自己实现随机字符串的生成。

plusone-basic/plusone-basic-common/src/test/java/xyz/zhouxy/plusone/util/RandomUtilTests.java

@@ -0,0 +1,23 @@
+package xyz.zhouxy.plusone.util;
+
+import java.util.Arrays;
+
+import org.junit.jupiter.api.Test;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+class RandomUtilTests {
+
+    @Test
+    void testRandom() {
+        String[] s = new String[20];
+        for (int i = 0; i < 20; i++) {
+            s[i] = RandomUtil.randomStr(
+                    "0123456789qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM~`!@#$%^&*()_-+={[\\|/:;\"',.<>?]}"
+                            .toCharArray(),
+                    28);
+        }
+        log.info("{}", Arrays.toString(s));
+    }
+}