优化代码

ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ExceptionUtil.java

@@ -18,8 +18,7 @@ public class ExceptionUtil
     {
         StringWriter sw = new StringWriter();
         e.printStackTrace(new PrintWriter(sw, true));
-        String str = sw.toString();
-        return str;
+        return sw.toString();
     }
 
     public static String getRootErrorMessage(Exception e)

ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ServletUtils.java

@@ -161,9 +161,8 @@ public class ServletUtils
      * 
      * @param response 渲染对象
      * @param string 待渲染的字符串
-     * @return null
      */
-    public static String renderString(HttpServletResponse response, String string)
+    public static void renderString(HttpServletResponse response, String string)
     {
         try
         {
@@ -176,7 +175,6 @@ public class ServletUtils
         {
             e.printStackTrace();
         }
-        return null;
     }
 
     /**
@@ -187,13 +185,13 @@ public class ServletUtils
     public static boolean isAjaxRequest(HttpServletRequest request)
     {
         String accept = request.getHeader("accept");
-        if (accept != null && accept.indexOf("application/json") != -1)
+        if (accept != null && accept.contains("application/json"))
         {
             return true;
         }
 
         String xRequestedWith = request.getHeader("X-Requested-With");
-        if (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1)
+        if (xRequestedWith != null && xRequestedWith.contains("XMLHttpRequest"))
         {
             return true;
         }
@@ -205,11 +203,7 @@ public class ServletUtils
         }
 
         String ajax = request.getParameter("__ajax");
-        if (StringUtils.inStringIgnoreCase(ajax, "json", "xml"))
-        {
-            return true;
-        }
-        return false;
+        return StringUtils.inStringIgnoreCase(ajax, "json", "xml");
     }
 
     /**

ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/file/ImageUtils.java

@@ -55,7 +55,7 @@ public class ImageUtils
     /**
      * 读取文件为字节数据
      * 
-     * @param key 地址
+     * @param url 地址
      * @return 字节数据
      */
     public static byte[] readFile(String url)

ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/poi/ExcelUtil.java

@@ -944,7 +944,7 @@ public class ExcelUtil<T>
         if (StringUtils.isNotEmpty(excel.targetAttr()))
         {
             String target = excel.targetAttr();
-            if (target.indexOf(".") > -1)
+            if (target.contains("."))
             {
                 String[] targets = target.split("[.]");
                 for (String name : targets)
@@ -1039,7 +1039,7 @@ public class ExcelUtil<T>
         for (Object[] os : this.fields)
         {
             Excel excel = (Excel) os[1];
-            maxHeight = maxHeight > excel.height() ? maxHeight : excel.height();
+            maxHeight = Math.max(maxHeight, excel.height());
         }
         return (short) (maxHeight * 20);
     }

ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/sql/SqlUtil.java

@@ -50,9 +50,9 @@ public class SqlUtil
             return;
         }
         String[] sqlKeywords = StringUtils.split(SQL_REGEX, "\\|");
-        for (int i = 0; i < sqlKeywords.length; i++)
+        for (String sqlKeyword : sqlKeywords)
         {
-            if (StringUtils.indexOfIgnoreCase(value, sqlKeywords[i]) > -1)
+            if (StringUtils.indexOfIgnoreCase(value, sqlKeyword) > -1)
             {
                 throw new UtilException("参数存在SQL注入风险");
             }

ruoyi-common/ruoyi-common-security/src/main/java/com/ruoyi/common/security/utils/DictUtils.java

@@ -37,8 +37,7 @@ public class DictUtils
         Object cacheObj = SpringUtils.getBean(RedisService.class).getCacheObject(getCacheKey(key));
         if (StringUtils.isNotNull(cacheObj))
         {
-            List<SysDictData> dictDatas = StringUtils.cast(cacheObj);
-            return dictDatas;
+            return StringUtils.cast(cacheObj);
         }
         return null;
     }

ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java

@@ -2,6 +2,7 @@ package com.ruoyi.file.utils;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.Objects;
 import org.apache.commons.io.FilenameUtils;
 import org.springframework.web.multipart.MultipartFile;
 import com.ruoyi.common.core.exception.file.FileNameLengthLimitExceededException;
@@ -65,7 +66,7 @@ public class FileUploadUtils
             throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
             InvalidExtensionException
     {
-        int fileNamelength = file.getOriginalFilename().length();
+        int fileNamelength = Objects.requireNonNull(file.getOriginalFilename()).length();
         if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH)
         {
             throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH);
@@ -77,8 +78,7 @@ public class FileUploadUtils
 
