src/osm/jp/api/HttpPOST.java

   1 package osm.jp.api;\r
   2 \r
   3 import java.net.*;\r
   4 import java.io.*;\r
   5 \r
   6 /**\r
   7  * Java HTTP クライアントサンプル - HttpURLConnection 版 -\r
   8  *\r
   9  * @author 68user http://X68000.q-e-d.net/~68user/\r
  10  */\r
  11 public class HttpPOST {\r
  12         //public static String host = "http://api06.dev.openstreetmap.org";\r
  13         //public static String host = "http://api.openstreetmap.org";\r
  14         public static String host = "http://overpass-api.de";\r
  15         \r
  16         public static void main(String[] args) throws MalformedURLException, ProtocolException, IOException {\r
  17                 double minlat = 35.13d;\r
  18                 double maxlat = 35.66d;\r
  19         double minlon = 138.99d;\r
  20                 double maxlon = 139.79d;\r
  21         getCapabilities(minlat, maxlat, minlon, maxlon);\r
  22     }\r
  23         \r
  24         public static void getCapabilities(double minLat, double maxLat, double minLon, double maxLon) throws MalformedURLException, ProtocolException, IOException {\r
  25                 System.out.println(host + "/api/interpreter");\r
  26         URL url = new URL(host + "/api/interpreter");\r
  27 \r
  28         HttpURLConnection urlconn = (HttpURLConnection)url.openConnection();\r
  29         urlconn.setRequestMethod("POST");\r
  30         urlconn.setDoOutput(true);                              // POSTのデータを後ろに付ける\r
  31         urlconn.setInstanceFollowRedirects(false);              // 勝手にリダイレクトさせない\r
  32         urlconn.setRequestProperty("Accept-Language", "ja;q=0.7,en;q=0.3");\r
  33         urlconn.setRequestProperty("Content-Type","text/xml;charset=utf-8");\r
  34         urlconn.connect();\r
  35 \r
  36         // 送信\r
  37         PrintWriter pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(urlconn.getOutputStream(), "utf-8")));\r
  38         pw.print("<osm-script timeout=\"900\" element-limit=\"1073741824\">");\r
  39         pw.print("<union>");\r
  40         pw.print("<query type=\"node\">");\r
  41         pw.print("<has-kv k=\"highway\" v=\"bus_stop\"/>");\r
  42         pw.print("<bbox-query s=\"" + minLat + "\" n=\"" + maxLat + "\" w=\"" + minLon + "\" e=\"" + maxLon + "\"/>");\r
  43         pw.print("</query>");\r
  44         pw.print("<query type=\"node\">");\r
  45         pw.print("<has-kv k=\"public_transport\" v=\"platform\"/>");\r
  46         pw.print("<has-kv k=\"bus\" v=\"yes\"/>");\r
  47         pw.print("<bbox-query s=\"" + minLat + "\" n=\"" + maxLat + "\" w=\"" + minLon + "\" e=\"" + maxLon + "\"/>");\r
  48         pw.print("</query>");\r
  49         pw.print("</union>");\r
  50         pw.print("<print/>");\r
  51         pw.print("</osm-script>");\r
  52         pw.close();                     // closeで送信完了\r
  53         \r
  54         System.out.println("レスポンスコード[" + urlconn.getResponseCode() + "] " +\r
  55                            "レスポンスメッセージ[" + urlconn.getResponseMessage() + "]");\r
  56         System.out.println("\n---- ボディ ----");\r
  57 \r
  58         BufferedReader reader = new BufferedReader(new InputStreamReader(urlconn.getInputStream(), "UTF-8"));\r
  59 \r
  60                 File oFile = new File("existing.xml");\r
  61                 BufferedWriter hw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(oFile), "UTF-8"));\r
  62         while (true) {\r
  63             String line = reader.readLine();\r
  64             if (line == null) {\r
  65                 break;\r
  66             }\r
  67                 hw.write(line);\r
  68                 hw.newLine();\r
  69         }\r
  70         hw.close();\r
  71         reader.close();\r
  72         urlconn.disconnect();\r
  73         }\r
  74 }\r