Example usage for android.nfc NfcAdapter EXTRA

Introduction

In this page you can find the example usage for android.nfc NfcAdapter EXTRA_TAG.

Prototype

String EXTRA_TAG

To view the source code for android.nfc NfcAdapter EXTRA_TAG.

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Document

Mandatory extra containing the Tag that was discovered for the #ACTION_NDEF_DISCOVERED , #ACTION_TECH_DISCOVERED , and #ACTION_TAG_DISCOVERED intents.

Usage

From source file:com.nfc.gemkey.MainActivity.java

@Override
public void onNewIntent(Intent intent) {
    if (DEBUG)/*from   w ww .  jav a2 s . com*/
        Log.d(TAG, "onNewIntent");

    final String action = intent.getAction();
    if (action.equals(NfcAdapter.ACTION_TAG_DISCOVERED)) {
        if (DEBUG)
            Log.i(TAG, "Discovered tag with intent: " + action);
        Tag myTag = (Tag) intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);

        String nfc_tag_id = bytesToHexString(myTag.getId()).toUpperCase();
        tagId.setText("Tag ID : " + nfc_tag_id);

        if (mCheckTagInfoThread != null && mCheckTagInfoThread.isAlive()) {
            mCheckTagInfoThread.terminate();
            mCheckTagInfoThread = null;
        }
        mCheckTagInfoThread = new CheckTagInfoThread(nfc_tag_id);
        mCheckTagInfoThread.start();
    }
}

From source file:com.hybris.mobile.activity.AbstractProductDetailActivity.java

/**
 * Handle incoming intents. Do not load a product if we already have one.
 *///from w w  w .  j  av a2s .  co m
@Override
protected void onResume() {
    super.onResume();

    String[] options = { InternalConstants.PRODUCT_OPTION_BASIC, InternalConstants.PRODUCT_OPTION_CATEGORIES,
            InternalConstants.PRODUCT_OPTION_CLASSIFICATION, InternalConstants.PRODUCT_OPTION_DESCRIPTION,
            InternalConstants.PRODUCT_OPTION_GALLERY, InternalConstants.PRODUCT_OPTION_PRICE,
            InternalConstants.PRODUCT_OPTION_PROMOTIONS, InternalConstants.PRODUCT_OPTION_REVIEW,
            InternalConstants.PRODUCT_OPTION_STOCK, InternalConstants.PRODUCT_OPTION_VARIANT };

    String productCode = null;

    Intent intent = getIntent();

    // Direct Call
    if (intent.hasExtra(DataConstants.PRODUCT_CODE)) //direct call from search list for example
    {
        productCode = intent.getStringExtra(DataConstants.PRODUCT_CODE);
    }
    // NFC Call
    else if (intent.hasExtra(NfcAdapter.EXTRA_TAG)) //NFC 
    {
        Tag tag = getIntent().getExtras().getParcelable(NfcAdapter.EXTRA_TAG);

        Ndef ndef = Ndef.get(tag);
        NdefMessage message = ndef.getCachedNdefMessage();

        NdefRecord record = message.getRecords()[0];
        if (record.getTnf() == NdefRecord.TNF_WELL_KNOWN
                && Arrays.equals(record.getType(), NdefRecord.RTD_URI)) {
            productCode = RegexUtil
                    .getProductCode(new String(record.getPayload(), 1, record.getPayload().length - 1));
        }
    }
    // Call from another application (QR Code) 
    else if (StringUtils.equals(intent.getAction(), Intent.ACTION_VIEW)) {
        productCode = RegexUtil.getProductCode(intent.getDataString());
    }

    if (StringUtils.isNotEmpty(productCode)) {
        this.enableAndroidBeam(productCode);
    }

    // Only load if we don't have a product already
    if (mProduct == null) {
        populateProduct(productCode, options);
    }

    invalidateOptionsMenu();
}

From source file:st.alr.homA.ActivityQuickpublishNfc.java

@Override
protected void onNewIntent(Intent intent) {
    Log.v(this.toString(), "write mode: " + writeMode);
    if (NfcAdapter.ACTION_TAG_DISCOVERED.equals(intent.getAction()) && writeMode == true) {
        Tag mytag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
        Log.v(this.toString(), "Detected tag: " + mytag.toString());
        Log.v(this.toString(), "techlist:" + mytag.getTechList());

        ArrayList<Quickpublish> qps = adapter.getValues();
        if (qps.size() < 1) {
            publishProgress(getResources().getString(R.string.nfcWriteDialogTagNoContent), false);
            return;
        }/*from  w  ww . j av  a 2  s .  c  om*/

        if (write(Quickpublish.toJsonString(qps), mytag)) {
            Log.v(this.toString(), "Write ok");
            publishProgress(getResources().getString(R.string.nfcWriteDialogTagSuccess), true);

