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单个货币示例代码[Java]

作者:xiezhongpian 阅读数:993 上传时间:2017-05-09

单个货币

package api.binstd.exchange;

import api.util.HttpUtil;
import net.sf.json.JSONObject;

public class Single {

	public static final String APPKEY = "your_appkey_here";// 你的appkey
	public static final String URL = "http://api.binstd.com/exchange/single";
	public static final String currency = "CNY";

	public static void Get() {
		String result = null;
		String url = URL + "?currency=" + currency + "&appkey=" + APPKEY;

		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 currency = resultarr.getString("currency");
				String name = resultarr.getString("name");
				System.out.println(currency + " " + name);
				if (resultarr.opt("list") != null) {
					JSONObject list = resultarr.optJSONObject("list");
					if (list.opt("HKD") != null) {
						JSONObject HKD = (JSONObject) list.opt("HKD");
						String name1 = HKD.getString("name");
						String rate = HKD.getString("rate");
						String updatetime = HKD.getString("updatetime");
						System.out.println(name1 + " " + rate + " " + updatetime);
					}
					if (list.opt("EUR") != null) {
						JSONObject EUR = list.optJSONObject("EUR");
						String name1 = EUR.getString("name");
						String rate = EUR.getString("rate");
						String updatetime = EUR.getString("updatetime");
						System.out.println(name1 + " " + rate + " " + updatetime);
					}
					if (list.opt("HKD") != null) {
						JSONObject HKD = list.optJSONObject("HKD");
						String name1 = HKD.getString("name");
						String rate = HKD.getString("rate");
						String updatetime = HKD.getString("updatetime");
						System.out.println(name1 + " " + rate + " " + updatetime);
					}
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}