initial commit

1 files changed, 142 insertions, 0 deletions

diff --git a/src/com/nis/nmsclient/util/DateUtil.java b/src/com/nis/nmsclient/util/DateUtil.java
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+++ b/src/com/nis/nmsclient/util/DateUtil.java
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+package com.nis.nmsclient.util;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import org.apache.log4j.Logger;
+
+public class DateUtil {
+	static Logger logger = Logger.getLogger(DateUtil.class);
+	/**
+	 * 处理日期时，用到参数。格式24小时制yyyy-MM-dd HH:mm:ss
+	 */
+	public static final SimpleDateFormat YYYY_MM_DD_HH24_MM_SS = new SimpleDateFormat(
+			"yyyy-MM-dd HH:mm:ss");
+	/**
+	 * 处理日期时，用到参数。格式24小时制yyyyMMddHHmmss
+	 */
+	public static final SimpleDateFormat YYYYMMDDHH24MMSS = new SimpleDateFormat(
+			"yyyyMMddHHmmss");
+	/**
+	 * 处理日期时，用到参数。格式为yyyy-MM-dd
+	 */
+	public static final SimpleDateFormat YYYY_MM_DD = new SimpleDateFormat(
+			"yyyy-MM-dd");
+	/**
+	 * 处理日期时，用到参数。格式为yyyyMMdd
+	 */
+	public static final SimpleDateFormat YYYYMMDD = new SimpleDateFormat(
+			"yyyyMMdd");
+	
+
+	/**
+	 * 获得当前日期
+	 * 
+	 * @return
+	 */
+	public static String getCurrentDate(SimpleDateFormat sf) {
+		if(sf==null){
+			sf = YYYY_MM_DD;
+		}
+		return sf.format(new Date());
+	}
+	
+	/**
+	 * 获得某日期的指定格式的字符串
+	 * @param sf
+	 * @param date
+	 * @return
+	 */
+	public static String getStingDate(SimpleDateFormat sf, Date date) {
+		if(date==null){
+			date = new Date();
+		}
+		if(sf==null){
+			sf = YYYY_MM_DD;
+		}
+		
+		return sf.format(date);
+	}
+	
+	public static long getDaysFromBeginToEnd(SimpleDateFormat dateFormat,
+			String begin, String end) {
+		Date beginD = null;
+		Date endD = null;
+		long days = 0;
+		try {
+			if (begin != null && !"".equals(begin)) {
+				beginD = dateFormat.parse(begin);
+			} else {
+				beginD = new Date();
+			}
+			if (end != null && !"".equals(end)) {
+				endD = dateFormat.parse(end);
+			} else {
+				endD = new Date();
+			}
+			days = getDaysFromBeginToEnd(beginD, endD);
+		} catch (ParseException e) {
+			logger.error(Utils.printExceptionStack(e));
+			return days;
+		}
+
+		return days;
+
+	}
+	
+	public static long getDaysFromBeginToEnd(Date begin, Date end) {
+		long days = 0;
+		if (begin != null && end != null) {
+			days = getDaysFromBeginToEnd(begin.getTime(), end.getTime());
+		}
+
+		return days;
+
+	}
+	
+	public static long getDaysFromBeginToEnd(long begin, long end) {
+		return (end - begin) / (24 * 60 * 60 * 1000);
+	}
+	
+	public static long getMinutesFromBeginToEnd(SimpleDateFormat dateFormat,
+			String begin, String end) {
+		Date beginD = null;
+		Date endD = null;
+		long days = 0;
+		try {
+			if (begin != null && !"".equals(begin)) {
+				beginD = dateFormat.parse(begin);
+			} else {
+				beginD = new Date();
+			}
+			if (end != null && !"".equals(end)) {
+				endD = dateFormat.parse(end);
+			} else {
+				endD = new Date();
+			}
+			days = getMinutesFromBeginToEnd(beginD, endD);
+		} catch (ParseException e) {
+			logger.error(Utils.printExceptionStack(e));
+			return days;
+		}
+
+		return days;
+
+	}
+	
+	public static long getMinutesFromBeginToEnd(Date begin, Date end) {
+		long days = 0;
+		if (begin != null && end != null) {
+			days = getMinutesFromBeginToEnd(begin.getTime(), end.getTime());
+		}
+
+		return days;
+
+	}
+	
+	public static long getMinutesFromBeginToEnd(long begin, long end) {
+		return (end - begin) / (60 * 1000);
+	}
+	
+}