TNF_UNKNOWN . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ZannenNfcWriter.java    From effective_android_sample with Apache License 2.0 5 votes vote down vote up 
NdefMessage[] getNdefMessages(Intent intent) {
    // Parse the intent
    NdefMessage[] msgs = null;
    String action = intent.getAction();
    if (NfcAdapter.ACTION_TAG_DISCOVERED.equals(action)
            || NfcAdapter.ACTION_NDEF_DISCOVERED.equals(action)) {
        Parcelable[] rawMsgs = intent.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES);
        if (rawMsgs != null) {
            msgs = new NdefMessage[rawMsgs.length];
            for (int i = 0; i < rawMsgs.length; i++) {
                msgs[i] = (NdefMessage) rawMsgs[i];
            }
        } else {
            // Unknown tag type
            byte[] empty = new byte[] {};
            NdefRecord record = new NdefRecord(NdefRecord.TNF_UNKNOWN, empty, empty, empty);
            NdefMessage msg = new NdefMessage(new NdefRecord[] {
                record
            });
            msgs = new NdefMessage[] {
                msg
            };
        }
    } else {
        Log.d(TAG, "Unknown intent.");
        finish();
    }
    return msgs;
}
Example 2
Source File: UnknownRecord.java    From effective_android_sample with Apache License 2.0 4 votes vote down vote up 
@Override
public NdefRecord getNdefRecord() {
	return new NdefRecord(NdefRecord.TNF_UNKNOWN, EMPTY, id != null ? id : EMPTY, payload != null ? payload : EMPTY);
}
Example 3
Source File: Record.java    From effective_android_sample with Apache License 2.0 4 votes vote down vote up 
/**
    * Parse a byte-based {@link NdefRecord} into a high-level {@link Record}.
    * 
    * @param ndefRecord record to parse
    * @return corresponding {@link Record} subclass - {@link UnsupportedRecord} is not known.
    * @throws FormatException if known record type cannot be parsed
    */

public static Record parse(NdefRecord ndefRecord) throws FormatException {
	short tnf = ndefRecord.getTnf();
	
	Record record = null;
	switch (tnf) {
       case NdefRecord.TNF_EMPTY: {
       	record = EmptyRecord.parse(ndefRecord);
       	
       	break;
       }
       case NdefRecord.TNF_WELL_KNOWN: {
       	record = parseWellKnown(ndefRecord);
       	
       	break;
       }
       case NdefRecord.TNF_MIME_MEDIA: {
       	record = MimeRecord.parse(ndefRecord);
       	
       	break;
       }
       case NdefRecord.TNF_ABSOLUTE_URI: {
       	record = AbsoluteUriRecord.parse(ndefRecord);
       	
       	break;
       }
       case NdefRecord.TNF_EXTERNAL_TYPE: {
       	record = ExternalTypeRecord.parse(ndefRecord);

       	break;
       }
       case NdefRecord.TNF_UNKNOWN: {
       	record = UnknownRecord.parse(ndefRecord);
       	
       	break;
       }
       /*
       case NdefRecord.TNF_UNCHANGED: {
       	throw new IllegalArgumentException("Chunked records no supported"); // chunks are abstracted away by android so should never happen
       }
       */
       	
	}

	if(record == null) { // pass through
		record = UnsupportedRecord.parse(ndefRecord);
	}
	
	if(ndefRecord.getId().length > 0) {
		record.setId(ndefRecord.getId());
	}
	
	return record;
}