gis_bim_prj 프로젝트/ controller 공통데이터포털 사이트 api [json타입] 맵핑하는과정.

@RequestMapping(value="/ui/BuilRegInfoUrl1")
public void BuilRegInfoUrl1(HttpServletRequest req, HttpServletResponse res) throws Exception {
    
String apiurl = "http://apis.data.go.kr/1611000/BldRgstService/getBrTitleInfo?_type=json";
apiurl += "&ServiceKey=YIXasiA1l7fRaRqKnbd1N6B4o4YknUlvdZK2w5ppwQyRdJVYPb4Bgy08uyRQjl4WfILf38A5mgbEiQ%2FpyICLPA%3D%3D";
apiurl += "&sigunguCd=" + req.getParameter("sigunguCd");
apiurl += "&bjdongCd=" + req.getParameter("bjdongCd");
apiurl += "&platGbCd=" + req.getParameter("platGbCd");
apiurl += "&bun=" + req.getParameter("bun");
apiurl += "&ji=" + req.getParameter("ji");
// apiurl += "&startDate=" + req.getParameter("startDate");
// apiurl += "&endDate=" + req.getParameter("endDate");
apiurl += "&numOfRows=" + req.getParameter("numOfRows");
apiurl += "&pageNo=" + req.getParameter("pageNo");

URL url = new URL(apiurl);

BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream(),"UTF-8"));
  
StringBuffer sb = new StringBuffer();
    String tempStr = null;
   
    while(true){ 
     tempStr = br.readLine();
     if(tempStr == null) break;
     sb.append(tempStr);
    }

    br.close();
    
    res.setCharacterEncoding("UTF-8");
    res.setContentType("application/json");
    res.getWriter().write(sb.toString());
    }

 

============================================================================ *공통으로 api 만드는 과정 

* Controller

 @RequestMapping(value="/ui/BuilRegInfoUrl1")
    public void BuilRegInfoUrl1(HttpServletRequest req, HttpServletResponse res) throws Exception {
    
     String BuilRegInfoUrlApiJson = "";
    
     String param = "?_type=json";
     String apiUrl = "http://apis.data.go.kr/1611000/BldRgstService/getBrTitleInfo"+ param + ServiceKey;
    
     BuilRegInfoUrlApiJson = gisBimApiServiec.publicDataPortalApi(req, res, apiUrl);
    }

 

 

 

* Service

package com.solideos.api.service;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.Enumeration;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.stereotype.Service;

/**
 * 생성날짜: 2019. 12. 09
 */

@Service
public class GisBimApiServiec {

public String publicDataPortalApi(HttpServletRequest req, HttpServletResponse res, String apiurl) throws Exception {

Enumeration e = req.getParameterNames();

while (e.hasMoreElements()) { 

String name = (String) e.nextElement(); 

// System.out.println(name + " : " + req.getParameter(name));

apiurl += "&" + name + "=" + req.getParameter(name);
}


URL url = new URL(apiurl);

BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));

StringBuffer sb = new StringBuffer();
String tempStr = null;

while (true) {
tempStr = br.readLine();
if (tempStr == null)
break;
sb.append(tempStr);
}

br.close();

res.setCharacterEncoding("UTF-8");
res.setContentType("application/json");
res.getWriter().write(sb.toString());

return sb.toString();

}

}