        } else {
            Log.e(this.toString(), "Write fail");
        }
    }
}

From source file:net.tjohns.badgescanner.ScanActivity.java

private void scanBadge() {
    Vibrator vibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
    vibrator.vibrate(VIBRATION_DURATION);

    Intent intent = getIntent();/* www . ja v  a  2  s. c  om*/

    if (NfcAdapter.ACTION_TECH_DISCOVERED.equals(getIntent().getAction())) {
        Tag rawTag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
        MifareClassic tag = MifareClassic.get(rawTag);
        try {
            // Read from badge
            NfcConnection tagConnection = new NfcConnection(tag, MifareClassic.KEY_DEFAULT);
            mBadge = new Badge();
            mBadge.readFromTag(tagConnection);
            tagConnection.close();
        } catch (TagLostException e) {
            // TODO(trevorjohns): Convert to dialog
            Toast.makeText(this, "Tag lost", Toast.LENGTH_LONG);
            finish();
        } catch (IOException e) {
            // TODO(trevorjohns): Convert to dialog
            Toast.makeText(this, "IOExcpetion detected", Toast.LENGTH_LONG);
            e.printStackTrace();
            finish();
        }
    }
}

From source file:org.sufficientlysecure.keychain.ui.PassphraseWizardActivity.java

@Override
protected void onNewIntent(Intent intent) {
    if (NfcAdapter.ACTION_TAG_DISCOVERED.equals(intent.getAction())) {
        myTag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);

        if (writeNFC && CREATE_METHOD.equals(selectedAction)) {
            //write new password on NFC tag
            try {
                if (myTag != null) {
                    write(myTag);/*from w ww .ja v a2s. c o m*/
                    writeNFC = false; //just write once
                    Toast.makeText(this, R.string.nfc_write_succesful, Toast.LENGTH_SHORT).show();
                    //advance to lockpattern
                    //                        LockPatternFragmentOld lpf = LockPatternFragmentOld.newInstance(selectedAction);
                    //                        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
                    //                        transaction.replace(R.id.fragmentContainer, lpf).addToBackStack(null).commit();
                }
            } catch (IOException | FormatException e) {
                Log.e(Constants.TAG, "Failed to write on NFC tag", e);
            }

        } else if (readNFC && AUTHENTICATION.equals(selectedAction)) {
            //read pw from NFC tag
            try {
                if (myTag != null) {
                    //if tag detected, read tag
                    String pwtag = read(myTag);
                    if (output != null && pwtag.equals(output.toString())) {

                        //passwort matches, go to next view
                        Toast.makeText(this, R.string.passphrases_match + "!", Toast.LENGTH_SHORT).show();

                        //                            LockPatternFragmentOld lpf = LockPatternFragmentOld.newInstance(selectedAction);
                        //                            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
                        //                            transaction.replace(R.id.fragmentContainer, lpf).addToBackStack(null).commit();
                        readNFC = false; //just once
                    } else {
                        //passwort doesnt match
                        TextView nfc = (TextView) findViewById(R.id.nfcText);
                        nfc.setText(R.string.nfc_wrong_tag);
                    }
                }
            } catch (IOException | FormatException e) {
                Log.e(Constants.TAG, "Failed to read NFC tag", e);
            }
        }
    }
}

From source file:com.tananaev.passportreader.MainActivity.java

@Override
public void onNewIntent(Intent intent) {
    if (NfcAdapter.ACTION_TECH_DISCOVERED.equals(intent.getAction())) {
        Tag tag = intent.getExtras().getParcelable(NfcAdapter.EXTRA_TAG);
        if (Arrays.asList(tag.getTechList()).contains("android.nfc.tech.IsoDep")) {
            SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
            String passportNumber = preferences.getString(KEY_PASSPORT_NUMBER, null);
            String expirationDate = convertDate(preferences.getString(KEY_EXPIRATION_DATE, null));
            String birthDate = convertDate(preferences.getString(KEY_BIRTH_DATE, null));
            if (passportNumber != null && !passportNumber.isEmpty() && expirationDate != null
                    && !expirationDate.isEmpty() && birthDate != null && !birthDate.isEmpty()) {
                BACKeySpec bacKey = new BACKey(passportNumber, birthDate, expirationDate);
                new ReadTask(IsoDep.get(tag), bacKey).execute();
                mainLayout.setVisibility(View.GONE);
                loadingLayout.setVisibility(View.VISIBLE);
            } else {
                Snackbar.make(passportNumberView, R.string.error_input, Snackbar.LENGTH_SHORT).show();
            }//from   w w w. j a  va  2s .  c o  m
        }
    }
}

From source file:org.irmacard.androidmanagement.CredentialListActivity.java

public void processIntent(Intent intent) {
    tag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
    IsoDep isotag = IsoDep.get(tag);/*w w w. j  a v a 2s. c o m*/
    if (isotag != null) {
        // We are waiting for the card, notify dialog
        if (currentState == State.WAITING_FOR_CARD) {
            cardMissingDialog.dismiss();
            gotoState(State.TEST_CARD_PRESENCE);
        }
    }
}

