jna-demo.zip_DEMO_JNA demo_java jna_jna的demo_vertical6t2

package com.jiewen.mispos.api; import java.security.MessageDigest; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; public class PubTools { private final static char[] mChars = "0123456789ABCDEF".toCharArray(); public static final byte[] iniKey = { 00, 00, 00, 00, 00, 00, 00, 00 }; public static final byte[] key = { 01, 03, 20, 34, 12, 40, 23, 50, 23, 22, 11, 26, 38, 49, 53, 33 }; /** * 姣旇緝涓や釜鏃ユ湡澶у皬 * * @param String * @return */ public static int compareDateString(String st1Date1, String strDate2) { return compareDateString(st1Date1, strDate2, "yyyy-MM-dd"); } /** * 姣旇緝涓や釜鏃ユ湡澶у皬 */ public static int compareDateString(String st1Date1, String strDate2, String format) { SimpleDateFormat sdf = new SimpleDateFormat(format); int ret = 0; try { Date d1 = sdf.parse(st1Date1); Date d2 = sdf.parse(strDate2); long result = d1.getTime() - d2.getTime(); if (result > 0) { ret = 1; } else if (result < 0) { ret = -1; } else { ret = 0; } } catch (ParseException e) { e.printStackTrace(); } return ret; } /** * 鑾峰彇涓ゅぉ鐩稿樊鍑犲ぉ 鏍煎紡 yyyy-MM-dd HH:mm:ss * * @param startTime * @param endTime * @param format */ public static long dateDiff(String startTime, String endTime, String format) { // 鎸夌収浼犲叆鐨勬牸寮忕敓鎴愪竴涓猻impledateformate瀵硅薄 long day = -9999; try { SimpleDateFormat df = new SimpleDateFormat(format); java.util.Date startDate = df.parse(startTime); java.util.Date endDate = df.parse(endTime); day = getDifferDays(startDate, endDate); } catch (Exception e) { e.printStackTrace(); return -9999L; } return day; } public static long getDifferDays(Date startDate, Date endDate) { long day = -9999L; long l = startDate.getTime() - endDate.getTime(); day = l / (24 * 60 * 60 * 1000); long hour = (l / (60 * 60 * 1000) - day * 24); long min = ((l / (60 * 1000)) - day * 24 * 60 - hour * 60); long s = (l / 1000 - day * 24 * 60 * 60 - hour * 60 * 60 - min * 60); if (hour + min + s > 0) { day = day + 1; } return day; } /** * 鑾峰彇涓ゅぉ鐩稿樊鍑犲ぉ 鏍煎紡 yyyy-MM-dd HH:mm:ss * * @param startTime * @param endTime * @param format */ public static long dateDiff(String startTime, String endTime) { // 鎸夌収浼犲叆鐨勬牸寮忕敓鎴愪竴涓猻impledateformate瀵硅薄 long day = -9999; try { SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); java.util.Date startDate = df.parse(startTime); java.util.Date endDate = df.parse(endTime); day = getDifferDays(startDate, endDate); } catch (Exception e) { e.printStackTrace(); return -9999L; } return day; } /** * 鍙栦笅鍑犲ぉ * * @param srtDate * @param format * @param i * @return */ public static String getNextDay(String srtDate, String format, int i) { Calendar cal = Calendar.getInstance(); Date date = new Date(); date = stringToDate(srtDate, format); cal.setTime(date); cal.add(cal.DATE, i); return dateToString(cal.getTime(), format); } public static Date getNextDay(Date startDate, int i) { Calendar cal = Calendar.getInstance(); cal.setTime(startDate); cal.add(cal.DATE, i); return cal.getTime(); } /** * 鍙栦笅涓?澶? * * @param srtDate * @param format * @param i * @return */ public static String getNextDay(String srtDate, String format) { return getNextDay(srtDate, format, 1); } /** * 鍔熻兘锛氬湪缁欏畾鐨勭簿搴﹁寖鍥村唴姣旇緝涓や釜鍙岀簿搴︽暟鐨勫ぇ灏? 鍙傛暟锛? d1,d2:寰呮瘮杈冪殑鏁? scale:姣旇緝鍒板皬鏁扮偣鍚庝綅鏁? if d1>d2 return 1 * if d1=d2 return 0 if d1<d2 return -1 姣旇緝鏃跺灏忔暟浣嶆暟鐨勫悗涓?