/** 发送扫描结果 */
private void sendWifiResult() {
if (mScanListener != null) {
if (preWifiListDatas != null && !preWifiListDatas.equals(listWifiDevices)) {
preWifiListDatas.clear();
preWifiListDatas.addAll(listWifiDevices);
mScanListener.onWifiResult(listWifiDevices);
} else if (preWifiListDatas == null) {
preWifiListDatas = new ArrayList<Device>();
preWifiListDatas.addAll(listWifiDevices);
mScanListener.onWifiResult(listWifiDevices);
}
listWifiDevices.clear();
}
}
private void sendResult() {
if (mScanListener != null) {
listDevices = fixListDevices(listDevices, listMulticasts);
if (preListDatas != null && !preListDatas.equals(listDevices)) {
preListDatas.clear();
preListDatas.addAll(listDevices);
mScanListener.onResult(listDevices);
} else if (preListDatas == null) {
preListDatas = new ArrayList<Device>();
preListDatas.addAll(listDevices);
mScanListener.onResult(listDevices);
}
if (satus != DeviceUtil.checkDevice(mWipicoClient.getDevice(), listDevices)) {
// 检查是否掉线
satus = DeviceUtil.checkDevice(mWipicoClient.getDevice(), listDevices);
mScanListener.deviceStatus(satus);
}
}
}
@Override
public void run() {
// TODO Auto-generated method stub
while (running) {
if (isDebug) Log.i(TAG, "5s扫描设备>>>>>>>>>>>>" + Thread.currentThread());
receive = 50; // 最大接收数量
isSend = false;
String recestr = null;
try {
listDevices.clear();
sendSocket = new DatagramSocket();
sendSocket.setBroadcast(true);
sendSocket.setSoTimeout(3000);
sendSocket.send(sendPacket);
while (receive-- > 0) {
sendSocket.receive(recePacket);
recestr = new String(recedata, recePacket.getOffset(), recePacket.getLength());
if (recestr.startsWith(DISCOVERY_RESP)) {
Device device = new Device();
device.setDeviceName(recestr.substring(9));
device.setDeviceIp(recePacket.getAddress().getHostAddress());
if (listDevices.indexOf(device) < 0) {
listDevices.add(device);
if (device.getDeviceIp().equals("10.8.8.1")) {
isSend = true;
if (isDebug) Log.i(TAG, "扫描到10.8.8.1" + listDevices + "|" + Thread.currentThread());
sendResult();
break;
}
}
}
// 每次接收完UDP数据后，重置长度。否则可能会导致下次收到数据包被截断。
recePacket.setLength(default_bufferSize);
}
} catch (SocketTimeoutException e) {
if (isDebug) Log.i(TAG, "扫描3s超时" + listDevices + "|" + Thread.currentThread());
if (!isSend) {
sendResult();
}
} catch (SocketException e) {
receive = 0;
if (isDebug) Log.i(TAG, "SocketException>>>>>>" + Thread.currentThread());
if (mScanListener != null) {
mScanListener.scanException();
}
} catch (IOException e) {
receive = 0;
if (isDebug) Log.i(TAG, "SocketException>>>>>>" + Thread.currentThread());
if (mScanListener != null) {
mScanListener.scanException();
}
}
sendSocket.close();
if (wipicoVersion >= 2) {
// 版本2才进行SSID 扫描
List<ScanResult> listScanResults = WifiAdmin.getInstance(mContext).getScanResults();
if (listScanResults != null) {
for (ScanResult bean : listScanResults) {
if (DeviceUtil.isMatchSSID(DeviceUtil.ssidCorrect(bean.SSID))) {
listWifiDevices.add(
new Device(DeviceUtil.ssidCorrect(bean.SSID), bean.capabilities, null));
}
}
}
sendWifiResult();
}
try {
Thread.sleep(5000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
