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添加一个带默认值的 Ipv4Util.ipv4ToLong 方法

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This commit is contained in:
lihai03 2022-06-20 11:12:21 +08:00
parent 96c9a3529c
commit 916a56dac3
2 changed files with 24 additions and 0 deletions
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11
hutool-core/src/main/java/cn/hutool/core/net/Ipv4Util.java
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@ -4,6 +4,7 @@ import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.lang.PatternPool;
import cn.hutool.core.lang.Validator;
import cn.hutool.core.util.CharUtil;
import cn.hutool.core.util.StrUtil;
@ -168,6 +169,16 @@ public class Ipv4Util {
throw new IllegalArgumentException("Invalid IPv4 address!");
}
/**
* 根据ip地址(xxx.xxx.xxx.xxx)计算出long型的数据, 如果格式不正确返回 defaultValue
* @param strIP IP V4 地址
* @param defaultValue 默认值
* @return long值
*/
public static long ipv4ToLong(String strIP, long defaultValue) {
return Validator.isIpv4(strIP) ? ipv4ToLong(strIP) : defaultValue;
}
/**
* 根据 ip/掩码位 计算IP段的起始IP（字符串型）
* 方法别名：inet_ntoa

13
hutool-core/src/test/java/cn/hutool/core/net/Ipv4UtilTest.java
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@ -86,4 +86,17 @@ public class Ipv4UtilTest {
l = Ipv4Util.ipv4ToLong("255.255.255.255");
Assert.assertEquals(4294967295L, l);
}
@Test
public void ipv4ToLongWithDefaultTest() {
String strIP = "不正确的 IP 地址";
long defaultValue = 0L;
long ipOfLong = Ipv4Util.ipv4ToLong(strIP, defaultValue);
Assert.assertEquals(ipOfLong, defaultValue);
String strIP2 = "255.255.255.255";
long defaultValue2 = 0L;
long ipOfLong2 = Ipv4Util.ipv4ToLong(strIP2, defaultValue2);
Assert.assertEquals(ipOfLong2, 4294967295L);
}
}