forked from ZhanLi/ScientificSystem
74 lines
2.6 KiB
Java
74 lines
2.6 KiB
Java
package com.ruoyi.common.convert;
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import cn.hutool.core.annotation.AnnotationUtil;
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import cn.hutool.core.convert.Convert;
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import cn.hutool.core.util.ObjectUtil;
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import com.alibaba.excel.converters.Converter;
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import com.alibaba.excel.enums.CellDataTypeEnum;
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import com.alibaba.excel.metadata.GlobalConfiguration;
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import com.alibaba.excel.metadata.data.ReadCellData;
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import com.alibaba.excel.metadata.data.WriteCellData;
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import com.alibaba.excel.metadata.property.ExcelContentProperty;
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import com.ruoyi.common.annotation.ExcelDictFormat;
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import com.ruoyi.common.core.service.DictService;
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import com.ruoyi.common.utils.StringUtils;
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import com.ruoyi.common.utils.poi.ExcelUtil;
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import com.ruoyi.common.utils.spring.SpringUtils;
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import lombok.extern.slf4j.Slf4j;
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import java.lang.reflect.Field;
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/**
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* 字典格式化转换处理
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*
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* @author Lion Li
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*/
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@Slf4j
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public class ExcelDictConvert implements Converter<Object> {
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@Override
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public Class<Object> supportJavaTypeKey() {
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return Object.class;
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}
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@Override
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public CellDataTypeEnum supportExcelTypeKey() {
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return null;
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}
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@Override
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public Object convertToJavaData(ReadCellData<?> cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
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ExcelDictFormat anno = getAnnotation(contentProperty.getField());
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String type = anno.dictType();
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String label = cellData.getStringValue();
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String value;
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if (StringUtils.isBlank(type)) {
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value = ExcelUtil.reverseByExp(label, anno.readConverterExp(), anno.separator());
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} else {
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value = SpringUtils.getBean(DictService.class).getDictValue(type, label, anno.separator());
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}
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return Convert.convert(contentProperty.getField().getType(), value);
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}
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@Override
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public WriteCellData<String> convertToExcelData(Object object, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
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if (ObjectUtil.isNull(object)) {
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return new WriteCellData<>("");
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}
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ExcelDictFormat anno = getAnnotation(contentProperty.getField());
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String type = anno.dictType();
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String value = Convert.toStr(object);
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String label;
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if (StringUtils.isBlank(type)) {
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label = ExcelUtil.convertByExp(value, anno.readConverterExp(), anno.separator());
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} else {
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label = SpringUtils.getBean(DictService.class).getDictLabel(type, value, anno.separator());
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}
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return new WriteCellData<>(label);
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}
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private ExcelDictFormat getAnnotation(Field field) {
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return AnnotationUtil.getAnnotation(field, ExcelDictFormat.class);
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}
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}
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