diff --git a/cloud-common/cloud-common-api-doc/src/main/java/com/muyu/common/api/doc/config/SpringDocConfig.java b/cloud-common/cloud-common-api-doc/src/main/java/com/muyu/common/api/doc/config/SpringDocConfig.java
index 263f727..a0ac0fd 100644
--- a/cloud-common/cloud-common-api-doc/src/main/java/com/muyu/common/api/doc/config/SpringDocConfig.java
+++ b/cloud-common/cloud-common-api-doc/src/main/java/com/muyu/common/api/doc/config/SpringDocConfig.java
@@ -30,7 +30,7 @@ public class SpringDocConfig {
     }
 
     @Bean
-    public OpenAPI springShopOpenAPI() {
+    public OpenAPI springShopOpenApi() {
         return new OpenAPI()
                 .info(info())
                 .externalDocs(externalDocumentation());
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/config/MybatisPlusConfig.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/config/MybatisPlusConfig.java
index 1762154..79cd0ff 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/config/MybatisPlusConfig.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/config/MybatisPlusConfig.java
@@ -6,6 +6,11 @@ import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerIntercept
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
+/**
+ * mybatis-plus配置类
+ *
+ * @author dongzeliang
+ */
 @Configuration
 public class MybatisPlusConfig {
 
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/FileConstants.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/FileConstants.java
index a2b8d33..79fcb61 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/FileConstants.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/FileConstants.java
@@ -1,6 +1,7 @@
 package com.muyu.common.core.constant;
 
 /**
+ * 文件常量
  * @author dongzeliang
  * @version 1.0
  * @description: 文件常量
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/HttpConstants.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/HttpConstants.java
index 7333a40..9fd0adc 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/HttpConstants.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/HttpConstants.java
@@ -1,6 +1,7 @@
 package com.muyu.common.core.constant;
 
 /**
+ * HTTP常量
  * @author dongzeliang
  * @version 1.0
  * @description: HTTP常量
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/SplitConstants.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/SplitConstants.java
new file mode 100644
index 0000000..86ff1a6
--- /dev/null
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/constant/SplitConstants.java
@@ -0,0 +1,62 @@
+package com.muyu.common.core.constant;
+
+/**
+ * 切割常量
+ * @author dongzeliang
+ * @version 1.0
+ * @description: 切割常量
+ * @date 2025/2/27 11:55
+ */
+public class SplitConstants {
+    /**
+     * 空字符串
+     */
+    public static final String NULL_STR = "";
+
+    /**
+     * 空串
+     */
+    public static final String EMPTY_STR = " ";
+
+    /**
+     * 下划线
+     */
+    public static final char UNDERLINE = '_';
+
+    /**
+     * 下划线
+     */
+    public static final String UNDERLINE_STR = "_";
+
+    /**
+     * 逗号
+     */
+    public static final String COMMA_STR = ",";
+
+    /**
+     * 点
+     */
+    public static final String POINT_STR = ".";
+
+    /**
+     * 加
+     */
+    public static final String ADDITION_STR = "+";
+
+    /**
+     * 横岗/减
+     */
+    public static final String SUBTRACTION_STR = "-";
+
+    /**
+     * 等于
+     */
+    public static final String EQUAL_STR = "=";
+
+    /**
+     * \@符号
+     */
+    public static final String ANTE_STR = "@";
+
+
+}
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotPermissionException.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotPermissionException.java
index e464840..ff0fb65 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotPermissionException.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotPermissionException.java
@@ -2,6 +2,8 @@ package com.muyu.common.core.exception.auth;
 
 import org.apache.commons.lang3.StringUtils;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 未能通过的权限认证异常
  *
@@ -15,6 +17,6 @@ public class NotPermissionException extends RuntimeException {
     }
 
     public NotPermissionException (String[] permissions) {
-        super(StringUtils.join(permissions, ","));
+        super(StringUtils.join(permissions, COMMA_STR));
     }
 }
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotRoleException.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotRoleException.java
index 53a1522..bb62d8b 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotRoleException.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/exception/auth/NotRoleException.java
@@ -2,6 +2,8 @@ package com.muyu.common.core.exception.auth;
 
 import org.apache.commons.lang3.StringUtils;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 未能通过的角色认证异常
  *
@@ -15,6 +17,6 @@ public class NotRoleException extends RuntimeException {
     }
 
     public NotRoleException (String[] roles) {
-        super(StringUtils.join(roles, ","));
+        super(StringUtils.join(roles, COMMA_STR));
     }
 }
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/text/Convert.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/text/Convert.java
index 78d4a0f..d88d918 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/text/Convert.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/text/Convert.java
@@ -11,6 +11,8 @@ import java.text.NumberFormat;
 import java.util.List;
 import java.util.Set;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 类型转换器
  *
@@ -266,7 +268,7 @@ public class Convert {
      * @return 结果
      */
     public static Integer[] toIntArray (String str) {
-        return toIntArray(",", str);
+        return toIntArray(COMMA_STR, str);
     }
 
