package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.response.cmd;
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import com.genersoft.iot.vmp.gb28181.bean.Device;
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import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
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import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
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import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.IMessageHandler;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.response.ResponseMessageHandler;
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import com.genersoft.iot.vmp.service.IDeviceService;
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import gov.nist.javax.sip.message.SIPRequest;
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import org.dom4j.DocumentException;
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import org.dom4j.Element;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import org.springframework.util.ObjectUtils;
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import javax.sip.InvalidArgumentException;
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import javax.sip.RequestEvent;
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import javax.sip.SipException;
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import javax.sip.message.Response;
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import java.text.ParseException;
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import static com.genersoft.iot.vmp.gb28181.utils.XmlUtil.getText;
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/**
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* @author lin
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*/
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@Component
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public class DeviceInfoResponseMessageHandler extends SIPRequestProcessorParent implements InitializingBean, IMessageHandler {
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private Logger logger = LoggerFactory.getLogger(DeviceInfoResponseMessageHandler.class);
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private final String cmdType = "DeviceInfo";
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@Autowired
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private ResponseMessageHandler responseMessageHandler;
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@Autowired
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private DeferredResultHolder deferredResultHolder;
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@Autowired
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private IDeviceService deviceService;
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@Override
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public void afterPropertiesSet() throws Exception {
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responseMessageHandler.addHandler(cmdType, this);
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}
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@Override
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public void handForDevice(RequestEvent evt, Device device, Element rootElement) {
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logger.debug("接收到DeviceInfo应答消息");
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// 检查设备是否存在， 不存在则不回复
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if (device == null || !device.isOnLine()) {
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logger.warn("[接收到DeviceInfo应答消息,但是设备已经离线]：" + (device != null ? device.getDeviceId():"" ));
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return;
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}
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SIPRequest request = (SIPRequest) evt.getRequest();
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try {
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rootElement = getRootElement(evt, device.getCharset());
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if (rootElement == null) {
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logger.warn("[ 接收到DeviceInfo应答消息 ] content cannot be null, {}", evt.getRequest());
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try {
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responseAck((SIPRequest) evt.getRequest(), Response.BAD_REQUEST);
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} catch (SipException | InvalidArgumentException | ParseException e) {
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logger.error("[命令发送失败] DeviceInfo应答消息 BAD_REQUEST: {}", e.getMessage());
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}
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return;
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}
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Element deviceIdElement = rootElement.element("DeviceID");
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String channelId = deviceIdElement.getTextTrim();
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String key = DeferredResultHolder.CALLBACK_CMD_DEVICEINFO + device.getDeviceId() + channelId;
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device.setName(getText(rootElement, "DeviceName"));
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device.setManufacturer(getText(rootElement, "Manufacturer"));
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device.setModel(getText(rootElement, "Model"));
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device.setFirmware(getText(rootElement, "Firmware"));
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if (ObjectUtils.isEmpty(device.getStreamMode())) {
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device.setStreamMode("UDP");
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}
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deviceService.updateDevice(device);
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RequestMessage msg = new RequestMessage();
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msg.setKey(key);
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msg.setData(device);
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deferredResultHolder.invokeAllResult(msg);
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} catch (DocumentException e) {
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throw new RuntimeException(e);
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}
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try {
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// 回复200 OK
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responseAck(request, Response.OK);
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} catch (SipException | InvalidArgumentException | ParseException e) {
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logger.error("[命令发送失败] DeviceInfo应答消息 200: {}", e.getMessage());
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}
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}
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@Override
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public void handForPlatform(RequestEvent evt, ParentPlatform parentPlatform, Element rootElement) {
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}
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}
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