         File desc = getAbsoluteFile(baseDir, fileName);
         file.transferTo(desc);
-        String pathFileName = getPathFileName(fileName);
-        return pathFileName;
+        return getPathFileName(fileName);
     }
 
     /**
@@ -186,7 +186,7 @@ public class FileUploadUtils
         String extension = FilenameUtils.getExtension(file.getOriginalFilename());
         if (StringUtils.isEmpty(extension))
         {
-            extension = MimeTypeUtils.getExtension(file.getContentType());
+            extension = MimeTypeUtils.getExtension(Objects.requireNonNull(file.getContentType()));
         }
         return extension;
     }

ruoyi-modules/ruoyi-gen/src/main/java/com/ruoyi/gen/util/GenUtils.java

@@ -151,8 +151,7 @@ public class GenUtils
     {
         int lastIndex = packageName.lastIndexOf(".");
         int nameLength = packageName.length();
-        String moduleName = StringUtils.substring(packageName, lastIndex + 1, nameLength);
-        return moduleName;
+        return StringUtils.substring(packageName, lastIndex + 1, nameLength);
     }
 
     /**
@@ -165,8 +164,7 @@ public class GenUtils
     {
         int lastIndex = tableName.lastIndexOf("_");
         int nameLength = tableName.length();
-        String businessName = StringUtils.substring(tableName, lastIndex + 1, nameLength);
-        return businessName;
+        return StringUtils.substring(tableName, lastIndex + 1, nameLength);
     }
 
     /**

ruoyi-modules/ruoyi-gen/src/main/java/com/ruoyi/gen/util/VelocityUtils.java

@@ -228,8 +228,7 @@ public class VelocityUtils
     public static String getPackagePrefix(String packageName)
     {
         int lastIndex = packageName.lastIndexOf(".");
-        String basePackage = StringUtils.substring(packageName, 0, lastIndex);
-        return basePackage;
+        return StringUtils.substring(packageName, 0, lastIndex);
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java

@@ -63,9 +63,8 @@ public class SysDeptServiceImpl implements ISysDeptService
         {
             tempList.add(dept.getDeptId());
         }
-        for (Iterator<SysDept> iterator = depts.iterator(); iterator.hasNext();)
+        for (SysDept dept : depts)
         {
-            SysDept dept = (SysDept) iterator.next();
             // 如果是顶级节点, 遍历该父节点的所有子节点
             if (!tempList.contains(dept.getParentId()))
             {

ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysMenuServiceImpl.java

@@ -498,7 +498,7 @@ public class SysMenuServiceImpl implements ISysMenuService
      */
     private boolean hasChild(List<SysMenu> list, SysMenu t)
     {
-        return getChildList(list, t).size() > 0 ? true : false;
+        return getChildList(list, t).size() > 0;
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysMenuMapper.xml

@@ -28,7 +28,7 @@
 	</resultMap>
 
 	<sql id="selectMenuVo">
-        select menu_id, menu_name, parent_id, order_num, path, component, query, is_frame, is_cache, menu_type, visible, status, ifnull(perms,'') as perms, icon, create_time 
+        select menu_id, menu_name, parent_id, order_num, path, component, `query`, is_frame, is_cache, menu_type, visible, status, ifnull(perms,'') as perms, icon, create_time 
 		from sys_menu
     </sql>
     
@@ -49,13 +49,13 @@
 	</select>
 	
 	<select id="selectMenuTreeAll" resultMap="SysMenuResult">
-		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
+		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.`query`, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
 		from sys_menu m where m.menu_type in ('M', 'C') and m.status = 0
 		order by m.parent_id, m.order_num
 	</select>
 	
 	<select id="selectMenuListByUserId" parameterType="SysMenu" resultMap="SysMenuResult">
-		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
+		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.`query`, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
 		from sys_menu m
 		left join sys_role_menu rm on m.menu_id = rm.menu_id
 		left join sys_user_role ur on rm.role_id = ur.role_id
@@ -74,7 +74,7 @@
 	</select>
     