     /**
@@ -277,7 +279,7 @@ public class Convert {
      * @return 结果
      */
     public static Long[] toLongArray (String str) {
-        return toLongArray(",", str);
+        return toLongArray(COMMA_STR, str);
     }
     /**
      * 转换为Long数组<br>
@@ -287,7 +289,7 @@ public class Convert {
      * @return 结果
      */
     public static List<Long> toLongList (String str) {
-        return List.of(toLongArray(",", str));
+        return List.of(toLongArray(COMMA_STR, str));
     }
 
     /**
@@ -340,7 +342,7 @@ public class Convert {
      * @return 结果
      */
     public static String[] toStrArray (String str) {
-        return toStrArray(",", str);
+        return toStrArray(COMMA_STR, str);
     }
 
     /**
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ServletUtils.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ServletUtils.java
index 601d48e..32c354c 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ServletUtils.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ServletUtils.java
@@ -26,6 +26,7 @@ import java.nio.charset.StandardCharsets;
 import java.util.*;
 
 import static com.muyu.common.core.constant.HttpConstants.*;
+import static com.muyu.common.core.constant.SplitConstants.*;
 import static org.springframework.http.HttpHeaders.ACCEPT;
 
 /**
@@ -98,7 +99,7 @@ public class ServletUtils {
     public static Map<String, String> getParamMap (ServletRequest request) {
         Map<String, String> params = new HashMap<>(16);
         for (Map.Entry<String, String[]> entry : getParams(request).entrySet()) {
-            params.put(entry.getKey(), StringUtils.join(entry.getValue(), ","));
+            params.put(entry.getKey(), StringUtils.join(entry.getValue(), COMMA_STR));
         }
         return params;
     }
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/StringUtils.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/StringUtils.java
index fe32962..ec455f7 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/StringUtils.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/StringUtils.java
@@ -8,21 +8,14 @@ import java.util.Collection;
 import java.util.List;
 import java.util.Map;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 字符串工具类
  *
  * @author muyu
  */
 public class StringUtils extends org.apache.commons.lang3.StringUtils {
-    /**
-     * 空字符串
-     */
-    private static final String NULLSTR = "";
-
-    /**
-     * 下划线
-     */
-    private static final char SEPARATOR = '_';
 
     /**
      * 获取参数不为空值
@@ -108,7 +101,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
      * @return true：为空 false：非空
      */
     public static boolean isEmpty (String str) {
-        return isNull(str) || NULLSTR.equals(str.trim());
+        return isNull(str) || NULL_STR.equals(str.trim());
     }
 
     /**
@@ -172,7 +165,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
      */
     public static String substring (final String str, int start) {
         if (str == null) {
-            return NULLSTR;
+            return NULL_STR;
         }
 
         if (start < 0) {
@@ -183,7 +176,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
             start = 0;
         }
         if (start > str.length()) {
-            return NULLSTR;
+            return NULL_STR;
         }
 
         return str.substring(start);
@@ -200,7 +193,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
      */
     public static String substring (final String str, int start, int end) {
         if (str == null) {
-            return NULLSTR;
+            return NULL_STR;
         }
 
         if (end < 0) {
@@ -215,7 +208,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         }
 
         if (start > end) {
-            return NULLSTR;
+            return NULL_STR;
         }
 
         if (start < 0) {
@@ -331,9 +324,9 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
             }
 
