TrafficProcess.java
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package com.viontech.process;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.viontech.ftp.FTPClientHelper;
import com.viontech.model.BaseModel;
import com.viontech.model.TrafficModel;
import com.viontech.utils.DateUtil;
import com.viontech.utils.IntUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.util.Base64;
import java.util.Date;
import java.util.Optional;
import java.util.Properties;
@Component
public class TrafficProcess implements Process {
@Resource
private Properties manufactureLogoProp;
@Resource
private Properties vehicleColorProp;
@Resource
private Properties illegalTypeProp;
@Resource
private Properties eventProp;
@Resource
private FTPClientHelper ftpClientHelper;
@Override
public BaseModel process(JSONObject jsonObject) throws Exception {
TrafficModel model = new TrafficModel();
JSONObject eventData = jsonObject.getJSONObject("event_data");
if (eventData != null) {
JSONArray video = jsonObject.getJSONArray("video");
JSONObject vehicle = eventData.getJSONObject("vehicle");
JSONObject lane = eventData.getJSONObject("lane");
JSONObject location = eventData.getJSONObject("location");
JSONObject illegal = eventData.getJSONObject("illegal");
if (illegal != null && illegal.getInteger("state") == 0) {
return null;
}
JSONArray pics = jsonObject.getJSONArray("pics");
model.setSerialNum(IntUtils.next());
String deviceSerialnum = jsonObject.getString("vchan_refid");
// ------------------- 车速 ------------------
Float speedF = eventData.getFloat("speed");
model.setSpeed(Optional.ofNullable(speedF).orElse(0F).intValue());
// ------------------------ 车道 --------------
if (lane != null) {
Integer laneNo = lane.getInteger("number");
model.setLane(laneNo);
}
// ------------------------ 车辆信息 车牌信息 --------------
String eventTimeStr = jsonObject.getString("event_dt");
Date eventTime = DateUtil.parse(DateUtil.FORMAT_FULL, eventTimeStr,8);
long eventTimeL = eventTime.getTime();
model.setDiscernTime(BaseModel.toInt(eventTimeL / 1000));
model.setDiscernMillisecondTime(BaseModel.toInt(eventTimeL % 1000));
vehicle(model, vehicle);
// ------------------------ 图片 --------------
pic(model, pics, eventTime, deviceSerialnum);
// ---------------- 车速,方向,地点 --------------
location(model, location);
// ------------------ 违章 --------------------
illegal(model, illegal);
// ------------------ 录像 ---------------------
video(model, video, deviceSerialnum, eventTime);
return model;
} else {
return null;
}
}
private void video(TrafficModel model, JSONArray video, String deviceSerialnum, Date eventTime) {
if (video != null && video.size() > 0) {
JSONObject item = video.getJSONObject(0);
String src_url = item.getString("src_url");
if (src_url == null || "".equals(src_url)) {
return;
}
// todo 下载录像
byte[] bytes = Process.downloadFile(src_url);
String filename = item.getString("ofilename");
String filePath = "";
try {
filePath = Process.getFileFTPPath(eventTime, deviceSerialnum, filename);
} catch (Exception ignore) {
}
// ftpClientHelper.storeFile(filePath, bytes);
byte[] videoPathBytes = filePath.getBytes(Charset.forName("GBK"));
System.arraycopy(videoPathBytes, 0, model.getVideoPath(), 0, videoPathBytes.length);
}
}
private void pic(TrafficModel model, JSONArray pics, Date eventTime, String deviceSerialnum) {
if (pics != null && pics.size() > 0) {
// --------------- 图片2 ----------
if (pics.size() > 1) {
JSONObject pic2 = pics.getJSONObject(1);
Integer width = pic2.getInteger("width");
Integer height = pic2.getInteger("hight");
model.setSecondPictureHeight(height);
model.setSecondPictureWidth(width);
model.setSecondPictureTime(model.getDiscernTime());
model.setSecondPictureMillisecondTime(model.getDiscernMillisecondTime());
String picBase64 = pic2.getString("pic_base64");
byte[] pic2Bytes = Base64.getDecoder().decode(picBase64);
model.setPicture2(pic2Bytes);
model.setSecondPictureSize(pic2Bytes.length);
}
// ------------------ 图片1 -------------
JSONObject pic1 = pics.getJSONObject(0);
Integer width = pic1.getInteger("width");
Integer height = pic1.getInteger("hight");
model.setFirstPictureWidth(width);
model.setFirstPictureHeight(height);
String picBase64 = pic1.getString("pic_base64");
