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@@ -0,0 +1,75 @@
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+package com.ruoyi.common.excel.convert;
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+
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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.core.utils.reflect.ReflectUtils;
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+import com.ruoyi.common.excel.annotation.ExcelEnumFormat;
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+import lombok.extern.slf4j.Slf4j;
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+
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+import java.lang.reflect.Field;
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+import java.util.HashMap;
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+import java.util.Map;
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+
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+/**
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+ * 枚举格式化转换处理
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+ *
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+ * @author Liang
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+ */
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+@Slf4j
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+public class ExcelEnumConvert implements Converter<Object> {
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+
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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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+
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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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+
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+ @Override
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+ public Object convertToJavaData(ReadCellData<?> cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
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+ Object codeValue = cellData.getData();
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+ // 如果是空值
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+ if (ObjectUtil.isNull(codeValue)) {
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+ return null;
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+ }
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+ Map<Object, String> enumValueMap = beforeConvert(contentProperty);
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+ String textValue = enumValueMap.get(codeValue);
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+ return Convert.convert(contentProperty.getField().getType(), textValue);
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+ }
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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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+ Map<Object, String> enumValueMap = beforeConvert(contentProperty);
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+ String value = Convert.toStr(enumValueMap.get(object), "");
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+ return new WriteCellData<>(value);
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+ }
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+
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+ private Map<Object, String> beforeConvert(ExcelContentProperty contentProperty) {
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+ ExcelEnumFormat anno = getAnnotation(contentProperty.getField());
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+ Map<Object, String> enumValueMap = new HashMap<>();
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+ Enum<?>[] enumConstants = anno.enumClass().getEnumConstants();
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+ for (Enum<?> enumConstant : enumConstants) {
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+ Object codeValue = ReflectUtils.invokeGetter(enumConstant, anno.codeField());
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+ String textValue = ReflectUtils.invokeGetter(enumConstant, anno.textField());
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+ enumValueMap.put(codeValue, textValue);
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+ }
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+ return enumValueMap;
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+ }
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+
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+ private ExcelEnumFormat getAnnotation(Field field) {
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+ return AnnotationUtil.getAnnotation(field, ExcelEnumFormat.class);
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+ }
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+}
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