             if (preCharIsUpperCase && curreCharIsUpperCase && !nexteCharIsUpperCase) {
-                sb.append(SEPARATOR);
+                sb.append(UNDERLINE);
             } else if ((i != 0 && !preCharIsUpperCase) && curreCharIsUpperCase) {
-                sb.append(SEPARATOR);
+                sb.append(UNDERLINE);
             }
             sb.append(Character.toLowerCase(c));
         }
@@ -373,12 +366,12 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         if (name == null || name.isEmpty()) {
             // 没必要转换
             return "";
-        } else if (!name.contains("_")) {
+        } else if (!name.contains(UNDERLINE_STR)) {
             // 不含下划线，仅将首字母大写
             return name.substring(0, 1).toUpperCase() + name.substring(1);
         }
         // 用下划线将原始字符串分割
-        String[] camels = name.split("_");
+        String[] camels = name.split(UNDERLINE_STR);
         for (String camel : camels) {
             // 跳过原始字符串中开头、结尾的下换线或双重下划线
             if (camel.isEmpty()) {
@@ -399,7 +392,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         if (s == null) {
             return null;
         }
-        if (s.indexOf(SEPARATOR) == -1) {
+        if (s.indexOf(UNDERLINE) == -1) {
             return s;
         }
         s = s.toLowerCase();
@@ -408,7 +401,7 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         for (int i = 0 ; i < s.length() ; i++) {
             char c = s.charAt(i);
 
-            if (c == SEPARATOR) {
+            if (c == UNDERLINE) {
                 upperCase = true;
             } else if (upperCase) {
                 sb.append(Character.toUpperCase(c));
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/file/FileUtils.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/file/FileUtils.java
index 319c3e7..23dcead 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/file/FileUtils.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/file/FileUtils.java
@@ -10,6 +10,8 @@ import java.io.*;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 文件处理工具类
  *
@@ -124,7 +126,7 @@ public class FileUtils {
         if (agent.contains("MSIE")) {
             // IE浏览器
             filename = URLEncoder.encode(filename, StandardCharsets.UTF_8);
-            filename = filename.replace("+", " ");
+            filename = filename.replace(ADDITION_STR, EMPTY_STR);
         } else if (agent.contains("Firefox")) {
             // 火狐浏览器
             filename = new String(fileName.getBytes(), StandardCharsets.ISO_8859_1);
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ip/IpUtils.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ip/IpUtils.java
index 803f150..021c91a 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ip/IpUtils.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/ip/IpUtils.java
@@ -7,6 +7,8 @@ import jakarta.servlet.http.HttpServletRequest;
 import java.net.InetAddress;
 import java.net.UnknownHostException;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 获取IP方法
  *
@@ -17,7 +19,7 @@ public class IpUtils {
     // 匹配 ip
     public final static String REGX_IP = "((" + REGX_0_255 + "\\.){3}" + REGX_0_255 + ")";
     // 匹配网段
-    public final static String REGX_IP_SEG = "(" + REGX_IP + "-" + REGX_IP + ")";
+    public final static String REGX_IP_SEG = "(" + REGX_IP + SUBTRACTION_STR + REGX_IP + ")";
     public final static String REGX_IP_WILDCARD = "(((\\*\\.){3}\\*)|(" + REGX_0_255 + "(\\.\\*){3})|(" + REGX_0_255 + "\\." + REGX_0_255 + ")(\\.\\*){2}" + "|((" + REGX_0_255 + "\\.){3}\\*))";
 
