package cn.com.css.misps.graph.util;
import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.regex.Matcher; import java.util.regex.Pattern;
/** * @brief DateUtil.java 日期工具类 * @attention * @author 涂作权 * @date 2013-10-13 * @note begin modify by null */ public class DateUtil {
/** * \brief 生成类似：201310181533 的时间值 * * @return * @attention * @author 涂作权 * @date 2013-10-18 * @note begin modify by null */ public static String getTimeNow() { // 使用默认时区和语言环境获得一个日历 Calendar calendar = Calendar.getInstance(); // 今年 String year = calendar.get(Calendar.YEAR) + ""; // 当月 String month = ((calendar.get(Calendar.MONTH) + 1) < 10) ? "0" + (calendar.get(Calendar.MONTH) + 1) : "" + (calendar.get(Calendar.MONTH) + 1); // 当天 String day = (calendar.get(Calendar.DAY_OF_MONTH) < 10) ? "0" + calendar.get(Calendar.DAY_OF_MONTH) : "" + calendar.get(Calendar.DAY_OF_MONTH);
// 时,24小时制几点 String hour = (calendar.get(Calendar.HOUR_OF_DAY) < 10) ? "0" + calendar.get(Calendar.HOUR_OF_DAY) : "" + calendar.get(Calendar.HOUR_OF_DAY); // 分 String minute = (calendar.get(Calendar.MINUTE) < 10) ? "0" + calendar.get(Calendar.MINUTE) : "" + calendar.get(Calendar.MINUTE); // 秒,暂时不用 // int seconds = calendar.get(Calendar.SECOND); return year + month + day + hour + minute; }
/** * \brief 获取到n天后的日期 * * @param string * @param string2 * @attention * @author 涂作权 * @date 2013-11-16 * @note begin modify by null */ public static String handleAdd(String str, Integer num) { // 获得一个默认时区和语言环境获得一个日历 Calendar calendar = Calendar.getInstance(); String newStr = null; if (str.toLowerCase().startsWith("y")) { newStr = (calendar.get(Calendar.YEAR) + num) + ""; // 判断字符里面有几个y,如果只有一个，则取得最后两位，如果有4位，则返回4位 return newStr.substring(newStr.length() - str.length()); } else if (str.startsWith("M")) { // 重新设置月份 calendar.set(Calendar.MONTH, calendar.get(Calendar.MONTH) + num); // 否则直接返回 return ((calendar.get(Calendar.MONTH) + 1) < 10) ? "0" + (calendar.get(Calendar.MONTH) + 1) : (calendar .get(Calendar.MONTH) + 1) + ""; } else if (str.startsWith("d")) { //int monthNow1 = calendar.get(Calendar.MONTH) + 1;// 获取月份
calendar.set(Calendar.DAY_OF_MONTH, calendar.get(Calendar.DAY_OF_MONTH)+ num); //int monthNow2 = calendar.get(Calendar.MONTH) + 1;// 获取月份 String mouth = ((calendar.get(Calendar.MONTH) + 1) < 10) ? "0" + (calendar.get(Calendar.MONTH) + 1) + "月" : (calendar .get(Calendar.MONTH) + 1) + "月";
return (calendar.get(Calendar.DAY_OF_MONTH) < 10) ? mouth + "0" + calendar.get(Calendar.DAY_OF_MONTH) : mouth + calendar.get(Calendar.DAY_OF_MONTH); } else if (str.startsWith("h")) { calendar.set(Calendar.HOUR_OF_DAY, calendar .get(Calendar.HOUR_OF_DAY) + num); return (calendar.get(Calendar.HOUR_OF_DAY) < 10) ? "0" + calendar.get(Calendar.HOUR_OF_DAY) : "" + calendar.get(Calendar.HOUR_OF_DAY); } else if (str.startsWith("m")) { calendar.set(Calendar.MINUTE, calendar.get(Calendar.MINUTE) + num); return (calendar.get(Calendar.MINUTE) < 10) ? "0" + calendar.get(Calendar.MINUTE) : calendar .get(Calendar.MINUTE) + ""; } else if (str.startsWith("s")) { calendar.set(Calendar.SECOND, calendar.get(Calendar.SECOND) + num); return (calendar.get(Calendar.SECOND) < 10) ? "0" + calendar.get(Calendar.SECOND) : calendar .get(Calendar.SECOND) + ""; } else { calendar.set(Calendar.MILLISECOND, calendar .get(Calendar.MILLISECOND) + num); return calendar.get(Calendar.MILLISECOND) + ""; } }
