日志脱敏

2023-06-29 15:53:38 +08:00
parent c406c9ec61
commit 4b76b63520
8 changed files with 101 additions and 13 deletions
--- a/orion-ops-framework/orion-ops-common/src/main/java/com/orion/ops/framework/common/utils/Desensitizes.java
+++ b/orion-ops-framework/orion-ops-common/src/main/java/com/orion/ops/framework/common/utils/Desensitizes.java
@@ -0,0 +1,84 @@
+package com.orion.ops.framework.common.utils;
+
+import com.orion.lang.utils.Strings;
+
+/**
+ * 脱敏工具类
+ * <p>
+ * // FIXME KIT
+ *
+ * @author Jiahang Li
+ * @version 1.0.0
+ * @since 2019/9/10 9:45
+ */
+public class Desensitizes {
+
+    public static final String REPLACER = "*";
+
+    public static final char REPLACER_CHAR = '*';
+
+    private Desensitizes() {
+    }
+
+    public static String mix(String s, int keepStart, int keepEnd) {
+        return mix(s, keepStart, keepEnd, REPLACER_CHAR);
+    }
+
+    /**
+     * 字符串脱敏
+     * 脱敏后的长度和原先的长度一样
+     *
+     * @param s         原字符
+     * @param keepStart 开始保留长度
+     * @param keepEnd   结束保留长度
+     * @param replacer  脱敏字符
+     * @return 脱敏字符串
+     */
+    public static String mix(String s, int keepStart, int keepEnd, char replacer) {
+        int length = Strings.length(s);
+        if (length == 0) {
+            return Strings.EMPTY;
+        }
+
+        return mix(s, keepStart, keepEnd, Strings.repeat(replacer, length - keepStart - keepEnd), 1);
+    }
+
+    public static String mix(String s, int keepStart, int keepEnd, String replacer) {
+        return mix(s, keepStart, keepEnd, replacer, 1);
+    }
+
+    /**
+     * 字符串脱敏
+     *
+     * @param s         原字符
+     * @param keepStart 开始保留长度
+     * @param keepEnd   结束保留长度
+     * @param replacer  脱敏字符串
+     * @param repeat    脱敏字符串重复次数
+     * @return 脱敏字符串
+     */
+    public static String mix(String s, int keepStart, int keepEnd, String replacer, int repeat) {
+        int length = Strings.length(s);
+        if (length == 0) {
+            return Strings.EMPTY;
+        }
+        if (keepStart < 0) {
+            keepStart = 0;
+        }
+        if (keepEnd < 0) {
+            keepEnd = 0;
+        }
+        // 保留的长度大于等于文本的长度则不脱敏
+        if (keepStart + keepEnd >= length) {
+            return s;
+        }
+        char[] chars = s.toCharArray();
+        char[] replacerArr = Strings.repeat(replacer, repeat).toCharArray();
+        char[] res = new char[keepStart + keepEnd + replacerArr.length];
+        System.arraycopy(chars, 0, res, 0, keepStart);
+        System.arraycopy(replacerArr, 0, res, keepStart, replacerArr.length);
+        System.arraycopy(chars, chars.length - keepEnd, res, keepStart + replacerArr.length, keepEnd);
+        return new String(res);
+    }
+
+}