     /**
@@ -221,8 +223,8 @@ public class IpUtils {
      */
     public static String getMultistageReverseProxyIp (String ip) {
         // 多级反向代理检测
-        if (ip != null && ip.indexOf(",") > 0) {
-            final String[] ips = ip.trim().split(",");
+        if (ip != null && ip.indexOf(COMMA_STR) > 0) {
+            final String[] ips = ip.trim().split(COMMA_STR);
             for (String subIp : ips) {
                 if (!isUnknown(subIp)) {
                     ip = subIp;
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/poi/ExcelUtil.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/poi/ExcelUtil.java
index 12bab7f..107c53c 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/poi/ExcelUtil.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/poi/ExcelUtil.java
@@ -37,6 +37,9 @@ import java.time.LocalDateTime;
 import java.util.*;
 import java.util.stream.Collectors;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+import static com.muyu.common.core.constant.SplitConstants.UNDERLINE_STR;
+
 /**
  * Excel相关处理
  *
@@ -44,7 +47,7 @@ import java.util.stream.Collectors;
  */
 public class ExcelUtil<T> {
     public static final String FORMULA_REGEX_STR = "=|-|\\+|@";
-    public static final String[] FORMULA_STR = {"=", "-", "+", "@"};
+    public static final String[] FORMULA_STR = {EQUAL_STR, SUBTRACTION_STR, ADDITION_STR, ANTE_STR};
     /**
      * Excel sheet最大行数，默认65536
      */
@@ -148,9 +151,9 @@ public class ExcelUtil<T> {
      */
     public static String convertByExp (String propertyValue, String converterExp, String separator) {
         StringBuilder propertyString = new StringBuilder();
-        String[] convertSource = converterExp.split(",");
+        String[] convertSource = converterExp.split(COMMA_STR);
         for (String item : convertSource) {
-            String[] itemArray = item.split("=");
+            String[] itemArray = item.split(EQUAL_STR);
             if (StringUtils.containsAny(propertyValue, separator)) {
                 for (String value : propertyValue.split(separator)) {
                     if (itemArray[0].equals(value)) {
@@ -178,9 +181,9 @@ public class ExcelUtil<T> {
      */
     public static String reverseByExp (String propertyValue, String converterExp, String separator) {
         StringBuilder propertyString = new StringBuilder();
-        String[] convertSource = converterExp.split(",");
+        String[] convertSource = converterExp.split(COMMA_STR);
         for (String item : convertSource) {
-            String[] itemArray = item.split("=");
+            String[] itemArray = item.split(EQUAL_STR);
             if (StringUtils.containsAny(propertyValue, separator)) {
                 for (String value : propertyValue.split(separator)) {
                     if (itemArray[1].equals(value)) {
@@ -852,7 +855,7 @@ public class ExcelUtil<T> {
      * @param endCol        结束列
      */
     public void setXssfValidationWithHidden(Sheet sheet, String[] textList, String promptContent, int firstRow, int endRow, int firstCol, int endCol) {
-        String hideSheetName = "combo_" + firstCol + "_" + endCol;
+        String hideSheetName = "combo_" + firstCol + UNDERLINE_STR + endCol;
         // 用于存储 下拉菜单数据
         Sheet hideSheet = wb.createSheet(hideSheetName);
         for (int i = 0 ; i < textList.length ; i++) {
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/IdUtils.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/IdUtils.java
index 2692966..92e88c0 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/IdUtils.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/IdUtils.java
@@ -12,7 +12,7 @@ public class IdUtils {
      * @return 随机UUID
      */
     public static String randomUuid() {
-        return UUID.randomUUID().toString();
+        return UUID.randomUuid().toString();
     }
 
     /**
@@ -21,7 +21,7 @@ public class IdUtils {
      * @return 简化的UUID，去掉了横线
      */
     public static String simpleUuid() {
-        return UUID.randomUUID().toString(true);
+        return UUID.randomUuid().toString(true);
     }
 
     /**
@@ -30,7 +30,7 @@ public class IdUtils {
      * @return 随机UUID
      */
     public static String fastUuid() {
-        return UUID.fastUUID().toString();
+        return UUID.fastUuid().toString();
     }
 
     /**
@@ -39,6 +39,6 @@ public class IdUtils {
      * @return 简化的UUID，去掉了横线
      */
     public static String fastSimpleUuid() {
-        return UUID.fastUUID().toString(true);
+        return UUID.fastUuid().toString(true);
     }
 }
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/UUID.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/UUID.java
index 7813d7e..4fe9b62 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/UUID.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/utils/uuid/UUID.java
@@ -8,6 +8,8 @@ import java.security.SecureRandom;
 import java.util.Random;
 import java.util.concurrent.ThreadLocalRandom;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 提供通用唯一识别码（universally unique identifier）（UUID）实现
  *
@@ -59,8 +61,8 @@ public final class UUID implements java.io.Serializable, Comparable<UUID> {
      *
      * @return 随机生成的 {@code UUID}
      */
-    public static UUID fastUUID () {
-        return randomUUID(false);
+    public static UUID fastUuid() {
+        return randomUuid(false);
     }
 
     /**
@@ -68,8 +70,8 @@ public final class UUID implements java.io.Serializable, Comparable<UUID> {
      *
      * @return 随机生成的 {@code UUID}
      */
-    public static UUID randomUUID () {
-        return randomUUID(true);
+    public static UUID randomUuid() {
+        return randomUuid(true);
     }
 
