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package test02; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStream; import java.net.HttpURLConnection; import java.net.URL; import java.io.PrintWriter; import java.io.StringWriter; public class test01 { private static final String USER_AGENT = "Mozilla/5.0"; private static final String GET_URL = "https://data.auctionpro.co.kr/airline?code=ke"; private static final String POST_URL = "https://data.auctionpro.co.kr/airline"; private static final String POST_PARAMS = "code=oz"; public static void main(String[] args) throws IOException { sendGET(); System.out.println("GET DONE"); sendPOST(); System.out.println("POST DONE"); } private static void sendGET() throws IOException { URL obj = new URL(GET_URL); HttpURLConnection con = (HttpURLConnection) obj.openConnection(); try { con.setRequestMethod("GET"); con.setRequestProperty("User-Agent", USER_AGENT); con.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=utf-8"); con.setRequestProperty("Content-Length", "length"); //con.setRequestProperty("Accept-Charset", "UTF-8"); int responseCode = con.getResponseCode(); //GET Response Code :: 200 System.out.println("GET Response Code :: " + responseCode); if (responseCode == HttpURLConnection.HTTP_OK) { // success BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream(),"UTF-8")); String inputLine = null; StringBuffer response = new StringBuffer(); while ((inputLine = in.readLine()) != null) { response.append(inputLine).append("\r\n"); } in.close(); // print result System.out.println(response.toString()); } else { System.out.println("GET request not worked"); } } catch (Exception e) { StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); e.printStackTrace(pw); sw.toString(); // stack trace as a string System.out.println(sw.toString()); } finally { if (con != null) { con.disconnect(); } } } private static void sendPOST() throws IOException { URL obj = new URL(POST_URL); HttpURLConnection con = (HttpURLConnection) obj.openConnection(); try { con.setRequestMethod("POST"); con.setRequestProperty("User-Agent", USER_AGENT); // For POST only - START con.setDoOutput(true); OutputStream os = con.getOutputStream(); os.write(POST_PARAMS.getBytes()); os.flush(); os.close(); // For POST only - END int responseCode = con.getResponseCode(); System.out.println("POST Response Code :: " + responseCode); if (responseCode == HttpURLConnection.HTTP_OK) { //success BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream(),"UTF-8")); String inputLine; StringBuffer response = new StringBuffer(); while ((inputLine = in.readLine()) != null) { response.append(inputLine).append("\r\n");; } in.close(); // print result System.out.println(response.toString()); } else { System.out.println("POST request not worked"); } } catch (Exception e) { StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); e.printStackTrace(pw); sw.toString(); // stack trace as a string System.out.println(sw.toString()); } finally { if (con != null) { con.disconnect(); } } } } |
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