Java ʱ¼ä·¶Î§ Util
import java.util.Date;
public class TimeSpan
{
public final static TimeSpan ZERO = new TimeSpan(0);
private long _totalMilliSeconds = 0;
public TimeSpan(long totalMilliSeconds)
{
_totalMilliSeconds = totalMilliSeconds;
}
public TimeSpan(Date afterDate, Date beforeDate)
{
this(afterDate.getTime() - beforeDate.getTime());
}
public long getMilliSeconds()
{
return _totalMilliSeconds;
}
public long getSeconds()
{
return Math.round(_totalMilliSeconds/1000);
}
public long getMinutes()
{
return Math.round(_totalMilliSeconds/(1000*60));
}
public long getHours()
{
return Math.round(_totalMilliSeconds/(1000*60*60));
}
}
Ïà¹ØÎĵµ£º
CoreJava¶àÏß³Ì
Ï̵߳ĸÅÄ
Ïß³ÌÖ¸½ø³ÌÖеÄÒ»¸öÖ´ÐÐÁ÷³Ì£¬Ò»¸ö½ø³Ì¿ÉÒÔ°üº¬¶à¸öÏ̡߳£
ÿһ¸ö½ø³Ì¶¼¶ÀÏíÒ»¿éÄÚ´æ¿Õ¼ä¡£Ã¿¸ö½ø³Ì¶¼ÐèÒª²Ù×÷ϵͳΪÆä·ÖÅä¶ÀÁ¢µÄÄÚ´æµØÖ·£¬¶øͬһ½ø³ÌÖеĶà¸öÏß³ÌÔÚͬһ¿éµØÖ·¿Õ¼ä¹¤×÷£¬ËûÃǹ²ÏíÒ»¿éÄÚ´æºÍ×ÊÔ´¡£
javaÖÐÓÐÁ½Öз½·¨´´½¨Ò»¸ö¶àÏß³ÌÀࣺ
1¡¢¼Ì³Ðjava.lang.ThreadÀ࣬¸²¸ÇT ......
¿Î³ÌÄÚÈÝ
¸ü¼ÓʵÓÿÆѧµÄJava»ù´¡¿Î³Ì
¾ßÓÐÔúʵµÄ±àÂ빦µ×ÊÇÒ»¸öJava¹¤³Ìʦ±Ø±¸µÄÄÜÁ¦£¬ÎÒÃÇÁ¦Çó´ÓѧԱ½Ó´¥JavaµÄµÚÒ»ÌìÆð¾ÍÅàÑøÆäÐγÉÕýȷ˼¿¼ÎÊÌâµÄ·½Ê½¡£ÎÒÃǵĹØ×¢µã²»½ö½öÔÚÓÚ¶Ôij¸öÀà¿â£¨API£©µÄÕÆÎÕ£¬¸ü¶àµÄÊÇÏòѧԱչʾÆóÒµÖÐÕæÕýÒªÖØÊÓµÄÎÊÌ⣬ÀýÈçÒì³£ÈçºÎ´¦Àí¡¢Ëã·¨ÈçºÎÓÅ»¯µÈ¡£Í¬Ê±£¬ÎÒÃÇ×¢ÖØÈÃѧԱÑø³ÉÁ¼ºÃµ ......
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 H ......
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
public class ExceptionDefaultHandler
{
private final static String _relativeExceptionLogPath = "log";
private final static String _defaultExceptionLogFileName = "exception.log";
......
public class StringUtil
{
public static String convertToStringWithTrim(Object object)
{
if(null == object)
{
return null;
}
String returnStr = (String)object;
return Trim(returnStr);
}
public static String Trim(String str)
{
if(IsEmpty(str))
{
r ......