     /**
@@ -79,7 +81,7 @@ public final class UUID implements java.io.Serializable, Comparable<UUID> {
      *
      * @return 随机生成的 {@code UUID}
      */
-    public static UUID randomUUID (boolean isSecure) {
+    public static UUID randomUuid(boolean isSecure) {
         final Random ng = isSecure ? Holder.numberGenerator : getRandom();
 
         byte[] randomBytes = new byte[16];
@@ -131,7 +133,7 @@ public final class UUID implements java.io.Serializable, Comparable<UUID> {
      * @throws IllegalArgumentException 如果 name 与 {@link #toString} 中描述的字符串表示形式不符抛出此异常
      */
     public static UUID fromString (String name) {
-        String[] components = name.split("-");
+        String[] components = name.split(SUBTRACTION_STR);
         if (components.length != 5) {
             throw new IllegalArgumentException("Invalid UUID string: " + name);
         }
diff --git a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/web/page/PageReq.java b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/web/page/PageReq.java
index 6f16f91..f0d4cba 100644
--- a/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/web/page/PageReq.java
+++ b/cloud-common/cloud-common-core/src/main/java/com/muyu/common/core/web/page/PageReq.java
@@ -6,6 +6,8 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 import lombok.experimental.SuperBuilder;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 分页数据
  *
@@ -45,7 +47,7 @@ public class PageReq {
         if (StringUtils.isEmpty(orderByColumn)) {
             return "";
         }
-        return StringUtils.toUnderScoreCase(orderByColumn) + " " + isAsc;
+        return StringUtils.toUnderScoreCase(orderByColumn) + EMPTY_STR + isAsc;
     }
 
     public void setIsAsc (String isAsc) {
diff --git a/cloud-common/cloud-common-log/src/main/java/com/muyu/common/log/aspect/LogAspect.java b/cloud-common/cloud-common-log/src/main/java/com/muyu/common/log/aspect/LogAspect.java
index 2373b67..241897c 100644
--- a/cloud-common/cloud-common-log/src/main/java/com/muyu/common/log/aspect/LogAspect.java
+++ b/cloud-common/cloud-common-log/src/main/java/com/muyu/common/log/aspect/LogAspect.java
@@ -30,6 +30,8 @@ import jakarta.servlet.http.HttpServletResponse;
 import java.util.Collection;
 import java.util.Map;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 操作日志记录处理
  *
@@ -167,19 +169,19 @@ public class LogAspect {
      * 参数拼装
      */
     private String argsArrayToString (Object[] paramsArray, String[] excludeParamNames) {
-        String params = "";
+        StringBuilder params = new StringBuilder();
         if (paramsArray != null && paramsArray.length > 0) {
             for (Object o : paramsArray) {
                 if (StringUtils.isNotNull(o) && !isFilterObject(o)) {
                     try {
                         String jsonObj = JSON.toJSONString(o, excludePropertyPreFilter(excludeParamNames));
-                        params += jsonObj.toString() + " ";
+                        params.append(jsonObj).append(EMPTY_STR);
                     } catch (Exception e) {
                     }
                 }
             }
         }
-        return params.trim();
+        return params.toString().trim();
     }
 
     /**
diff --git a/cloud-common/cloud-common-security/src/main/java/com/muyu/common/security/auth/AuthLogic.java b/cloud-common/cloud-common-security/src/main/java/com/muyu/common/security/auth/AuthLogic.java
index cc3ad22..2cb531c 100644
--- a/cloud-common/cloud-common-security/src/main/java/com/muyu/common/security/auth/AuthLogic.java
+++ b/cloud-common/cloud-common-security/src/main/java/com/muyu/common/security/auth/AuthLogic.java
@@ -19,6 +19,8 @@ import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * Token 权限验证，逻辑实现类
  *
@@ -127,7 +129,7 @@ public class AuthLogic {
      * @param requiresPermissions 注解对象
      */
     public void checkPermi (RequiresPermissions requiresPermissions) {
-        SecurityContextHolder.setPermission(StringUtils.join(requiresPermissions.value(), ","));
+        SecurityContextHolder.setPermission(StringUtils.join(requiresPermissions.value(), COMMA_STR));
         if (requiresPermissions.logical() == Logical.AND) {
             checkPermiAnd(requiresPermissions.value());
         } else {
diff --git a/cloud-gateway/src/main/java/com/muyu/gateway/config/KaptchaTextCreator.java b/cloud-gateway/src/main/java/com/muyu/gateway/config/KaptchaTextCreator.java
index 7b0636d..b32c7cf 100644
--- a/cloud-gateway/src/main/java/com/muyu/gateway/config/KaptchaTextCreator.java
+++ b/cloud-gateway/src/main/java/com/muyu/gateway/config/KaptchaTextCreator.java
@@ -4,13 +4,15 @@ import com.google.code.kaptcha.text.impl.DefaultTextCreator;
 
 import java.util.Random;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 验证码文本生成器
  *
  * @author muyu
  */
 public class KaptchaTextCreator extends DefaultTextCreator {
-    private static final String[] CNUMBERS = "0,1,2,3,4,5,6,7,8,9,10".split(",");
+    private static final String[] CNUMBERS = "0,1,2,3,4,5,6,7,8,9,10".split(COMMA_STR);
 
