字符未使用下划线不进行驼峰式处理

@@ -481,7 +481,8 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils
     }
     }
 
 
     /**
     /**
-     * 驼峰式命名法 例如：user_name->userName
+     * 驼峰式命名法
+     * 例如：user_name->userName
      */
      */
     public static String toCamelCase(String s)
     public static String toCamelCase(String s)
     {
     {
@@ -489,6 +490,10 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils
         {
         {
             return null;
             return null;
         }
         }
+        if (s.indexOf(SEPARATOR) == -1)
+        {
+            return s;
+        }
         s = s.toLowerCase();
         s = s.toLowerCase();
         StringBuilder sb = new StringBuilder(s.length());
         StringBuilder sb = new StringBuilder(s.length());
         boolean upperCase = false;
         boolean upperCase = false;