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Merge "docs: Revised "activity launched with NFC intent" code sample to demonstrate using onNewIntent() in these situations" into nyc-dev

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Kevin Hufnagle
2016-09-26 22:47:38 +00:00
committed by Android (Google) Code Review
parent 0b498d6139 bd66ef7f2f
commit 0f290c9683
1 changed files with 12 additions and 9 deletions
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23
docs/html/guide/topics/connectivity/nfc/nfc.jd
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@@ -487,20 +487,23 @@ intent. The following example checks for the {@link android.nfc.NfcAdapter#ACTIO
intent and gets the NDEF messages from an intent extra.</p> intent and gets the NDEF messages from an intent extra.</p>
<pre> <pre>
public void onResume() { &#64;Override
super.onResume(); protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
...
if (intent != null &amp;&amp; NfcAdapter.ACTION_NDEF_DISCOVERED.equals(intent.getAction())) {
Parcelable[] rawMessages =
intent.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES);
if (rawMessages != null) {
NdefMessage[] messages = new NdefMessage[rawMessages.length];
for (int i = 0; i < rawMessages.length; i++) {
messages[i] = (NdefMessage) rawMessages[i];
}
// Process the messages array.
... ...
if (NfcAdapter.ACTION_NDEF_DISCOVERED.equals(getIntent().getAction())) {
Parcelable[] rawMsgs = intent.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES);
if (rawMsgs != null) {
msgs = new NdefMessage[rawMsgs.length];
for (int i = 0; i &lt; rawMsgs.length; i++) {
msgs[i] = (NdefMessage) rawMsgs[i];
} }
} }
} }
//process the msgs array
}
</pre> </pre>
<p>Alternatively, you can obtain a {@link android.nfc.Tag} object from the intent, which will <p>Alternatively, you can obtain a {@link android.nfc.Tag} object from the intent, which will