From f396628c87b143f233503b23f36e4fc76df25ab2 Mon Sep 17 00:00:00 2001 From: zhaoxiaohao <913652501@qq.com> Date: Sat, 04 Jul 2020 21:04:27 +0800 Subject: [PATCH] 开放一些接口,添加上传base64的功能 --- kidgrow-commons/kidgrow-common-spring-boot-starter/src/main/java/com/kidgrow/common/utils/RandomValueUtils.java | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/kidgrow-commons/kidgrow-common-spring-boot-starter/src/main/java/com/kidgrow/common/utils/RandomValueUtils.java b/kidgrow-commons/kidgrow-common-spring-boot-starter/src/main/java/com/kidgrow/common/utils/RandomValueUtils.java index 5b3f464..8f23665 100644 --- a/kidgrow-commons/kidgrow-common-spring-boot-starter/src/main/java/com/kidgrow/common/utils/RandomValueUtils.java +++ b/kidgrow-commons/kidgrow-common-spring-boot-starter/src/main/java/com/kidgrow/common/utils/RandomValueUtils.java @@ -157,5 +157,20 @@ return no; } + /** + * 获取指定长度的随机数 + * @param len + * @return + */ + public static String getRandom(int len) { + String source = "0123456789"; + Random r = new Random(); + StringBuilder rs = new StringBuilder(); + for (int j = 0; j < len; j++) { + rs.append(source.charAt(r.nextInt(10))); + } + return rs.toString(); + } + } -- Gitblit v1.8.0