本文介绍了如果我们在数据库中只有国家代码,则获取货币代码的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有获得国家货币的问题,我通过这些代码在数据库中有国家代码我必须在java中获取国家代码我如何为此建立代码请建议我。
im试用这个例子,但它无效。
i have problem getting the country currency, i am having the country code in database through these code i have to get the country code in java how do i make the code for this please suggest me.i m trying with this example but its not working.
class Utils {
public static SortedMap<Currency, Locale> currencyLocaleMap;
static {
currencyLocaleMap = new TreeMap<Currency, Locale>(
new Comparator<Currency>() {
public int compare(Currency c1, Currency c2) {
return c1.getCurrencyCode().compareTo(
c2.getCurrencyCode());
}
});
for (Locale locale : Locale.getAvailableLocales()) {
try {
Currency currency = Currency.getInstance(locale);
currencyLocaleMap.put(currency, locale);
} catch (Exception e) {
}
}
}
public static String getCurrencySymbol(String currencyCode) {
Currency currency = Currency.getInstance(currencyCode);
System.out.println(currencyCode + ":-"
+ currency.getSymbol(currencyLocaleMap.get(currency)));
return currency.getSymbol(currencyLocaleMap.get(currency));
}
}
public class GetCurrency {
public static void main(String[] args) {
Utils.getCurrencySymbol(Currency.getInstance("INR").getCurrencyCode());
Utils.getCurrencySymbol(Currency.getInstance(Locale.JAPAN)
.getCurrencyCode());
Utils.getCurrencySymbol(Currency.getInstance(Locale.UK)
.getCurrencyCode());
Utils.getCurrencySymbol("INR");
}
}
推荐答案
i找到我的问题的解决方案这是我已经完成的代码。
i found the solution for my problem this is the code i have done.
public static Map<Currency, Locale> getCurrencyLocaleMap() {
Map<Currency, Locale> currencyLocaleMap = new HashMap<Currency, Locale>();
for (Locale locale : Locale.getAvailableLocales()) {
try {
Currency currency = Currency.getInstance(locale);
currencyLocaleMap.put(currency, locale);
} catch (Exception e) {
}
}
return currencyLocaleMap;
}
public static String getCurrencySymbol(String currencyCode) {
String currencySymbol = null;
if (currencyCode == null || currencyCode.isEmpty()) {
currencySymbol = currencyCode;
} else {
Locale currencyLocale = null;
Map<Currency, Locale> currencyLocaleMap = null;
Currency currency = null;
try {
currency = Currency.getInstance(currencyCode);
currencyLocaleMap = getCurrencyLocaleMap();
currencyLocale = currencyLocaleMap.get(currency);
} catch (Exception e) {
System.out.println("No symbol is there for currencyCode="
+ currencyCode);
}
if (currency != null && currencyLocale != null) {
currencySymbol = currency.getSymbol(currencyLocaleMap
.get(currency));
} else {
currencySymbol = currencyCode;
}
}
return currencySymbol;
}
}
这篇关于如果我们在数据库中只有国家代码,则获取货币代码的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!