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fix bug

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This commit is contained in:
Looly
2022-05-30 07:49:47 +08:00
parent e1437f9b65
commit 28a565da25
4 changed files with 55 additions and 22 deletions
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43
hutool-core/src/main/java/cn/hutool/core/math/NumberUtil.java
View File

@@ -1242,12 +1242,13 @@ public class NumberUtil {
* @return 是否为整数
*/
public static boolean isInteger(final String s) {
if(StrUtil.isNotBlank(s)) {
try {
Integer.parseInt(s);
} catch (final NumberFormatException e) {
return false;
}
if(StrUtil.isBlank(s)) {
return false;
}
try {
Integer.parseInt(s);
} catch (final NumberFormatException e) {
return false;
}
return true;
}
@@ -1261,12 +1262,13 @@ public class NumberUtil {
* @since 4.0.0
*/
public static boolean isLong(final String s) {
if (StrUtil.isNotBlank(s)) {
try {
Long.parseLong(s);
} catch (final NumberFormatException e) {
return false;
}
if(StrUtil.isBlank(s)) {
return false;
}
try {
Long.parseLong(s);
} catch (final NumberFormatException e) {
return false;
}
return true;
}
@@ -1278,15 +1280,16 @@ public class NumberUtil {
* @return 是否为{@link Double}类型
*/
public static boolean isDouble(final String s) {
if (StrUtil.isNotBlank(s)) {
try {
Double.parseDouble(s);
return s.contains(".");
} catch (final NumberFormatException ignore) {
// ignore
}
if(StrUtil.isBlank(s)) {
return false;
}
return false;
try {
Double.parseDouble(s);
return s.contains(".");
} catch (final NumberFormatException ignore) {
// ignore
}
return true;
}
/**

6
hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
View File

@@ -62,6 +62,9 @@ public class NumberUtilTest {
Assert.assertTrue(NumberUtil.isInteger("0256"));
Assert.assertTrue(NumberUtil.isInteger("0"));
Assert.assertFalse(NumberUtil.isInteger("23.4"));
Assert.assertFalse(NumberUtil.isInteger(null));
Assert.assertFalse(NumberUtil.isInteger(""));
Assert.assertFalse(NumberUtil.isInteger(" "));
}
@Test
@@ -71,6 +74,9 @@ public class NumberUtilTest {
Assert.assertTrue(NumberUtil.isLong("0256"));
Assert.assertTrue(NumberUtil.isLong("0"));
Assert.assertFalse(NumberUtil.isLong("23.4"));
Assert.assertFalse(NumberUtil.isLong(null));
Assert.assertFalse(NumberUtil.isLong(""));
Assert.assertFalse(NumberUtil.isLong(" "));
}
@Test