Java 时间Util类

 import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import com.paic.is.dispatch.TMPEntry;
public class DateTimeUtil
{
public final static String LOCAL_SHORT_DATE_FORMAT = "yyyy-MM-dd";
public final static String LOCAL_LONG_DATE_FORMAT = "yyyy-MM-dd HH:mm:ss";
public final static String STAND_LONG_DATE_FORMAT = "yyyy/MM/dd HH:mm:ss";
public final static String STAND_SHORT_DATE_FORMAT = "yyyy/MM/dd";
public static Date getCurrentDate()
{
return new Date(System.currentTimeMillis());
}
public static String getCurrentDateLocalFormatString()
{
return new SimpleDateFormat(LOCAL_LONG_DATE_FORMAT).format(getCurrentDate());
}
public static String getCurrentDateFormatString(String dateFormat)
{
return new SimpleDateFormat(dateFormat).format(getCurrentDate());
}
public static String getFormatString(Date date, String dateFormat)
{
return new SimpleDateFormat(dateFormat).format(date);
}
public static Date getDateByFormat(String dateString, String dateFormat)
{
if(StringUtil.IsEmpty(dateString) || StringUtil.IsEmpty(dateFormat))
{
return null;
}

SimpleDateFormat format = new SimpleDateFormat(dateFormat);
Date date = null;
try
{
date = format.parse(dateString);
}
catch(Exception ex)
{
ExceptionDefaultHandler.handle(ex, TMPEntry.getCurrentTMPFileName() + ".log");
}
return date;
}

public static Calendar getCalendarByDate(Date date)
{
Calendar calendar=Calendar.getInstance();
calendar.setTime(date);

return calendar;
}
}