/** * \brief 获取到n天后的日期 * * @param string * @param string2 * @attention * @author 涂作权 * @date 2013-11-16 * @note begin modify by null */ public static String handleMinus(String str, Integer num) { // 获得一个默认时区和语言环境获得一个日历 Calendar calendar = Calendar.getInstance(); String newStr = null; if (str.toLowerCase().startsWith("y")) { newStr = (calendar.get(Calendar.YEAR) - num) + ""; // 判断字符里面有几个y,如果只有一个，则取得最后两位，如果有4位，则返回4位 return newStr.substring(newStr.length() - str.length()); } else if (str.startsWith("M")) { // 重新设置月份 calendar.set(Calendar.MONTH, calendar.get(Calendar.MONTH) - num); // 否则直接返回 return ((calendar.get(Calendar.MONTH) + 1) < 10) ? "0" + (calendar.get(Calendar.MONTH) + 1) : (calendar .get(Calendar.MONTH) + 1) + ""; } else if (str.startsWith("d")) { calendar.set(Calendar.DAY_OF_MONTH, calendar .get(Calendar.DAY_OF_MONTH) - num); return (calendar.get(Calendar.DAY_OF_MONTH) < 10) ? "0" + calendar.get(Calendar.DAY_OF_MONTH) : calendar .get(Calendar.DAY_OF_MONTH) + ""; } else if (str.startsWith("h")) { calendar.set(Calendar.HOUR_OF_DAY, calendar .get(Calendar.HOUR_OF_DAY) - num); return (calendar.get(Calendar.HOUR_OF_DAY) < 10) ? "0" + calendar.get(Calendar.HOUR_OF_DAY) : "" + calendar.get(Calendar.HOUR_OF_DAY); } else if (str.startsWith("m")) { calendar.set(Calendar.MINUTE, calendar.get(Calendar.MINUTE) - num); return (calendar.get(Calendar.MINUTE) < 10) ? "0" + calendar.get(Calendar.MINUTE) : calendar .get(Calendar.MINUTE) + ""; } else if (str.startsWith("s")) { calendar.set(Calendar.SECOND, calendar.get(Calendar.SECOND) - num); return (calendar.get(Calendar.SECOND) < 10) ? "0" + calendar.get(Calendar.SECOND) : calendar .get(Calendar.SECOND) + ""; } else { calendar.set(Calendar.MILLISECOND, calendar .get(Calendar.MILLISECOND) - num); return calendar.get(Calendar.MILLISECOND) + ""; } }
/** * \brief 将当前日志按照指定的格式输出字符串 * * @param aMask * @return * @attention 这里只是对当前日志进行转换 * @author toto * @date 2013-11-15 * @note begin modify by null */ public static String date2String(String aMask) { StringBuffer sb = new StringBuffer(aMask); if (aMask.contains("[") && aMask.contains("]")) { // 再将[]里面的字符串取出来，让后把它替换成想要的字符串 Pattern pattern = Pattern.compile("(\\[\\w*\\+{0,}\\-{0,}\\d{0,}\\])"); // 获得Matcher Matcher matcher = pattern.matcher(sb.toString());
while (matcher.find()) { String subMask = matcher.group(0); System.out.println("subMask = " + subMask);
// 再判断这个字符串中是否有"+"号。如果有再进行处理 if (subMask.contains("+")) { String tempSubMask = subMask.replace("[", "").replace("]", ""); String[] temp = tempSubMask.split("\\+"); String replacedString = handleAdd(temp[0], Integer .parseInt(temp[1])); sb = new StringBuffer(sb.toString().replace(subMask, replacedString)); continue; } if (subMask.contains("-")) { String tempSubMask = subMask.replace("[", "").replace("]", ""); String[] temp = tempSubMask.split("\\-"); String replacedString = handleMinus(temp[0], Integer .parseInt(temp[1])); sb = new StringBuffer(sb.toString().replace(subMask, replacedString)); continue; }
