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!669 检查值是否在指定范围内

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Merge pull request !669 from GuoZG/v5-dev
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Looly 2022-06-30 09:51:56 +00:00 committed by Gitee
commit 3c7513a2bb
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2 changed files with 26 additions and 0 deletions
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18
hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
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@ -1813,6 +1813,24 @@ public class NumberUtil {
return bigNum1.compareTo(bigNum2) <= 0; return bigNum1.compareTo(bigNum2) <= 0;
} }
/**
* 检查值是否在指定范围内
*
* @param value 值
* @param min 最小值（包含）
* @param max 最大值（包含）
* @return 经过检查后的值
**/
public static boolean isIn(final BigDecimal value, final BigDecimal min,final BigDecimal max){
Assert.notNull(value);
Assert.notNull(min);
Assert.notNull(max);
if(isGreaterOrEqual(value,min) && isLessOrEqual(value,max)){
return true;
}
return false;
}
/** /**
* 比较大小，值相等 返回true<br> * 比较大小，值相等 返回true<br>
* 此方法通过调用{@link Double#doubleToLongBits(double)}方法来判断是否相等<br> * 此方法通过调用{@link Double#doubleToLongBits(double)}方法来判断是否相等<br>

8
hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
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@ -463,4 +463,12 @@ public class NumberUtilTest {
Assert.assertFalse(NumberUtil.isDouble(" ")); Assert.assertFalse(NumberUtil.isDouble(" "));
} }
@Test
public void range(){
Assert.assertFalse(NumberUtil.isIn(new BigDecimal("1"),new BigDecimal("2"),new BigDecimal("12")));
Assert.assertTrue(NumberUtil.isIn(new BigDecimal("1"),new BigDecimal("1"),new BigDecimal("2")));
Assert.assertTrue(NumberUtil.isIn(new BigDecimal("1"),new BigDecimal("0"),new BigDecimal("2")));
Assert.assertFalse(NumberUtil.isIn(new BigDecimal("0.23"),new BigDecimal("0.12"),new BigDecimal("0.22")));
Assert.assertTrue(NumberUtil.isIn(new BigDecimal("-0.12"),new BigDecimal("-0.3"),new BigDecimal("0")));
}
} }