主子表导入数据封装。

win-framework/win-spring-boot-starter-excel/src/main/java/com/win/framework/excel/core/listener/ExcelListener.java

@@ -27,7 +27,7 @@ public class ExcelListener<T> extends AnalysisEventListener<T> {
     /**
      * excel数据
      */
-    private List<Object> dataList;
+    private List<T> dataList;
 
     /**
      * 判断重复的属性方法
@@ -52,13 +52,14 @@ public class ExcelListener<T> extends AnalysisEventListener<T> {
     /**
      * 构造函数
      */
-    public ExcelListener(Class<?> mainClass) {
+    @SuppressWarnings("unchecked")
+    public ExcelListener() {
         dataList = new ArrayList<>();
-        this.mainClass = mainClass;
+        this.mainClass = (Class<T>) ((ParameterizedType) getClass().getGenericSuperclass()).getActualTypeArguments()[0];
     }
 
     @Override
-    public void invoke(T object, AnalysisContext analysisContext) {
+    public void invoke(Object object, AnalysisContext analysisContext) {
         if(this.methodName == null) {
             String methodName = this.getOnlyOneAnnotation();
             if(methodName == null) {
@@ -84,9 +85,9 @@ public class ExcelListener<T> extends AnalysisEventListener<T> {
     /**
      * 判断数据是否存在
      */
-    private Object checkDataIsExist(T object) {
+    private T checkDataIsExist(Object object) {
-        for(Object obj : dataList) {
+        for(T obj : dataList) {
-            Object methodValue1 = ReflectUtil.invoke(obj, "get" + this.methodName);
+            T methodValue1 = ReflectUtil.invoke(obj, "get" + this.methodName);
             Object methodValue2 = ReflectUtil.invoke(object, "get" + this.methodName);
             if(methodValue1.equals(methodValue2)) {
                 return obj;
@@ -99,8 +100,9 @@ public class ExcelListener<T> extends AnalysisEventListener<T> {
      * 添加数据
      * @param vo
      */
-    private void buildEntity(T vo) {
+    @SuppressWarnings("unchecked")
-        Object mainObject = this.checkDataIsExist(vo);
+    private void buildEntity(Object vo) {
+        T mainObject = this.checkDataIsExist(vo);
         Object subObject;
         try {//创建子数据对象
             subObject = this.subClass.getDeclaredConstructors()[0].newInstance((Object) null);
@@ -110,7 +112,7 @@ public class ExcelListener<T> extends AnalysisEventListener<T> {
         BeanUtil.copyProperties(vo, subObject);
         if(mainObject == null) {//list中不存在主数据
             try {//创建主数据对象
-                mainObject = this.mainClass.getDeclaredConstructors()[0].newInstance((Object) null);
+                mainObject = (T) this.mainClass.getDeclaredConstructors()[0].newInstance((Object) null);
             } catch (InstantiationException | IllegalAccessException | InvocationTargetException e) {
                 throw new RuntimeException(e);
             }

win-module-system/win-module-system-biz/src/main/java/com/win/module/system/controller/user/UserController.java

@@ -5,7 +5,6 @@ import com.win.framework.common.enums.CommonStatusEnum;
 import com.win.framework.common.pojo.CommonResult;
 import com.win.framework.common.pojo.PageResult;
 import com.win.framework.common.util.collection.MapUtils;
-import com.win.framework.excel.core.listener.ExcelListener;
 import com.win.framework.excel.core.util.ExcelUtils;
 import com.win.framework.operatelog.core.annotations.OperateLog;
 import com.win.module.system.controller.user.vo.user.*;
@@ -186,10 +185,8 @@ public class UserController {
     })
     @PreAuthorize("@ss.hasPermission('system:user:import')")
     public CommonResult<UserImportRespVO> importExcel(@RequestParam("file") MultipartFile file, @RequestParam(value = "mode") Integer mode, @RequestParam(value = "updatePart") Boolean updatePart) throws Exception {
-        ExcelListener<UserImportExcelVO> listener = new ExcelListener<>();
+        List<UserImportExcelVO> list = ExcelUtils.read(file, UserImportExcelVO.class);
-        ExcelUtils.read(file, UserImportExcelVO.class, listener);
+        return success(userService.importUserList(list, mode, updatePart));
-        List<UserImportExcelVO> dataList = listener.getDataList();
-        return success(userService.importUserList(dataList, mode, updatePart));
     }
 
 }