自动读取虚拟币ETC行情并语音提醒的小工具（mac OSX）
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; public class Price { //默认配置无需修改 public static String API_DOMAIN = "http://api.chbtc.com"; public static String WIN_STR = "你发财了,你发财了,你发财了,你发财了,你发财了,你发财了"; public static String LOSE_STR = "要赔哭了，要赔哭了，要赔哭了，要赔哭了，要赔哭了，要赔哭了"; public static String CUR_PRICE_STR = "当前价格"; public static String PRICE_UP_STR = "上涨突破"; public static String PRICE_DOWN_STR = "下跌突破"; public static String YUAN_STR = "元"; public static String[] bollNotice = new String[]{"b o l l跌破最低值", "b o l l处于低位", "b o l l处于高位", "b o l l突破最高值",}; public static String[] bollName = new String[]{"最低","低","高","最高"}; public static String BTC = "btc_cny"; public static String LTC = "ltc_cny"; public static String ETC = "etc_cny"; public static String ETH = "eth_cny"; //程序动态使用数值 public static int reawrd = 0; public static float etcPrice = 0; public static int lastPriceInt = 0; public static float mb = 0; public static float up = 0; public static float dn = 0; public static int state = 0; //用户配置数值 public static float coinCount = 742.103f;//持币数量 public static float sourceMoney = 33200;//总成本 public static float max_price = 5000;//超过此价格,提醒发财 public static float min_price = 0;//跌破此价格,提醒赔哭 public static int sleepTime = 5000;//查询刷新间隔,建议不要太快,单位毫秒 public static void main(String[] args) { if (args != null) { if (args.length >= 2) { min_price = Float.valueOf(args[0]); max_price = Float.valueOf(args[1]); } else if (args.length == 1) { max_price = Float.valueOf(args[0]); } } try { while (true) { testTicker(BTC); testTicker(LTC); getKline(); testTicker(ETC); testTicker(ETH); reawrd = (int) (coinCount * etcPrice - sourceMoney); //价格提醒 if (max_price != 0 && etcPrice > max_price) say(WIN_STR); else if (min_price != 0 && etcPrice < min_price) say(LOSE_STR); //boll提醒 int lastState = state; if (etcPrice < dn) { state = 0; } else if (etcPrice > dn && etcPrice < mb) { state = 1; } else if (etcPrice > mb && etcPrice < up) { state = 2; } else if (etcPrice > up) { state = 3; } System.out.println("boll " + bollName[state]); if (state != lastState) { say(bollNotice[state]); } Thread.sleep(sleepTime); } } catch (Exception e) { e.printStackTrace(); } } /** * 获取行情 */ public static void testTicker(String currency) { try { // String currency = "btc_cny"; // 请求地址 String url = API_DOMAIN + "/data/v1/ticker?currency=" + currency; // 请求测试 String callback = get(url, "UTF-8"); int start = callback.indexOf("\"buy\":\""); int end = callback.indexOf("\",\"high\""); System.out.print(currency.substring(0, 3) + " " + callback.substring(start + 7, end) + "\t"); // System.out.print(currency.substring(0, 3) + " " + callback.substring(start + 7, end) + "\t" + ", mb " + mb + ", up " + up + " , dn " + dn); if (currency.equals(ETC)) { float curPrice = Float.valueOf(callback.substring(start + 7, end)); if (lastPriceInt == 0) { say(CUR_PRICE_STR + curPrice + YUAN_STR); lastPriceInt = (int) curPrice; } else if ((int) curPrice > lastPriceInt) { say(CUR_PRICE_STR + PRICE_UP_STR + curPrice + YUAN_STR); lastPriceInt = (int) curPrice; } else if ((int) curPrice < lastPriceInt) { say(CUR_PRICE_STR + PRICE_DOWN_STR + curPrice + YUAN_STR); lastPriceInt = (int) curPrice; } etcPrice = curPrice; } } catch (Exception ex) { ex.printStackTrace(); } } /** * @param urlAll :请求接口 * @param charset :字符编码 * @return 返回json结果 */ public static String get(String urlAll, String charset) { BufferedReader reader = null; String result = null; StringBuffer sbf = new StringBuffer(); String userAgent = "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36";// 模拟浏览器 try { URL url = new URL(urlAll); HttpURLConnection connection = (HttpURLConnection) url.openConnection(); connection.setRequestMethod("GET"); connection.setReadTimeout(30000); connection.setConnectTimeout(30000); connection.setRequestProperty("User-agent", userAgent); connection.connect(); InputStream is = connection.getInputStream(); reader = new BufferedReader(new InputStreamReader(is, charset)); String strRead = null; while ((strRead = reader.readLine()) != null) { sbf.append(strRead); sbf.append("\r\n"); } reader.close(); result = sbf.toString(); } catch (Exception e) { e.printStackTrace(); } return result; } public static void say(String content) { try { //执行命令 Runtime.getRuntime().exec("say \"" + content + "\""); } catch (IOException e) { e.printStackTrace(); } } public static void countBOLL(float[] cs) { int n = 20; int k = 2; float endSum = 0; for (int i = 0; i < cs.length; i++) { endSum += cs[i]; } float ma = endSum / n; float mdSum = 0; for (int i = 0; i < cs.length; i++) { mdSum += (cs[i] - ma) * (cs[i] - ma); } float md = (float) Math.sqrt(mdSum / n); float mb = (endSum - cs[n - 1]) / (n - 1); float up = mb + k * md; float dn = mb - k * md; Price.mb = mb; Price.up = up; Price.dn = dn; // System.out.println("up " + up + " ,mb" + mb + " ,dn " + dn); } public static void getKline() { try { String currency = "btc_cny"; // 请求地址 String url = "http://api.chbtc.com/data/v1/kline?currency=etc_cny&type=5min&size=20"; // 请求测试 String callback = get(url, "UTF-8"); String[] split = callback.split(","); int offsex = 0; int index = 0; float cs[] = new float[20]; for (int i = 0; i < split.length; i++) { if (i == 0) { offsex += 4; } else { offsex += 6; } if (offsex < split.length) { cs[index] = Float.valueOf(split[offsex]); index++; } } countBOLL(cs); } catch (Exception ex) { ex.printStackTrace(); } } }
使用chbtn的API，整数价格变化自动语音提醒，可以自行配置价格语音提醒。
使用时直接
javac Price.java
java Price
更多say命令的使用方式请搜索 mac命令行唱歌