     @Override
     public String getText () {
@@ -34,25 +36,25 @@ public class KaptchaTextCreator extends DefaultTextCreator {
             } else {
                 result = x + y;
                 suChinese.append(CNUMBERS[x]);
-                suChinese.append("+");
+                suChinese.append(ADDITION_STR);
                 suChinese.append(CNUMBERS[y]);
             }
         } else if (randomoperands == 2) {
             if (x >= y) {
                 result = x - y;
                 suChinese.append(CNUMBERS[x]);
-                suChinese.append("-");
+                suChinese.append(SUBTRACTION_STR);
                 suChinese.append(CNUMBERS[y]);
             } else {
                 result = y - x;
                 suChinese.append(CNUMBERS[y]);
-                suChinese.append("-");
+                suChinese.append(SUBTRACTION_STR);
                 suChinese.append(CNUMBERS[x]);
             }
         } else {
             result = x + y;
             suChinese.append(CNUMBERS[x]);
-            suChinese.append("+");
+            suChinese.append(ADDITION_STR);
             suChinese.append(CNUMBERS[y]);
         }
         suChinese.append("=?@" + result);
diff --git a/cloud-gateway/src/main/java/com/muyu/gateway/service/impl/ValidateCodeServiceImpl.java b/cloud-gateway/src/main/java/com/muyu/gateway/service/impl/ValidateCodeServiceImpl.java
index 8e29c6d..ba8c1b8 100644
--- a/cloud-gateway/src/main/java/com/muyu/gateway/service/impl/ValidateCodeServiceImpl.java
+++ b/cloud-gateway/src/main/java/com/muyu/gateway/service/impl/ValidateCodeServiceImpl.java
@@ -22,6 +22,8 @@ import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 验证码实现处理
  *
@@ -64,8 +66,8 @@ public class ValidateCodeServiceImpl implements ValidateCodeService {
         // 生成验证码
         if ("math".equals(captchaType)) {
             String capText = captchaProducerMath.createText();
-            capStr = capText.substring(0, capText.lastIndexOf("@"));
-            code = capText.substring(capText.lastIndexOf("@") + 1);
+            capStr = capText.substring(0, capText.lastIndexOf(ANTE_STR));
+            code = capText.substring(capText.lastIndexOf(ANTE_STR) + 1);
             image = captchaProducerMath.createImage(capStr);
         } else if ("char".equals(captchaType)) {
             capStr = code = captchaProducer.createText();
diff --git a/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/domain/GenTableColumn.java b/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/domain/GenTableColumn.java
index f3607a8..5f9c47f 100644
--- a/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/domain/GenTableColumn.java
+++ b/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/domain/GenTableColumn.java
@@ -10,6 +10,9 @@ import lombok.experimental.SuperBuilder;
 
 import jakarta.validation.constraints.NotBlank;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 代码生成业务字段表 gen_table_column
  *
@@ -343,11 +346,11 @@ public class GenTableColumn extends BaseEntity {
         String remarks = StringUtils.substringBetween(this.columnComment, "（", "）");
         StringBuilder sb = new StringBuilder();
         if (StringUtils.isNotEmpty(remarks)) {
-            for (String value : remarks.split(" ")) {
+            for (String value : remarks.split(EMPTY_STR)) {
                 if (StringUtils.isNotEmpty(value)) {
                     Object startStr = value.subSequence(0, 1);
                     String endStr = value.substring(1);
-                    sb.append(startStr).append("=").append(endStr).append(",");
+                    sb.append(startStr).append(EQUAL_STR).append(endStr).append(COMMA_STR);
                 }
             }
             return sb.deleteCharAt(sb.length() - 1).toString();
diff --git a/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/util/GenUtils.java b/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/util/GenUtils.java
index 5aea1f2..d42609d 100644
--- a/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/util/GenUtils.java
+++ b/cloud-modules/cloud-modules-gen/src/main/java/com/muyu/gen/util/GenUtils.java
@@ -9,6 +9,8 @@ import org.apache.commons.lang3.RegExUtils;
 
 import java.util.Arrays;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 代码生成器 工具类
  *
@@ -54,7 +56,7 @@ public class GenUtils {
             column.setHtmlType(GenConstants.HTML_INPUT);
 
