svn-gvsig-desktop / tags / Root_v06 / libraries / libIverUtiles / src / com / iver / utiles / DateTime.java @ 4811
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.utiles; |
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import java.util.Calendar; |
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import java.util.Date; |
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import java.util.GregorianCalendar; |
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import java.util.Locale; |
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/**
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* This class contains static methods to manage Dates. It was principally
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* created because of some problems doing the "String do DateTime"
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* and the "DateTime to String" conversions.
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*
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* @author Jorge Piera Llodr? (piera_jor@gva.es)
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*/
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public class DateTime { |
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/**
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* returns the current date
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*
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*
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* @return java.util.Date
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*/
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public static Date getCurrentDate() { |
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Calendar cal = new GregorianCalendar(); |
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return cal.getTime();
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} |
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/**
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* It trnasforms one date in one String
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*
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*
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* @return A String
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* @param dtK Date
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* @param sFormat Date format. Example: "Y-m-d H:i:s.Z";
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*/
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public static String dateToString(Date dtK, String sFormat) { |
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String sDate;
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int nYear;
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int nMonth;
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int nDay;
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int nHour;
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int nMinute;
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int nSecond;
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int nMS;
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Calendar clnK;
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String sf;
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int jc;
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clnK = Calendar.getInstance(Locale.US); |
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clnK.setTime(dtK); |
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nYear = clnK.get(Calendar.YEAR);
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nMonth = 1 + clnK.get(Calendar.MONTH); |
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nDay = clnK.get(Calendar.DAY_OF_MONTH);
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nHour = clnK.get(Calendar.HOUR_OF_DAY);
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nMinute = clnK.get(Calendar.MINUTE);
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nSecond = clnK.get(Calendar.SECOND);
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nMS = clnK.get(Calendar.MILLISECOND);
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sDate = "";
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for (jc = 0; jc < sFormat.length(); jc++) { |
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switch (sFormat.charAt(jc)) {
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case 'Y': |
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sDate += nYear; |
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break;
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case 'm': |
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sf = "" + nMonth;
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if (nMonth < 10) { |
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sf = "0" + sf;
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} |
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sDate += sf; |
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break;
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case 'd': |
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sf = "" + nDay;
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if (nDay < 10) { |
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sf = "0" + sf;
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} |
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sDate += sf; |
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break;
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case 'H': |
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sf = "" + nHour;
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if (nHour < 10) { |
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sf = "0" + sf;
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} |
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sDate += sf; |
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break;
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case 'i': |
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sf = "" + nMinute;
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if (nMinute < 10) { |
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sf = "0" + sf;
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} |
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sDate += sf; |
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break;
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case 's': |
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sf = "" + nSecond;
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if (nSecond < 10) { |
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sf = "0" + sf;
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} |
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sDate += sf; |
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break;
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case 'Z': |
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sf = "" + nMS;
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if (nMS < 10) { |
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sf = "0" + sf;
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} |
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sDate += sf; |
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break;
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default:
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sDate += sFormat.substring(jc, jc + 1);
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} |
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} |
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return sDate;
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} |
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/**
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* It transfoms one String in one Date
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*
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*
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* @return Date
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* @param sDate String
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*/
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public static Date stringToDate(String sDate) { |
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Date dtRes;
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Calendar clnK;
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int nYear;
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int nMonth;
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int nDay;
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int nHour;
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int nMinute;
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int nSecond;
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int nMS;
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String sf;
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for (; sDate.length() < 23;) |
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sDate += "0";
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sf = sDate.substring(0, 4); |
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nYear = Integer.parseInt(sf);
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sf = sDate.substring(5, 7); |
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nMonth = Integer.parseInt(sf) - 1; |
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sf = sDate.substring(8, 10); |
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nDay = Integer.parseInt(sf);
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sf = sDate.substring(11, 13); |
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nHour = Integer.parseInt(sf);
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sf = sDate.substring(14, 16); |
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nMinute = Integer.parseInt(sf);
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sf = sDate.substring(17, 19); |
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nSecond = Integer.parseInt(sf);
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sf = sDate.substring(20, 23); |
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nMS = Integer.parseInt(sf);
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clnK = Calendar.getInstance(Locale.US); |
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clnK.set(nYear, nMonth, nDay, nHour, nMinute, nSecond); |
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clnK.set(Calendar.MILLISECOND, nMS);
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dtRes = new Date(); |
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dtRes = clnK.getTime(); |
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// sf=dateToString(dtRes,"Y-m-d H:i:s.Z");
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return dtRes;
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} |
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} |