DeviceGpsController.java
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package com.bsth.controller;
import com.bsth.data.gpsdata_v2.GpsRealData;
import com.bsth.data.gpsdata_v2.entity.GpsEntity;
import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.commons.lang.StringEscapeUtils;
import org.apache.poi.hssf.usermodel.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.text.SimpleDateFormat;
import java.util.*;
@RestController
@RequestMapping("devicegps")
public class DeviceGpsController {
@Autowired
GpsRealData gpsRealData;
@RequestMapping(value = "/real/line/{lineCode}")
public List<GpsEntity> findByLineCode(@PathVariable("lineCode") String lineCode) {
return gpsRealData.getByLine(lineCode);
}
@RequestMapping(value = "/real/all")
public List<GpsEntity> findByLineCodes() {
return new ArrayList<>(gpsRealData.all());
}
@RequestMapping(value = "/open", method = RequestMethod.POST)
public Map<String, Object> open(@RequestParam(value = "_txt_", required = false) MultipartFile file, HttpServletRequest request) {
Map<String, Object> res = new HashMap<>();
File rf = new File(request.getServletContext().getRealPath("/temp"), System.currentTimeMillis() + "");
File rd = rf.getParentFile();
if (!rd.exists()) {
rd.mkdirs();
}
BufferedReader reader = null;
try {
file.transferTo(rf);
reader = new BufferedReader(new InputStreamReader(new FileInputStream(rf), "GBK"));
String line = null;
List<Map<String, Object>> data = new ArrayList<>();
while ((line = reader.readLine()) != null) {
if (!StringUtils.isEmpty(line)) {
String temp[] = line.split(",");
if (temp.length != 4) {
res.put("errCode", 1);
res.put("msg", "txt文档格式错误，请检查");
return res;
}
Map<String, Object> info = new HashMap<>();
info.put("lineName", temp[0]);
info.put("lineCode", temp[1]);
info.put("inCode", temp[2]);
info.put("deviceId", temp[3]);
info.put("detail", gpsRealData.get(temp[3]));
data.add(info);
}
}
// 删除临时文件
rf.delete();
res.put("errCode", 0);
res.put("data", data);
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
if (reader != null) reader.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return res;
}
@SuppressWarnings("unchecked")
@RequestMapping(value = "/opened", method = RequestMethod.POST)
public Map<String, Object> opened(@RequestParam(value = "json")String json) {
json = StringEscapeUtils.unescapeHtml(json);
Map<String, Object> res = new HashMap<>();
List<Map<String, Object>> data = null;
try {
data = new ObjectMapper().readValue(json, List.class);
for (Map<String, Object> info : data) {
info.put("detail", gpsRealData.get((String)info.get("deviceId")));
}
res.put("errCode", 0);
res.put("data", data);
} catch (JsonParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (JsonMappingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return res;
}
@SuppressWarnings("unchecked")
@RequestMapping(value = "/export", method = RequestMethod.POST)
public void export(@RequestParam(value = "json")String json, HttpServletResponse response) {
json = StringEscapeUtils.unescapeHtml(json);
List<Map<String, Object>> data = null;
OutputStream out = null;
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
try {
data = new ObjectMapper().readValue(json, List.class);
for (Map<String, Object> info : data) {
Map<String, Object> detail = (Map<String, Object>)info.get("detail");
if (detail != null) {
info.put("lineId", detail.get("lineId"));
info.put("valid", (int)detail.get("valid") == 0 ? "$$$$$${txt-3829}" : "$$$$$${txt-4006}");
info.put("timestamp", sdf.format(new Date((Long)detail.get("timestamp"))));
info.put("version", detail.get("version"));
} else {
info.put("lineId", "");
info.put("valid", "");
info.put("timestamp", "");
info.put("version", "");
}
}
List<Header> head = new ArrayList<>();
head.add(new Header("$$$$$${txt-3381}", "lineCode"));
head.add(new Header("$$$$$${txt-3347}", "lineName"));
head.add(new Header("$$$$$${txt-2576}", "inCode"));
head.add(new Header("$$$$$${txt-3562}", "deviceId"));
head.add(new Header("$$$$$${txt-3381}", "lineId"));
head.add(new Header("GPS", "valid"));
head.add(new Header("report", "timestamp"));
head.add(new Header("版本", "version"));
// 清空response
response.reset();
// 设置response的Header
response.addHeader("Content-Disposition", "attachment;filename=" + System.currentTimeMillis() + ".xls");
response.setContentType("application/vnd.ms-excel;charset=UTF-8");
out = new BufferedOutputStream(response.getOutputStream());
excel(head, data, out);
out.flush();
} catch (JsonParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (JsonMappingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
if (out != null) out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
private void excel(List<Header> head, List<Map<String, Object>> data, OutputStream out) throws IOException {
// 声明一个工作薄
HSSFWorkbook wb = new HSSFWorkbook();
// 生成一个表格
HSSFSheet sheet = wb.createSheet("1");
// 产生表格标题行
HSSFRow row = sheet.createRow(0);
for (int i = 0;i < head.size();i++) {
HSSFCell cell = row.createCell(i);
HSSFRichTextString text = new HSSFRichTextString(head.get(i).getDescribe());
cell.setCellValue(text);
}
int rownum = 1;
for (Map<String, Object> map : data) {
HSSFRow r = sheet.createRow(rownum);
for (int i = 0;i < head.size();i++) {
HSSFCell cell = r.createCell(i);
HSSFRichTextString text = new HSSFRichTextString(String.valueOf(map.get(head.get(i).getField())));
cell.setCellValue(text);
}
rownum++;
}
wb.write(out);
wb.close();
}
final class Header {
private String describe;
private String field;
Header(){
}
Header(String describe, String field) {
this.describe = describe;
this.field = field;
}
public String getDescribe() {
return describe;
}
public void setDescribe(String describe) {
this.describe = describe;
}
public String getField() {
return field;
}
public void setField(String field) {
this.field = field;
}
}
}