大屏数据配置接口

mitao

2024-04-10 2da6576ce17cb18f042f561648230736945ec4c1

 ruoyi-system/src/main/java/com/ruoyi/system/handler/CustomerHandler.java

@@ -7,11 +7,10 @@
import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
import com.alibaba.excel.write.style.column.AbstractColumnWidthStyleStrategy;
import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import org.apache.poi.ss.usermodel.Cell;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.poi.ss.usermodel.Cell;

public class CustomerHandler extends AbstractColumnWidthStyleStrategy {

@@ -24,10 +23,13 @@
    }

    @Override
    protected void setColumnWidth(WriteSheetHolder writeSheetHolder, List<WriteCellData<?>> cellDataList, Cell cell, Head head, Integer relativeRowIndex, Boolean isHead) {
    protected void setColumnWidth(WriteSheetHolder writeSheetHolder,
            List<WriteCellData<?>> cellDataList, Cell cell, Head head, Integer relativeRowIndex,
            Boolean isHead) {
        boolean needSetWidth = isHead || !CollectionUtils.isEmpty(cellDataList);
        if (needSetWidth) {
            Map<Integer, Integer> maxColumnWidthMap = (Map) CACHE.get(writeSheetHolder.getSheetNo());
            Map<Integer, Integer> maxColumnWidthMap = (Map) CACHE.get(
                    writeSheetHolder.getSheetNo());
            if (maxColumnWidthMap == null) {
                maxColumnWidthMap = new HashMap(16);
                CACHE.put(writeSheetHolder.getSheetNo(), maxColumnWidthMap);
@@ -43,10 +45,12 @@
                    }
                }

                Integer maxColumnWidth = (Integer) ((Map) maxColumnWidthMap).get(cell.getColumnIndex());
                Integer maxColumnWidth = (Integer) ((Map) maxColumnWidthMap).get(
                        cell.getColumnIndex());
                if (maxColumnWidth == null || columnWidth > maxColumnWidth) {
                    ((Map) maxColumnWidthMap).put(cell.getColumnIndex(), columnWidth);
                    writeSheetHolder.getSheet().setColumnWidth(cell.getColumnIndex(), columnWidth * 256);
                    writeSheetHolder.getSheet()
                            .setColumnWidth(cell.getColumnIndex(), columnWidth * 256);
                }
            }
        }