Android自动获取短信验证码

public class GetCodeUtil extends ContentObserver {

public static final String SMS_URI_INBOX = "content://sms/inbox";
private Activity activity = null;
private EditText verifyText = null;

public SmsReadUtil(Activity activity, Handler handler, EditText verifyText) {
super(handler);
this.activity = activity;
this.verifyText = verifyText;
}

@Override
public void onChange(boolean selfChange) {
super.onChange(selfChange);
try {
Uri uri = Uri.parse(SMS_URI_INBOX);
String[] projection = new String[]{"_id", "address", "body", "read"};

// 读取指定号码的短信
//Cursor cursor = activity.getContentResolver()
//                        .query(uri, projection, "address=? and read=?",
//                        new String[]{"1069036136580", "0"}, "date desc");

// 获取非指定号码短信
Cursor cursor = activity.getContentResolver()
.query(uri, projection, null, null, "date desc");
// 如果短信为未读模式
if (cursor != null) {
cursor.moveToFirst();
if (cursor.moveToFirst()) {
String smsbody = cursor.getString(cursor.getColumnIndex("body"));
String smsContent = getAuthCode(smsbody);
if (!TextUtils.isEmpty(smsContent)) {
verifyText.setText(smsContent);
verifyText.setSelection(smsContent.length());
}
}
cursor.close();
}
} catch (SecurityException e) {
e.printStackTrace();
Logger.e("read sms exception = " + e.getMessage());
}
}

/**
* @param content 短信内容
* @return 截取得到的6位动态密码
*/
public String getAuthCode(String content) {
// 特殊校验，在为设置拦截固定号码时，可能拦截其他验证码，如果设置固定号码时，将此注释掉
if (!content.contains("康小白")) {
return null;
}
Pattern continuousNumberPattern = Pattern.compile("[0-9\\.]+");
Matcher m = continuousNumberPattern.matcher(content);
String authCode = "";
while (m.find()) {
if (m.group().length() == 6) {
authCode = m.group();
}
}
return authCode;
}

}

// 注册短信变化监听
smsReadUtil = new SmsReadUtil(MineLoginActivity.this, new Handler(), editCode);
getContentResolver().registerContentObserver(Uri.parse("content://sms/"), true, smsReadUtil);

@Override
protected void onDestroy() {
super.onDestroy();
ContentResolver contentResolver = getContentResolver();
if (contentResolver != null) {
contentResolver.unregisterContentObserver(smsReadUtil);
}
}