本文整理汇总了Java中com.ibm.icu.text.NumberFormat.getScientificInstance方法的典型用法代码示例。如果您正苦于以下问题：Java NumberFormat.getScientificInstance方法的具体用法？Java NumberFormat.getScientificInstance怎么用？Java NumberFormat.getScientificInstance使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.ibm.icu.text.NumberFormat的用法示例。
在下文中一共展示了NumberFormat.getScientificInstance方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: guessNumberFormat
import com.ibm.icu.text.NumberFormat; //导入方法依赖的package包/类
/**
* This function can be overridden by subclasses to use different heuristics.
* <b>It MUST return a 'safe' value,
* one whose modification will not affect this object.</b>
*
* @param style
* @draft ICU 3.6
* @provisional This API might change or be removed in a future release.
*/
protected NumberFormat guessNumberFormat(int style) {
NumberFormat result;
ULocale nfLocale = getAvailableLocale(TYPE_NUMBERFORMAT);
if (nfLocale == null) {
nfLocale = ULocale.ROOT;
}
switch (style) {
case NF_NUMBER:
result = NumberFormat.getInstance(nfLocale);
break;
case NF_SCIENTIFIC:
result = NumberFormat.getScientificInstance(nfLocale);
break;
case NF_INTEGER:
result = NumberFormat.getIntegerInstance(nfLocale);
break;
case NF_PERCENT:
result = NumberFormat.getPercentInstance(nfLocale);
break;
case NF_CURRENCY:
result = NumberFormat.getCurrencyInstance(nfLocale);
result.setCurrency(getCurrency());
break;
default:
throw new IllegalArgumentException("Unknown number format style");
}
return result;
}
示例2: formatNumber
import com.ibm.icu.text.NumberFormat; //导入方法依赖的package包/类
public String formatNumber(final Number n, final LotusNumberOptions lno) {
NumberFormat nf;
/*
* It would have been more convenient to use NumberFormat.getInstance(locale, style),
* but this method is private in com.ibm.icu_3.8.1.v20120530.jar.
* (Seems to be public as of ICU 4.2.)
*/
if (lno.format == 'C')
nf = NumberFormat.getCurrencyInstance(iLocale);
else if (lno.format == 'S')
nf = NumberFormat.getScientificInstance(iLocale);
else if (lno.format == '%')
nf = NumberFormat.getPercentInstance(iLocale);
else
nf = NumberFormat.getNumberInstance(iLocale);
nf.setGroupingUsed(lno.useGrouping);
nf.setMaximumIntegerDigits(1000);
if (lno.fractionDigits != -1) {
nf.setMinimumFractionDigits(lno.fractionDigits);
nf.setMaximumFractionDigits(lno.fractionDigits);
} else
nf.setMaximumFractionDigits(1000);
String ret = nf.format(n);
do {
if (lno.format != 'G' || ret.length() <= 15)
break;
/*
* In this case, Lotus implicitly switches to scientific style.
* When useGrouping is in effect, the limit decreases from 15 to 12 in Lotus
* (i.e. the grouping bytes are likewise counted), but we are not going to
* imitate this strange behaviour.
*/
String tester = ret;
if (lno.useGrouping) {
nf.setGroupingUsed(false);
tester = nf.format(n);
}
int minus = (tester.charAt(0) == '-') ? 1 : 0;
int lh = tester.length();
if (lh - minus <= 15)
break;
int komma = minus;
for (; komma < lh; komma++)
if (!Character.isDigit(tester.charAt(komma)))
break;
if (komma - minus <= 15)
break;
nf = NumberFormat.getScientificInstance(iLocale);
nf.setGroupingUsed(lno.useGrouping);
ret = nf.format(n);
} while (false);
if (lno.negativeAsParentheses && ret.charAt(0) == '-')
ret = '(' + ret.substring(1) + ')';
return ret;
}