byte[] pic1Bytes = Base64.getDecoder().decode(picBase64);
model.setPicture1(pic1Bytes);
model.setFirstPictureSize(pic1Bytes.length);
String filename = pic1.getString("ofilename");
String fileFTPPath = "";
try {
fileFTPPath = Process.getFileFTPPath(eventTime, deviceSerialnum, filename);
} catch (Exception ignore) {
}
ftpClientHelper.storeFile(fileFTPPath, pic1Bytes);
byte[] pic1UrlBytes = fileFTPPath.getBytes();
System.arraycopy(pic1UrlBytes, 0, model.getPicturePath(), 0, Math.min(128, pic1UrlBytes.length));
}
}
private void vehicle(TrafficModel model, JSONObject vehicle) {
if (vehicle != null) {
JSONObject plate = vehicle.getJSONObject("plate");
// ----------------- 车牌 ------------------
if (plate != null) {
String palteNum = plate.getString("text");
if(StringUtils.isBlank(palteNum) || StringUtils.equals(palteNum,"无牌")){
palteNum = "11111111";
}
byte[] text = palteNum.getBytes(Charset.forName("GBK"));
System.arraycopy(text, 0, model.getPlateText(), 0, Math.min(text.length, 16));
// todo 车牌类型待实现
model.setPlateType(1);
JSONObject rect = plate.getJSONObject("rect");
if (rect != null) {
Float top = rect.getFloat("top");
Float left = rect.getFloat("left");
Float bottom = rect.getFloat("bottom");
Float right = rect.getFloat("right");
model.setPatternTop((int) (top * 10)).setPatternLeft((int) (left * 10))
.setPatternBottom((int) (bottom * 10)).setPatternRight((int) (right * 10));
}
Integer plateScore = plate.getInteger("score");
model.setConfidence(plateScore);
// todo 车牌单双行没有
model.setPlateStructure(1);
}
JSONObject body = vehicle.getJSONObject("body");
// -------------------- 车身 --------------------
if (body != null) {
JSONObject type = body.getJSONObject("type");
if (type != null) {
// todo 大车小车 (vehicleType) 待实现
model.setVehicleType(4);
// todo 车型细分
String categoryCode = type.getString("code");
model.setVehicleCategory(1);
}
JSONObject color = body.getJSONObject("color");
if (color != null) {
// 车身颜色
String colorCode = color.getString("code");
String property = vehicleColorProp.getProperty(colorCode, "0");
int integer = Integer.parseInt(property);
model.setColor(integer);
}
JSONObject logo = body.getJSONObject("logo");
if (logo != null) {
String code = logo.getString("code");
// 车辆品牌
String property = manufactureLogoProp.getProperty(code, "0");
int integer = Integer.parseInt(property);
model.setManufacturerLogo(integer);
}
}
}
}
private void location(TrafficModel model, JSONObject location) {
if (location != null) {
JSONObject driveDirection = location.getJSONObject("drive_direction");
if (driveDirection != null) {
Integer directionCode = driveDirection.getInteger("code");
// 方向不用转换
model.setDirection(directionCode);
}
String locationName = location.getString("name");
byte[] locationNameBytes = locationName.getBytes(Charset.forName("GBK"));
System.arraycopy(locationNameBytes, 0, model.getRouteLocation(), 0, Math.min(locationNameBytes.length, 32));
}
}
private void illegal(TrafficModel model, JSONObject illegal) throws ParseException {
if (illegal != null && illegal.getInteger("state") == 1) {
String illegalCode = illegal.getString("code");
//需要交通违法类型转换 illegalCode --> illegalType
String property = illegalTypeProp.getProperty(illegalCode, "0");
int integer = Integer.parseInt(property);
model.setIllegalType(integer);
JSONObject detail = illegal.getJSONObject("detail");
if (detail != null) {
Float limitSpeed = detail.getFloat("limit_speed");
Float sparkSpeed = detail.getFloat("spark_speed");
String redStartStr = detail.getString("start_dt");
long redStart = 0;
long redEnd = 0;
if (redStartStr != null && !"".equals(redStartStr.trim())) {
redStart = DateUtil.parse(DateUtil.FORMAT_FULL, redStartStr,8).getTime();
}
String redEndStr = detail.getString("end_dt");
if (redEndStr != null && !"".equals(redEndStr.trim())) {
redEnd = DateUtil.parse(DateUtil.FORMAT_FULL, redEndStr,8).getTime();
}
model.setRedLightBeginTime((int) (redStart / 1000));
model.setRedLightBeginMillisecondTime((int) (redStart % 1000));
model.setRedLightEndTime((int) (redEnd / 1000));
model.setRedLightEndMillisecondTime((int) (redEnd % 1000));
model.setSpeedLimit(Optional.ofNullable(limitSpeed).orElse(0F).intValue());
model.setOverSpeedThreshold(Optional.ofNullable(sparkSpeed).orElse(0F).intValue());
}
}
}
}