             // 如果是浮点型 统一用BigDecimal
-            String[] str = StringUtils.split(StringUtils.substringBetween(column.getColumnType(), "(", ")"), ",");
+            String[] str = StringUtils.split(StringUtils.substringBetween(column.getColumnType(), "(", ")"), COMMA_STR);
             if (str != null && str.length == 2 && Integer.parseInt(str[1]) > 0) {
                 column.setJavaType(GenConstants.TYPE_BIGDECIMAL);
             }
@@ -131,7 +133,7 @@ public class GenUtils {
      * @return 模块名
      */
     public static String getModuleName (String packageName) {
-        int lastIndex = packageName.lastIndexOf(".");
+        int lastIndex = packageName.lastIndexOf(POINT_STR);
         int nameLength = packageName.length();
         return StringUtils.substring(packageName, lastIndex + 1, nameLength);
     }
@@ -144,7 +146,7 @@ public class GenUtils {
      * @return 业务名
      */
     public static String getBusinessName (String tableName) {
-        int lastIndex = tableName.lastIndexOf("_");
+        int lastIndex = tableName.lastIndexOf(UNDERLINE_STR);
         int nameLength = tableName.length();
         return StringUtils.substring(tableName, lastIndex + 1, nameLength);
     }
@@ -160,7 +162,7 @@ public class GenUtils {
         boolean autoRemovePre = GenConfig.getAutoRemovePre();
         String tablePrefix = GenConfig.getTablePrefix();
         if (autoRemovePre && StringUtils.isNotEmpty(tablePrefix)) {
-            String[] searchList = StringUtils.split(tablePrefix, ",");
+            String[] searchList = StringUtils.split(tablePrefix, COMMA_STR);
             tableName = replaceFirst(tableName, searchList);
         }
         return StringUtils.convertToCamelCase(tableName);
diff --git a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index-tree.vue.vm b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index-tree.vue.vm
index a4c64a0..ca55002 100644
--- a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index-tree.vue.vm
+++ b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index-tree.vue.vm
@@ -459,7 +459,7 @@ export default {
         this.form = response.data;
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-        this.form.$column.javaField = this.form.${column.javaField}.split(",");
+        this.form.$column.javaField = this.form.${column.javaField}.split(COMMA_STR);
 #end
 #end
         this.open = true;
@@ -472,7 +472,7 @@ export default {
         if (valid) {
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-          this.form.$column.javaField = this.form.${column.javaField}.join(",");
+          this.form.$column.javaField = this.form.${column.javaField}.join(COMMA_STR);
 #end
 #end
           if (this.form.${pkColumn.javaField} != null) {
diff --git a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index.vue.vm b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index.vue.vm
index 6296014..7e7438f 100644
--- a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index.vue.vm
+++ b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/index.vue.vm
@@ -510,7 +510,7 @@ export default {
         this.form = response.data;
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-        this.form.$column.javaField = this.form.${column.javaField}.split(",");
+        this.form.$column.javaField = this.form.${column.javaField}.split(COMMA_STR);
 #end
 #end
 #if($table.sub)
@@ -526,7 +526,7 @@ export default {
         if (valid) {
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-          this.form.$column.javaField = this.form.${column.javaField}.join(",");
+          this.form.$column.javaField = this.form.${column.javaField}.join(COMMA_STR);
 #end
 #end
 #if($table.sub)
diff --git a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index-tree.vue.vm b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index-tree.vue.vm
index 7bbd2fc..10dd231 100644
--- a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index-tree.vue.vm
+++ b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index-tree.vue.vm
@@ -426,7 +426,7 @@ async function handleUpdate(row) {
     form.value = response.data;
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-    form.value.$column.javaField = form.value.${column.javaField}.split(",");
+    form.value.$column.javaField = form.value.${column.javaField}.split(COMMA_STR);
 #end
 #end
     open.value = true;
@@ -440,7 +440,7 @@ function submitForm() {
     if (valid) {
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-      form.value.$column.javaField = form.value.${column.javaField}.join(",");
+      form.value.$column.javaField = form.value.${column.javaField}.join(COMMA_STR);
 #end
 #end
       if (form.value.${pkColumn.javaField} != null) {
diff --git a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index.vue.vm b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index.vue.vm
index 8b25665..87c966a 100644
--- a/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index.vue.vm
+++ b/cloud-modules/cloud-modules-gen/src/main/resources/vm/vue/v3/index.vue.vm
@@ -491,7 +491,7 @@ function handleUpdate(row) {
     form.value = response.data;
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-    form.value.$column.javaField = form.value.${column.javaField}.split(",");
+    form.value.$column.javaField = form.value.${column.javaField}.split(COMMA_STR);
 #end
 #end
 #if($table.sub)
@@ -508,7 +508,7 @@ function submitForm() {
     if (valid) {
 #foreach ($column in $columns)
 #if($column.htmlType == "checkbox")
-      form.value.$column.javaField = form.value.${column.javaField}.join(",");
+      form.value.$column.javaField = form.value.${column.javaField}.join(COMMA_STR);
 #end
 #end
 #if($table.sub)
diff --git a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/controller/SysDeptController.java b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/controller/SysDeptController.java
index 7ae96c3..d501a6c 100644
--- a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/controller/SysDeptController.java
+++ b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/controller/SysDeptController.java
@@ -22,6 +22,8 @@ import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 部门信息
  *
@@ -52,7 +54,7 @@ public class SysDeptController extends BaseController {
     @GetMapping("/list/exclude/{deptId}")
     public Result<List<SysDept>> excludeChild (@PathVariable(value = "deptId", required = false) Long deptId) {
         List<SysDept> deptList = deptService.queryList(SysDeptPageQueryModel.builder().build());
-        deptList.removeIf(d -> d.getDeptId().intValue() == deptId || ArrayUtils.contains(StringUtils.split(d.getAncestors(), ","), deptId));
+        deptList.removeIf(d -> d.getDeptId().intValue() == deptId || ArrayUtils.contains(StringUtils.split(d.getAncestors(), COMMA_STR), deptId));
         return success(deptList);
     }
 