浣嶆寜鍥涜垗浜斿叆鍚庢瘮杈? 渚嬪: d1=2.115, * d2=2.112, scale=2, 鍒? 杩斿洖涓?1锛岃〃绀篸1>d2, d1=2.114, d2=2.112, scale=2, 鍒? * 杩斿洖涓?0,琛ㄧずd1=d2, d1=2.1149, d2=2.112, scale=2, 鍒? 杩斿洖涓?0,琛ㄧずd1=d2, * * @param d1 * @param d2 * @param scale * @return */ public static int compareDouble(double d1, double d2, int scale) { long l1, l2; long times = Math.round(Math.pow(10, scale)); l1 = Math.round(d1 * times); l2 = Math.round(d2 * times); if (l1 > l2) { return 1; } else if (l1 == l2) { return 0; } else { return -1; } } /** * 灏嗘棩鏈熻浆鎹㈡垚format鏍煎紡鐨勫瓧绗︿覆 yyyy-MM-dd HH:mm:ss * * @param date * @param format * @return */ public static String dateToString(Date date, String format) { SimpleDateFormat sdf = new SimpleDateFormat(format); return sdf.format(date); } /** * 灏嗗綋鍓嶆棩鏈熻浆鎹㈡垚浠绘剰鏍煎紡鐨勫瓧绗︿覆 yyyy-MM-dd HH:mm:ss * * @param format * @return */ public static String dateToString(String format) { return dateToString(new Date(), format); } /** * 灏嗗綋鍓嶆棩鏈熻浆鎹㈡垚"yyyy-MM-dd"鏍煎紡鐨勫瓧绗︿覆 * * @return */ public static String dateToString() { return dateToString(new Date(), "yyyy-MM-dd"); } /** * 灏嗗綋鍓嶆棩鏈熻浆鎹㈡垚"yyyy-MM-dd"鏍煎紡鐨勬棩鏈? * * @return */ public static Date dateToDate() { return stringToDate(dateToString(), "yyyy-MM-dd"); } /** * 灏嗗綋鍓嶆棩鏈熻浆鎹㈡垚浠讳竴鏍煎紡鐨勬棩鏈? * * @param format * @return */ public static Date dateToDate(String format) { return stringToDate(dateToString(format), format); } /** * 瀛楃涓茶浆鎹㈡垚鏃ユ湡 * * @param str * @param toFormat * @return */ public static Date stringToDate(String str, String toFormat) { SimpleDateFormat format = new SimpleDateFormat(toFormat); Date date = null; try { date = format.parse(str); } catch (ParseException e) { e.printStackTrace(); } return date; } // ********************************************* /** * 鏁村瀷鍓嶈ˉ0 * * @param intFrom * @param len * @return */ public static String formatInt(int intFrom, int len) { // 0 浠ｈ〃鍓嶉潰琛ュ厖0 String strlen = "%0" + len + "d"; String strRet = String.format(strlen, intFrom); return strRet; } /** * 瀛楃涓插墠琛ョ┖鏍? * * @param str * @param len * @return */ public static String formatString(String str, int len) { // 鍓嶉潰琛ュ厖绌烘牸 String strlen = "%" + len + "s"; String strRet = String.format(strlen, str); return strRet; } /** * 瀛楃涓插悗琛ョ┖鏍? * @param str * @param len * @return */ public static String rightFormatString(String str, int len) { // 鍓嶉潰琛ュ厖绌烘牸 String strlen = "%-" + len + "s"; String strRet = String.format(strlen, str); return strRet; } /** * 鏁村瀷鍓嶈ˉ0 * * @param intFrom * @return */ public static String formatInt(int intFrom) { // 0 浠ｈ〃鍓嶉潰琛ュ厖0 String strlen = "%03d"; String strRet = String.format(strlen, intFrom); return strRet; } /** * 16杩涘埗杞琲nt * * @param content * @return */ public static int hexToInt(String content) { if ("-1".equals(content.trim())) { return -1; } else { return Integer.valueOf(content, 16); } } /** * int杞?16杩涘埗 * * @param content * @return */ public static String intToHex(int content) { if (content == -1) { return -1 + " "; } else { return flushLeft(Integer.toHexString(content).toUpperCase()); } } public static String intToHex(int content ,int len) { if (content == -1) { return -1 + " "; } else { return flushLeft(Integer.toHexString(content).toUpperCase(),len); } } /** * String 宸﹁ˉ0 * * @param content * @return */ public static String flushLeft(String content) { StringBuffer cs = new