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if (StringUtils.isEmpty(str)) {
System.out.println(str.toUpperCase());
}
StringUtils.split(" abc def ") -> ["abc", "def"]
StringUtils.split("abc def", null) -> ["abc", "def"]
StringUtils.split("ab:cd:ef", ":") -> ["ab", "cd", "ef"]
StringUtils.split("ab::ef", ":") -> ["ab", "ef"]
StringUtils.join([null, "", "a", "bc"]) -> "abc"
StringUtils.join(["a", "b", "c"], null) -> "abc"
StringUtils.join([null, "", "a", "bc"], ',') -> ",,a,bc"
Calendar cal =
DateUtils.round(Calendar.getInstance(), Calendar.DATE)
Calendar cal =
DateUtils.truncate(Calendar.getInstance(), Calendar.DATE)
Iterator days =
DateUtils.iterator(Calendar.getInstance(), DateUtils.RANGE_WEEK_SUNDAY)
Modified by MT22(Moriwaki Takashi)
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