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hostap/wpadebug/src/w1/fi/wpadebug/DisplayMessageActivity.java

89 lines
2.5 KiB
Java

/*
* wpadebug - wpa_supplicant and Wi-Fi debugging app for Android
* Copyright (c) 2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
package w1.fi.wpadebug;
import android.app.Activity;
import android.os.Bundle;
import android.os.Parcelable;
import android.view.MenuItem;
import android.content.Intent;
import android.widget.TextView;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import android.nfc.NfcAdapter;
public class DisplayMessageActivity extends Activity
{
private static final String TAG = "wpadebug";
String byteArrayHex(byte[] a) {
StringBuilder sb = new StringBuilder();
for (byte b: a)
sb.append(String.format("%02x", b));
return sb.toString();
}
@Override
public void onCreate(Bundle savedInstanceState)
{
Log.d(TAG, "onCreate");
super.onCreate(savedInstanceState);
// Get the message from the intent
Intent intent = getIntent();
String action = intent.getAction();
Log.d(TAG, "onCreate: action=" + action);
if (NfcAdapter.ACTION_NDEF_DISCOVERED.equals(intent.getAction()))
return; // handled in onResume()
String message = intent.getStringExtra(MainActivity.EXTRA_MESSAGE);
TextView textView = new TextView(this);
textView.setText(message);
textView.setMovementMethod(new ScrollingMovementMethod());
setContentView(textView);
}
@Override
public void onResume()
{
super.onResume();
Intent intent = getIntent();
String action = intent.getAction();
Log.d(TAG, "onResume: action=" + action);
if (NfcAdapter.ACTION_NDEF_DISCOVERED.equals(action)) {
Log.d(TAG, "onResume - NDEF discovered");
Parcelable[] raw = intent.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES);
if (raw != null) {
String txt = "NDEF message count: " + raw.length;
Log.d(TAG, txt);
NdefMessage[] msgs = new NdefMessage[raw.length];
for (int i = 0; i < raw.length; i++) {
msgs[i] = (NdefMessage) raw[i];
NdefRecord rec = msgs[i].getRecords()[0];
Log.d(TAG, "MIME type: " + rec.toMimeType());
byte[] a = rec.getPayload();
Log.d(TAG, "NDEF record: " + byteArrayHex(a));
txt += "\nMessage[" + rec.toMimeType() + "]: " +
byteArrayHex(a);
}
TextView textView = new TextView(this);
textView.setText(txt);
textView.setMovementMethod(new ScrollingMovementMethod());
setContentView(textView);
}
}
}
}