From cb9fbcd27a288d0c61d85fa13ff5fc8eb1f4deab Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期六, 18 三月 2023 16:44:56 +0800
Subject: [PATCH] 1

---
 src/main/java/com/lf/server/helper/StringHelper.java |   72 ++++++++++++++++++++++++++++++++++--
 1 files changed, 68 insertions(+), 4 deletions(-)

diff --git a/src/main/java/com/lf/server/helper/StringHelper.java b/src/main/java/com/lf/server/helper/StringHelper.java
index 184cbfc..f1647e7 100644
--- a/src/main/java/com/lf/server/helper/StringHelper.java
+++ b/src/main/java/com/lf/server/helper/StringHelper.java
@@ -4,6 +4,8 @@
 
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.List;
+import java.util.UUID;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -110,7 +112,7 @@
      * 瀛楃涓�,鏄惁涓虹┖null鍜岀┖鏍�
      */
     public static boolean isEmpty(String str) {
-        return str == null || "".equals(str.trim());
+        return null == str || "".equals(str.trim());
     }
 
     /**
@@ -125,6 +127,27 @@
      */
     public static String getLikeStr2(String str) {
         return StringHelper.isEmpty(str) ? "%" : "%" + str.trim() + "%";
+    }
+
+    /**
+     * 鑾峰彇 鍙砽ike 瀛楃涓�
+     */
+    public static String getRightLike(String str) {
+        return StringHelper.isEmpty(str) ? null : str.trim() + "%";
+    }
+
+    /**
+     * 鑾峰彇鍥惧舰鐨刉KT瀛楃涓�
+     *
+     * @param wkt
+     * @return
+     */
+    public static String getGeomWkt(String wkt) {
+        if (StringHelper.isEmpty(wkt)) {
+            return "null";
+        }
+
+        return String.format("ST_GeomFromText('%s')", wkt);
     }
 
     /**
@@ -148,6 +171,10 @@
      * @return 鏄�/鍚�
      */
     public static boolean isSqlInjection(String str) {
+        if (null == str) {
+            return false;
+        }
+
         Matcher m = sqlPattern.matcher(str);
 
         return m.matches();
@@ -157,9 +184,46 @@
      * 鏍￠獙瀵嗙爜鏄�/鍚﹀悎娉�
      *
      * @param pwd 瀵嗙爜
-     * @return 鏄�/鍚﹀悎娉�
+     * @return 鏄�/鍚︿负鏃犳晥鐨�
      */
-    public static boolean checkPwdValid(String pwd) {
-        return Pattern.matches(StaticData.PWD_REG, pwd);
+    public static boolean isPwdInvalid(String pwd) {
+        return !Pattern.matches(StaticData.PWD_REG, pwd);
+    }
+
+    /**
+     * 鑾峰彇GUID
+     *
+     * @return
+     */
+    public static String getGuid() {
+        return UUID.randomUUID().toString();
+    }
+
+    /**
+     * 杩炴帴List闆嗗悎
+     *
+     * @param list list 鏁存暟闆嗗悎
+     * @param join join 杩炴帴瀛楃
+     * @param <T>  娉涘瀷绫�
+     * @return 瀛楃涓�
+     */
+    public static <T> String join(List<T> list, String join) {
+        if (null == list || list.isEmpty()) {
+            return "";
+        }
+
+        StringBuilder sb = new StringBuilder();
+        for (T t : list) {
+            if (null != t) {
+                sb.append(t.toString() + join);
+            }
+        }
+
+        if (sb.length() > 0 && sb.lastIndexOf(join) == sb.length() - join.length()) {
+            // 鍒犻櫎浠庣储寮� start 寮�濮嬪埌 end 涔嬮棿鐨勫瓧绗︼紝鍗� 鍓嶅寘鎷� 鍚庝笉鍖呮嫭銆�
+            sb.delete(sb.length() - join.length(), sb.length());
+        }
+
+        return sb.toString();
     }
 }

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