From bfcb2b7d51676403d2a1fc749624ba991e96ac39 Mon Sep 17 00:00:00 2001
From: zhinushannan <1377875184@qq.com>
Date: Tue, 27 Jun 2023 10:56:22 +0800
Subject: [PATCH] =?UTF-8?q?Ipv4Util=20=E6=96=B0=E5=A2=9E=E6=96=B9=E6=B3=95?=
 =?UTF-8?q?=EF=BC=9A=E6=A3=80=E6=B5=8B=E6=8C=87=E5=AE=9A=20IP=20=E5=9C=B0?=
 =?UTF-8?q?=E5=9D=80=E6=98=AF=E5=90=A6=E5=8C=B9=E9=85=8D=E9=80=9A=E9=85=8D?=
 =?UTF-8?q?=E7=AC=A6=20pattern?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../java/cn/hutool/core/net/Ipv4Util.java     | 27 +++++++++++++++++++
 .../java/cn/hutool/core/net/Ipv4UtilTest.java |  9 +++++++
 2 files changed, 36 insertions(+)

diff --git a/hutool-core/src/main/java/cn/hutool/core/net/Ipv4Util.java b/hutool-core/src/main/java/cn/hutool/core/net/Ipv4Util.java
index 10695b220..8e320a35c 100755
--- a/hutool-core/src/main/java/cn/hutool/core/net/Ipv4Util.java
+++ b/hutool-core/src/main/java/cn/hutool/core/net/Ipv4Util.java
@@ -366,6 +366,33 @@ public class Ipv4Util {
 		return isInnerIp;
 	}
 
+	/**
+	 * 检测指定 IP 地址是否匹配通配符 wildcard
+	 *
+	 * @param pattern   通配符，如 192.168.*.1
+	 * @param ipAddress 待检测的 IP 地址
+	 * @return 是否匹配
+	 */
+	public static boolean matches(String pattern, String ipAddress) {
+		if (!Validator.isMatchRegex(PatternPool.IPV4, ipAddress)) {
+			return false;
+		}
+
+		String[] patternSegments = pattern.split("\\.");
+		String[] ipSegments = ipAddress.split("\\.");
+
+		if (patternSegments.length != ipSegments.length) {
+			return false;
+		}
+
+		for (int i = 0; i < patternSegments.length; i++) {
+			if (!"*".equals(patternSegments[i]) && !patternSegments[i].equals(ipSegments[i])) {
+				return false;
+			}
+		}
+		return true;
+	}
+
 	//-------------------------------------------------------------------------------- Private method start
 
 	/**
diff --git a/hutool-core/src/test/java/cn/hutool/core/net/Ipv4UtilTest.java b/hutool-core/src/test/java/cn/hutool/core/net/Ipv4UtilTest.java
index f549852db..a4a7df273 100644
--- a/hutool-core/src/test/java/cn/hutool/core/net/Ipv4UtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/net/Ipv4UtilTest.java
@@ -107,6 +107,15 @@ public class Ipv4UtilTest {
 		Assert.assertFalse("掩码位非法检验", maskBitValid);
 	}
 
+	@Test
+	public void matchesTest() {
+		boolean matches1 = Ipv4Util.matches("127.*.*.1", "127.0.0.1");
+		Assert.assertTrue("IP地址通配符匹配1", matches1);
+
+		boolean matches2 = Ipv4Util.matches("192.168.*.1", "127.0.0.1");
+		Assert.assertFalse("IP地址通配符匹配2", matches2);
+	}
+
 	@Test
 	public void ipv4ToLongTest(){
 		long l = Ipv4Util.ipv4ToLong("127.0.0.1");