From source file:edu.cmu.mpcs.dashboard.TagViewer.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    // setContentView(R.layout.tag_viewer);

    mNfcAdapter = NfcAdapter.getDefaultAdapter(this);

    Intent intent = this.getIntent();
    writeContent = intent.getStringExtra("writeContent");

    mLoginButton = new LoginButton(getApplicationContext());

    // if(flag == true)

    Log.d("TAG_VIEWER", "writeConent:" + writeContent);
    // setContentView(R.layout.tag_viewer);
    mNfcPendingIntent = PendingIntent.getActivity(this, 0,
            new Intent(this, getClass()).addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP), 0);
    // mTagContent = (LinearLayout) findViewById(R.id.list);
    // mTitle = (TextView) findViewById(R.id.title);

    Log.d("TAG_VIEWER", "Utility.mFacebook is " + Utility.mFacebook);
    if (Utility.mFacebook == null) {
        InitializeLogin = true;/*  w ww .  ja v a 2s  .c  o m*/

    }
    // Create the Facebook Object using the app id.
    edu.cmu.mpcs.dashboard.Utility.mFacebook = new Facebook(APP_ID);
    // Instantiate the asynrunner object for asynchronous api calls.
    edu.cmu.mpcs.dashboard.Utility.mAsyncRunner = new AsyncFacebookRunner(
            edu.cmu.mpcs.dashboard.Utility.mFacebook);

    Log.d("TAG_VIEWER", "in oncreate in TagViewer is session valid?:" + Utility.mFacebook.isSessionValid());

    mLoginButton.init(this, AUTHORIZE_ACTIVITY_RESULT_CODE, Utility.mFacebook, permissions);

    if (APP_ID == null) {
        Util.showAlert(this, "Warning",
                "Facebook Applicaton ID must be " + "specified before running this example: see FbAPIs.java");
        return;
    }

    SessionStore.restore(Utility.mFacebook, this);
    SessionEvents.addAuthListener(new FbAPIsAuthListener());
    SessionEvents.addLogoutListener(new FbAPIsLogoutListener());
    // SessionEvents.r

    if (Utility.mFacebook.isSessionValid()) {
        requestUserData();

    }

    // TODO do something about - dont call resolve intent by
    // default.
    if (writeContent == null && NfcAdapter.ACTION_NDEF_DISCOVERED.equals(intent.getAction())) {
        Log.d("TAG_VIEWER", "in OnCreate Before reading");
        loginIntent = intent;

        if (InitializeLogin) { /*
                               * This is if we come to tag viewer without
                               * having started dashboard activity
                               */
            mLoginButton.initializeFbLogin();
        } else { /* This is we if read the tag while in dashboard! */
            resolveIntent(intent);

        }
        // mLoginButton.performLogout();

    } else {
        Log.d("TAG_VIEWER", "Before creating alert dialog");
        builder = new AlertDialog.Builder(TagViewer.this);
        dialog = builder.create();
        builder.setTitle("Touch tag to write").setOnCancelListener(new DialogInterface.OnCancelListener() {
            public void onCancel(DialogInterface dialog) {
                Log.d("TAG_VIEWER", "On cancel called");
                disableTagWriteMode();

            }
        }).create();
        dialog.setTitle("touch tag to write");
        dialog.show();
        dialog.setOnDismissListener(new OnDismissListener() {

            public void onDismiss(DialogInterface dialog) {
                // TODO Auto-generated method stub
                Log.d("TAG_VIEWER", "On dismiss called");
                disableTagWriteMode();

            }
        });
        // builder.setCancelable(true);
        // builder.setOnCancelListener(new
        // DialogInterface.OnCancelListener() {
        // public void onCancel(DialogInterface dialog) {
        // Log.d("TAG_VIEWER","On cancel called");
        // disableTagWriteMode();
        //
        // }
        // }).create().show();
    }

    // Tag writing mode
    if (writeContent != null && NfcAdapter.ACTION_NDEF_DISCOVERED.equals(intent.getAction())) {
        Log.d("TAG_VIEWER", "in Oncreate Before writing");

        Tag detectedTag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
        try {
            WriteToTag.write(detectedTag, writeContent);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (FormatException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        Log.d("TAG_VIEWER", "in on create, writing to tag");
    }
    Log.d("TAG_VIEWER", "in create");

}

From source file:com.shanet.relayremote.Main.java

public void onNewIntent(Intent intent) {
    // When an NFC tag is being written, call the write tag function when an intent is
    // received that says the tag is within range of the device and ready to be written to
    Tag tag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
    String nfcMessage = intent.getStringExtra("nfcMessage");

    if (nfcMessage != null) {
        NFC.writeTag(this, tag, nfcMessage);
    }//from  w  w w . ja v  a  2  s . c  om
}

Example usage for android.nfc NfcAdapter EXTRA_TAG

Introduction

Prototype

Document

Usage