✨ 增加一种秘文类型正则脱敏规则

desensitize/ballcat-desensitize/src/main/java/org/ballcat/desensitize/rule/regex/KeyRegexDesensitizeRule.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2023-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.ballcat.desensitize.rule.regex;
+
+/**
+ * 【密文】脱敏，前3后2，中间替换为 4个 * eg. 3950587458326514452641976780061 -> 395****61
+ *
+ * @author evil0th
+ * @since 2.0.0
+ */
+public class KeyRegexDesensitizeRule implements RegexDesensitizeRule {
+
+	@Override
+	public String getRegex() {
+		return "(.{3}).*(.{2}$)";
+	}
+
+	@Override
+	public String getReplacement() {
+		return "$1****$2";
+	}
+
+}

desensitize/ballcat-desensitize/src/test/java/org/ballcat/desensite/DesensitizationUtilTest.java

@@ -20,6 +20,7 @@
 
 import org.ballcat.desensitize.handler.PhoneNumberDesensitizationHandler;
 import org.ballcat.desensitize.rule.regex.EmailRegexDesensitizeRule;
+import org.ballcat.desensitize.rule.regex.KeyRegexDesensitizeRule;
 import org.ballcat.desensitize.rule.slide.IdCardNoSlideDesensitizeRule;
 import org.ballcat.desensitize.util.DesensitizationUtil;
 import org.junit.jupiter.api.Test;
@@ -53,6 +54,8 @@ void test() {
 		assertEquals("t****@qq.com", DesensitizationUtil.maskEmail("test.demo@qq.com"));
 		assertEquals("622260**********1234", DesensitizationUtil.maskBankCardNo("62226000000043211234"));
 		assertEquals("******", DesensitizationUtil.maskPassword(UUID.randomUUID().toString()));
+		assertEquals("395****61",
+				DesensitizationUtil.maskByRegex("3950587458326514452641976780061", new KeyRegexDesensitizeRule()));
 		assertEquals("192.*.*.*", DesensitizationUtil.maskIP("192.168.2.1"));
 		assertEquals("2001:*:*:*:*:*:*:*", DesensitizationUtil.maskIP("2001:0db8:02de:0000:0000:0000:0000:0e13"));
 		assertEquals("2001:*:*:*:*:*:*:*", DesensitizationUtil.maskIP("2001:db8:2de:0:0:0:0:e13"));