如何在DateTime字段中添加HOURS:MINUTES:SECONDS值?
在示例中,我希望在包含dimetime值的字段中添加(sum)字符串值,其中包含HH中的值:MM:SECONDS。
ReportDate是2013-01-01 10:00:00
要添加的值为:120:34:29
结果应该是:2013-01-06 10:34:00
我尝试过:
GregorianCalendar c = new GregorianCalendar();
c.setTime(reportDate);
String toAdd='120:34:29';
c.add(Calendar.HOUR, toAdd);
java.util.Date targetFinish = c.getTime();
SystemOutPrintln(targetFinish.toString());
如此有问题的行是c.add(Calendar.HOUR, toAdd);
如何添加这些值?我想在格列高利历上做。并希望在SysOut中拥有新的价值;
谢谢
答案 0 :(得分:2)
您可以将文本解析为小时,分钟和秒,并将其添加为 -
String[] time ="120:34:29".split(":");
c.add(Calendar.HOUR, Integer.parseInt(time[0]));
c.add(Calendar.MINUTE, Integer.parseInt(time[1]));
c.add(Calendar.SECOND, Integer.parseInt(time[2]));
答案 1 :(得分:2)
GregorianCalendar c = new GregorianCalendar();
c.setTime(reportDate);
String[] toAdd = "120:34:29".split(":");
int hours = Integer.parseInt(toAdd[0]);
int mins = Integer.parseInt(toAdd[1]);
int secs = Integer.parseInt(toAdd[2]);
c.add(Calendar.SECOND, secs);
c.add(Calendar.MINUTE, mins);
c.add(Calendar.HOUR, hours);
java.util.Date targetFinish = c.getTime();
SystemOutPrintln(targetFinish.toString());