From e7b3a5e891287b1291d2ac38f7c83d5d73bc7906 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期六, 08 十月 2022 08:49:01 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/StringHelper.java | 39 +++++++++++++++++++++++++++++++++++++++
1 files changed, 39 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/StringHelper.java b/src/main/java/com/lf/server/helper/StringHelper.java
index 0eaed3e..e66dedb 100644
--- a/src/main/java/com/lf/server/helper/StringHelper.java
+++ b/src/main/java/com/lf/server/helper/StringHelper.java
@@ -1,5 +1,8 @@
package com.lf.server.helper;
+import com.lf.server.entity.all.StaticData;
+
+import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.regex.Matcher;
@@ -24,6 +27,8 @@
* 鏍煎紡鍖栧綋鍓嶇郴缁熸棩鏈� 2
*/
public static final SimpleDateFormat YMDHMS_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+
+ public static final double D1024 = 1024.0;
/**
* 鍒ゆ柇瀛楃涓�,鏄惁涓烘暟瀛�
@@ -109,4 +114,38 @@
public static String capitalize(String str) {
return String.valueOf(str.charAt(0)).toUpperCase() + str.substring(1);
}
+
+ /**
+ * 鏍￠獙瀵嗙爜鏄�/鍚﹀悎娉�
+ *
+ * @param pwd 瀵嗙爜
+ * @return 鏄�/鍚﹀悎娉�
+ */
+ public static boolean checkPwdValid(String pwd) {
+ return Pattern.matches(StaticData.PWD_REG, pwd);
+ }
+
+ /**
+ * 瀛楄妭鍗曚綅鎹㈢畻
+ *
+ * @param byteNumber
+ * @return
+ */
+ public static String formatByte(long byteNumber) {
+ double kbNumber = byteNumber / D1024;
+ if (kbNumber < D1024) {
+ return new DecimalFormat("#.##KB").format(kbNumber);
+ }
+ double mbNumber = kbNumber / D1024;
+ if (mbNumber < D1024) {
+ return new DecimalFormat("#.##MB").format(mbNumber);
+ }
+ double gbNumber = mbNumber / D1024;
+ if (gbNumber < D1024) {
+ return new DecimalFormat("#.##GB").format(gbNumber);
+ }
+ double tbNumber = gbNumber / D1024;
+
+ return new DecimalFormat("#.##TB").format(tbNumber);
+ }
}
--
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