diff --git a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysMenuServiceImpl.java b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysMenuServiceImpl.java
index 1a2c11b..3a8f982 100644
--- a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysMenuServiceImpl.java
+++ b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysMenuServiceImpl.java
@@ -25,6 +25,8 @@ import org.springframework.stereotype.Service;
 import java.util.*;
 import java.util.stream.Collectors;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 菜单 业务层处理
  *
@@ -103,7 +105,7 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
         Set<String> permsSet = new HashSet<>();
         for (String perm : perms) {
             if (StringUtils.isNotEmpty(perm)) {
-                permsSet.addAll(Arrays.asList(perm.trim().split(",")));
+                permsSet.addAll(Arrays.asList(perm.trim().split(COMMA_STR)));
             }
         }
         return permsSet;
@@ -122,7 +124,7 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
         Set<String> permsSet = new HashSet<>();
         for (String perm : perms) {
             if (StringUtils.isNotEmpty(perm)) {
-                permsSet.addAll(Arrays.asList(perm.trim().split(",")));
+                permsSet.addAll(Arrays.asList(perm.trim().split(COMMA_STR)));
             }
         }
         return permsSet;
diff --git a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysRoleServiceImpl.java b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysRoleServiceImpl.java
index ad7f2ac..daefced 100644
--- a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysRoleServiceImpl.java
+++ b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysRoleServiceImpl.java
@@ -29,6 +29,8 @@ import org.springframework.transaction.annotation.Transactional;
 
 import java.util.*;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 角色 业务层处理
  *
@@ -109,7 +111,7 @@ public class SysRoleServiceImpl extends ServiceImpl<SysRoleMapper, SysRole> impl
         Set<String> permsSet = new HashSet<>();
         for (SysRole perm : perms) {
             if (StringUtils.isNotNull(perm)) {
-                permsSet.addAll(Arrays.asList(perm.getRoleKey().trim().split(",")));
+                permsSet.addAll(Arrays.asList(perm.getRoleKey().trim().split(COMMA_STR)));
             }
         }
         return permsSet;
diff --git a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysUserServiceImpl.java b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysUserServiceImpl.java
index 2a9c911..3d53bba 100644
--- a/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysUserServiceImpl.java
+++ b/cloud-modules/cloud-modules-system/src/main/java/com/muyu/system/service/impl/SysUserServiceImpl.java
@@ -37,6 +37,8 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
 
+import static com.muyu.common.core.constant.SplitConstants.*;
+
 /**
  * 用户 业务层处理
  *
@@ -140,7 +142,7 @@ public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser> impl
         if (CollectionUtils.isEmpty(list)) {
             return StringUtils.EMPTY;
         }
-        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(","));
+        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(COMMA_STR));
     }
 
     /**
@@ -156,7 +158,7 @@ public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser> impl
         if (CollectionUtils.isEmpty(list)) {
             return StringUtils.EMPTY;
         }
-        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
+        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(COMMA_STR));
     }
 
     /**