Excel支持sort导出排序

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

@@ -11,11 +11,13 @@ import java.math.BigDecimal;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Comparator;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
+import java.util.stream.Collectors;
 import org.apache.poi.hssf.usermodel.HSSFDateUtil;
 import org.apache.poi.ss.usermodel.BorderStyle;
 import org.apache.poi.ss.usermodel.Cell;
@@ -39,17 +41,17 @@ import org.apache.poi.xssf.streaming.SXSSFWorkbook;
 import org.apache.poi.xssf.usermodel.XSSFDataValidation;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import com.ruoyi.common.core.text.Convert;
+import com.ruoyi.common.exception.CustomException;
+import com.ruoyi.common.utils.DateUtils;
+import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.reflect.ReflectUtils;
 import com.ruoyi.framework.aspectj.lang.annotation.Excel;
 import com.ruoyi.framework.aspectj.lang.annotation.Excel.ColumnType;
 import com.ruoyi.framework.aspectj.lang.annotation.Excel.Type;
 import com.ruoyi.framework.aspectj.lang.annotation.Excels;
 import com.ruoyi.framework.config.RuoYiConfig;
 import com.ruoyi.framework.web.domain.AjaxResult;
-import com.ruoyi.common.core.text.Convert;
-import com.ruoyi.common.exception.CustomException;
-import com.ruoyi.common.utils.DateUtils;
-import com.ruoyi.common.utils.StringUtils;
-import com.ruoyi.common.utils.reflect.ReflectUtils;
 
 /**
  * Excel相关处理
@@ -768,6 +770,7 @@ public class ExcelUtil<T>
                 }
             }
         }
+        this.fields = this.fields.stream().sorted(Comparator.comparing(objects -> ((Excel) objects[1]).sort())).collect(Collectors.toList());
     }
 
     /**

ruoyi/src/main/java/com/ruoyi/framework/aspectj/lang/annotation/Excel.java

@@ -14,6 +14,11 @@ import java.lang.annotation.Target;
 @Target(ElementType.FIELD)
 public @interface Excel
 {
+    /**
+     * 导出时在excel中排序
+     */
+    public int sort() default Integer.MAX_VALUE;
+
     /**
      * 导出到Excel中的名字.
      */