导入模板适配现场数据

+package com.ash.base.excelOpt;
+
+import com.alibaba.excel.converters.Converter;
+import com.alibaba.excel.converters.WriteConverterContext;
+import com.alibaba.excel.metadata.GlobalConfiguration;
+import com.alibaba.excel.metadata.data.ReadCellData;
+import com.alibaba.excel.metadata.data.WriteCellData;
+import com.alibaba.excel.metadata.property.ExcelContentProperty;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+public class DatetimeConverter2 implements Converter<Date> {
+    private static  final String PATTERN_YYYY_MM_DD = "yyyy-MM-dd HH:mm:ss";
+
+
+    @Override
+    public Class<Date> supportJavaTypeKey() {
+        return Date.class;
+    }
+
+
+    @Override
+    public Date convertToJavaData(ReadCellData<?> cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) throws Exception {
+        String value = cellData.getStringValue();
+        SimpleDateFormat sdf = new SimpleDateFormat(PATTERN_YYYY_MM_DD);
+        return sdf.parse(value);
+    }
+
+
+    @Override
+    public WriteCellData<String> convertToExcelData(WriteConverterContext<Date> context) throws Exception {
+        Date date = context.getValue();
+        if (date == null) {
+            return null;
+        }
+        SimpleDateFormat sdf = new SimpleDateFormat(PATTERN_YYYY_MM_DD);
+        return new WriteCellData<>(sdf.format(date));
+    }
+}

@@ -5,7 +5,7 @@ import com.alibaba.excel.annotation.write.style.ColumnWidth;
 import com.alibaba.excel.annotation.write.style.ContentRowHeight;
 import com.alibaba.excel.annotation.write.style.ContentStyle;
 import com.alibaba.excel.annotation.write.style.HeadRowHeight;
-import com.ash.base.excelOpt.DatetimeConverter;
+import com.ash.base.excelOpt.DatetimeConverter2;
 import com.ash.base.excelOpt.ExcelCheck;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -30,8 +30,8 @@ public class WarningInstanceExcelData implements Serializable {
     @ColumnWidth(25)
     private String code;
 
-    @ExcelCheck(canEmpty = false, dateFormatValid = "yyyy/MM/dd h:mm:ss")
-    @ExcelProperty(value = "报警时间", index = 1)
+    @ExcelCheck(canEmpty = false)
+    @ExcelProperty(value = "报警时间", index = 1, converter = DatetimeConverter2.class)
     @ContentStyle(dataFormat = 49)
     @ColumnWidth(25)
     private Date alarmDate;

@@ -5,7 +5,7 @@ import com.alibaba.excel.annotation.write.style.ColumnWidth;
 import com.alibaba.excel.annotation.write.style.ContentRowHeight;
 import com.alibaba.excel.annotation.write.style.ContentStyle;
 import com.alibaba.excel.annotation.write.style.HeadRowHeight;
-import com.ash.base.excelOpt.DatetimeConverter;
+import com.ash.base.excelOpt.DatetimeConverter2;
 import com.ash.base.excelOpt.ExcelCheck;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -31,7 +31,7 @@ public class WarningInstanceExportExcelData implements Serializable {
     private String code;
 
     @ExcelCheck(canEmpty = false, dateFormatValid = "yyyy-MM-dd HH:mm:ss")
-    @ExcelProperty(value = "报警时间", index = 1, converter = DatetimeConverter.class)
+    @ExcelProperty(value = "报警时间", index = 1, converter = DatetimeConverter2.class)
     @ContentStyle(dataFormat = 49)
     @ColumnWidth(25)
     private Date alarmDate;