package api.jisuapi.unitconvert; import java.net.URLEncoder; import api.util.HttpUtil; import net.sf.json.JSONObject; public class Convert { public static final String APPKEY = "your_appkey_here";// 你的appkey public static final String URL = "https://api.jisuapi.com/unitconvert/convert"; public static final String from = "千米";// utf-8 public static final String to = "米";// utf-8 public static final String amount = "5"; public static void Get() throws Exception { String result = null; String url = URL + "?appkey=" + APPKEY + "&from=" + URLEncoder.encode(from, "utf-8") + "&to=" + URLEncoder.encode(to, "utf-8") + "&amount=" + amount; try { result = HttpUtil.sendGet(url, "utf-8"); JSONObject json = JSONObject.fromObject(result); if (json.getInt("status") != 0) { System.out.println(json.getString("msg")); } else { JSONObject resultarr = json.optJSONObject("result"); String from = resultarr.getString("from"); String to = resultarr.getString("to"); String fromename = resultarr.getString("fromename"); String toename = resultarr.getString("toename"); String fromsymbol = resultarr.getString("fromsymbol"); String tosymbol = resultarr.getString("tosymbol"); String rate = resultarr.getString("rate"); String camount = resultarr.getString("camount"); System.out.println(from + " " + to + " " + fromename + " " + toename + " " + fromsymbol + " " + tosymbol + " " + rate + " " + camount); } } catch (Exception e) { e.printStackTrace(); } } }