     <select id="selectMenuTreeByUserId" parameterType="Long" resultMap="SysMenuResult">
-		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
+		select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.`query`, m.visible, m.status, ifnull(m.perms,'') as perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
 		from sys_menu m
 			 left join sys_role_menu rm on m.menu_id = rm.menu_id
 			 left join sys_user_role ur on rm.role_id = ur.role_id

ruoyi-ui/src/components/FileUpload/index.vue

@@ -26,7 +26,7 @@
 
     <!-- 文件列表 -->
     <transition-group class="upload-file-list el-upload-list el-upload-list--text" name="el-fade-in-linear" tag="ul">
-      <li :key="file.uid" class="el-upload-list__item ele-upload-list__item-content" v-for="(file, index) in fileList">
+      <li :key="file.url" class="el-upload-list__item ele-upload-list__item-content" v-for="(file, index) in fileList">
         <el-link :href="file.url" :underline="false" target="_blank">
           <span class="el-icon-document"> {{ getFileName(file.name) }} </span>
         </el-link>

ruoyi-ui/src/utils/generator/html.js

@@ -5,11 +5,11 @@ let confGlobal
 let someSpanIsNot24
 
 export function dialogWrapper(str) {
-  return `<el-dialog v-bind="$attrs" v-on="$listeners" @open="onOpen" @close="onClose" title="Dialog Titile">
+  return `<el-dialog v-bind="$attrs" v-on="$listeners" @open="onOpen" @close="onClose" title="Dialog Title">
     ${str}
     <div slot="footer">
       <el-button @click="close">取消</el-button>
-      <el-button type="primary" @click="handelConfirm">确定</el-button>
+      <el-button type="primary" @click="handleConfirm">确定</el-button>
     </div>
   </el-dialog>`
 }

ruoyi-ui/src/utils/generator/js.js

@@ -98,7 +98,7 @@ function mixinMethod(type) {
         close: `close() {
         this.$emit('update:visible', false)
       },`,
-        handelConfirm: `handelConfirm() {
+        handleConfirm: `handleConfirm() {
         this.$refs['${confGlobal.formRef}'].validate(valid => {
           if(!valid) return
           this.close()

ruoyi-ui/src/views/tool/build/CodeTypeDialog.vue

@@ -41,7 +41,7 @@
         <el-button @click="close">
           取消
         </el-button>
-        <el-button type="primary" @click="handelConfirm">
+        <el-button type="primary" @click="handleConfirm">
           确定
         </el-button>
       </div>
@@ -94,7 +94,7 @@ export default {
     close(e) {
       this.$emit('update:visible', false)
     },
-    handelConfirm() {
+    handleConfirm() {
       this.$refs.elForm.validate(valid => {
         if (!valid) return
         this.$emit('confirm', { ...this.formData })

ruoyi-ui/src/views/tool/build/TreeNodeDialog.vue

@@ -59,7 +59,7 @@
       <div slot="footer">
         <el-button
           type="primary"
-          @click="handelConfirm"
+          @click="handleConfirm"
         >
           确定
         </el-button>
@@ -133,7 +133,7 @@ export default {
     close() {
       this.$emit('update:visible', false)
     },
-    handelConfirm() {
+    handleConfirm() {
       this.$refs.elForm.validate(valid => {
         if (!valid) return
         if (this.dataType === 'number') {

ruoyi-ui/src/views/tool/build/index.vue

@@ -146,7 +146,7 @@ import { beautifierConf, titleCase } from '@/utils/index'
 import { makeUpHtml, vueTemplate, vueScript, cssStyle } from '@/utils/generator/html'
 import { makeUpJs } from '@/utils/generator/js'
 import { makeUpCss } from '@/utils/generator/css'
-import drawingDefalut from '@/utils/generator/drawingDefalut'
+import drawingDefault from '@/utils/generator/drawingDefault'
 import logo from '@/assets/logo/logo.png'
 import CodeTypeDialog from './CodeTypeDialog'
 import DraggableItem from './DraggableItem'
@@ -171,15 +171,15 @@ export default {
       selectComponents,
       layoutComponents,
       labelWidth: 100,
-      drawingList: drawingDefalut,
+      drawingList: drawingDefault,
       drawingData: {},
-      activeId: drawingDefalut[0].formId,
+      activeId: drawingDefault[0].formId,
       drawerVisible: false,
       formData: {},
       dialogVisible: false,
       generateConf: null,
       showFileName: false,
-      activeData: drawingDefalut[0]
+      activeData: drawingDefault[0]
     }
   },
   created() {