// 判断，如果有"["或"]"这种的字符还要另行处理 SimpleDateFormat df = new SimpleDateFormat(subMask); String replacedString = df.format(new Date());
// 将字串中的类似[yyyy]这样的串变成2013年这样的串 sb = new StringBuffer(sb.toString().replace(subMask, replacedString)); } return sb.toString().replace("[", "").replace("]", ""); } else { return aMask; } }
/** * \brief 判断字符串中是否有特定字母 * * @param args * @attention * @author toto * @date 2013-11-15 * @note begin modify by 修改人 修改时间 修改内容摘要说明 */ //public static void main(String[] args) { // System.out.println("YYYY".toLowerCase()); // System.out.println(date2String("SEVP_NMC_WEAP_SOB_ER24_ACHN_LNO_P9_[yy][MM][dd][HH][mm][FFF]xx.MIC")); // System.out.println(date2String("[yyyy]-[MM]-[dd] [HH]:[mm]:[ss] [E]")); // System.out.println(date2String("[yyyy].[MM].[dd] [G] 'at' [HH]:[mm]:[ss] [z]")); // System.out.println(date2String("[y][mm][dd][hh]_[mm][dd][hh]_[mm][dd].000")); //System.out.println(date2String("[y+1][MM][dd][hh]_[mm][dd][hh]_[mm][dd].000"));
// // boolean b = // Pattern.compile("(?i)[a-z]").matcher("ada123456").find(); // // System.out.println("是否包含指定字符? + " + b); // // // // Pattern pattern = pattern.compile("yy"); // // SimpleDateFormat df = null; // Date chgDate = null; // try { // // } catch (Exception e) { // // TODO: handle exception // }
// System.out.println(date2String("MM月dd日08时-dd日08时")); // System.out.println(date2String("[YY][MM][DD][HH]00[MiMi]")); // System.out.println(date2String("[y][mm][dd][hh]_[mm][dd][hh]_[mm][dd].000")); // System.out.println(date2String("-----------------------------------------")); // String str = // "SEVP_NMC_WEAP_SOB_ER24_ACHN_LNO_P9_[YY+1][MM][DD][HH][mm][FFF]xx.MIC"; // Pattern pattern = Pattern.compile("(\\[\\w*\\+{0,}\\d{0,}\\])"); // //Pattern pattern = Pattern.compile("(\\[\\w*\\])"); // // Matcher matcher = pattern.matcher(str); // while (matcher.find()) { // System.out.println("Group 0:" + matcher.group(0));// 得到第0组——整个匹配 // System.out.println("Group 1:" + matcher.group(1));// // 得到第一组匹配——与(or)匹配的 // System.out.println("Group 2:" + matcher.group(2));// // 得到第二组匹配——与(ld!)匹配的，组也就是子表达式 // System.out.println("Start 0:" + matcher.start(0) + " End 0:" // + matcher.end(0));// 总匹配的索引 // System.out.println("Start 1:" + matcher.start(1) + " End 1:" // + matcher.end(1));// 第一组匹配的索引 // System.out.println("Start 2:" + matcher.start(2) + " End 2:" // + matcher.end(2));// 第二组匹配的索引 // System.out.println(str.substring(matcher.start(0), // matcher.end(1)));// 从总匹配开始索引到第1组匹配的结束索引之间子串——Wor // } //获取当前日历类 //Calendar calendar = Calendar.getInstance(); //calendar.set(Calendar.YEAR, Calendar.YEAR+1); //System.out.println(calendar.get(Calendar.YEAR)+1); //calendar.set(Calendar.MONTH, calendar.get(Calendar.MONTH)+3); //System.out.println(calendar.get(Calendar.MONTH)); //calendar.set(Calendar.DAY_OF_MONTH, calendar.get(Calendar.DAY_OF_MONTH) + 3); //calendar.set(Calendar.HOUR_OF_DAY, calendar.get(Calendar.HOUR_OF_DAY) + 3); //System.out.println(calendar.get(Calendar.HOUR_OF_DAY)); //} }
