package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.response.cmd;
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import com.genersoft.iot.vmp.gb28181.bean.PresetQuerySipReq;
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import com.genersoft.iot.vmp.gb28181.bean.*;
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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 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 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 java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import static com.genersoft.iot.vmp.gb28181.utils.XmlUtil.getText;
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/**
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* 设备预置位查询应答
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*/
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@Component
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public class PresetQueryResponseMessageHandler extends SIPRequestProcessorParent implements InitializingBean, IMessageHandler {
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private Logger logger = LoggerFactory.getLogger(PresetQueryResponseMessageHandler.class);
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private final String cmdType = "PresetQuery";
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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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@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 element) {
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SIPRequest request = (SIPRequest) evt.getRequest();
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try {
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Element rootElement = getRootElement(evt, device.getCharset());
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if (rootElement == null) {
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logger.warn("[ 设备预置位查询应答 ] content cannot be null, {}", evt.getRequest());
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try {
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responseAck(request, Response.BAD_REQUEST);
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} catch (InvalidArgumentException | ParseException | SipException e) {
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logger.error("[命令发送失败] 设备预置位查询应答处理: {}", e.getMessage());
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}
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return;
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}
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Element presetListNumElement = rootElement.element("PresetList");
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Element snElement = rootElement.element("SN");
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//该字段可能为通道或则设备的id
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String deviceId = getText(rootElement, "DeviceID");
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String key = DeferredResultHolder.CALLBACK_CMD_PRESETQUERY + deviceId;
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if (snElement == null || presetListNumElement == null) {
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try {
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responseAck(request, Response.BAD_REQUEST, "xml error");
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} catch (InvalidArgumentException | ParseException | SipException e) {
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logger.error("[命令发送失败] 设备预置位查询应答处理: {}", e.getMessage());
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}
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return;
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}
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int sumNum = Integer.parseInt(presetListNumElement.attributeValue("Num"));
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List<PresetQuerySipReq> presetQuerySipReqList = new ArrayList<>();
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if (sumNum > 0) {
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for (Iterator<Element> presetIterator = presetListNumElement.elementIterator(); presetIterator.hasNext(); ) {
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Element itemListElement = presetIterator.next();
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PresetQuerySipReq presetQuerySipReq = new PresetQuerySipReq();
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for (Iterator<Element> itemListIterator = itemListElement.elementIterator(); itemListIterator.hasNext(); ) {
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// 遍历item
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Element itemOne = itemListIterator.next();
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String name = itemOne.getName();
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String textTrim = itemOne.getTextTrim();
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if ("PresetID".equalsIgnoreCase(name)) {
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presetQuerySipReq.setPresetId(textTrim);
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} else {
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presetQuerySipReq.setPresetName(textTrim);
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}
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}
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presetQuerySipReqList.add(presetQuerySipReq);
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}
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}
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RequestMessage requestMessage = new RequestMessage();
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requestMessage.setKey(key);
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requestMessage.setData(presetQuerySipReqList);
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deferredResultHolder.invokeAllResult(requestMessage);
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try {
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responseAck(request, Response.OK);
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} catch (InvalidArgumentException | ParseException | SipException e) {
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logger.error("[命令发送失败] 设备预置位查询应答处理: {}", e.getMessage());
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}
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} catch (DocumentException e) {
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logger.error("[解析xml]失败: ", e);
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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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