统计

cash-common/cash-common-tools/src/main/java/com/czg/utils/CzgRandomUtils.java

@@ -0,0 +1,38 @@
+package com.czg.utils;
+
+import cn.hutool.core.lang.id.NanoId;
+
+/**
+ * @author ww
+ * @description
+ */
+public class CzgRandomUtils {
+
+    private static final char[] DEFAULT_ALPHABET =
+            "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".toCharArray();
+
+    /**
+     * 默认长度
+     */
+    public static final int DEFAULT_SIZE = 12;
+
+
+    /**
+     * 随机生成指定长度的字符串
+     *
+     * @return 随机字符串
+     */
+    public static String randomString() {
+        return NanoId.randomNanoId(null, DEFAULT_ALPHABET, DEFAULT_SIZE);
+    }
+
+    /**
+     * 随机生成指定长度的字符串
+     *
+     * @param length 字符串长度
+     * @return 随机字符串
+     */
+    public static String randomString(int length) {
+        return NanoId.randomNanoId(null, DEFAULT_ALPHABET, length);
+    }
+}