mirror of https://github.com/alibaba/easyexcel
wangtong_b
6 months ago
5 changed files with 103 additions and 7 deletions
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package com.alibaba.easyexcel.test.demo.read; |
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import com.alibaba.easyexcel.test.util.TestFileUtil; |
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import com.alibaba.excel.EasyExcelFactory; |
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import com.alibaba.excel.annotation.ExcelProperty; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.event.AnalysisEventListener; |
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import com.alibaba.excel.metadata.CellExtra; |
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import com.fasterxml.jackson.core.JsonProcessingException; |
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import com.fasterxml.jackson.databind.ObjectMapper; |
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import lombok.Data; |
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import lombok.experimental.Accessors; |
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import lombok.extern.slf4j.Slf4j; |
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import org.junit.jupiter.api.Test; |
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import java.io.File; |
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/** |
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* 测试使用 lombok 的 @Accessors(chain = true) 注解无法映射到对象对应属性的问题 |
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*/ |
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public class TestAccessor { |
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private static final ObjectMapper objectMapper = new ObjectMapper(); |
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@Test |
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public void importToRegulation () { |
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String fileName = TestFileUtil.getPath() + "demo" + File.separator + "testAccessors.xlsx"; |
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EasyExcelFactory |
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.read(fileName, User.class, new UserListener()) |
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.sheet().doRead(); |
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} |
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@Data |
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@Accessors(chain = true) |
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public static class User { |
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@ExcelProperty(index = 0) |
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private String name; |
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@ExcelProperty(index = 1) |
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private Integer age; |
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} |
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@Slf4j |
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public static class UserListener extends AnalysisEventListener<User> { |
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@Override |
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public void onException(Exception exception, AnalysisContext context) throws Exception { |
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super.onException(exception, context); |
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} |
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/** |
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* 这个每一条数据解析都会来调用 |
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*/ |
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@Override |
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public void invoke(User data, AnalysisContext context) { |
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try { |
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log.info("解析到一条数据:{}", objectMapper.writeValueAsString(data)); |
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} catch (JsonProcessingException e) { |
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log.error("序列化成 json 失败: {}", e.getMessage()); |
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} |
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} |
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@Override |
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public void extra(CellExtra extra, AnalysisContext context) { |
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super.extra(extra, context); |
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} |
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@Override |
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public void doAfterAllAnalysed(AnalysisContext analysisContext) { |
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} |
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@Override |
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public boolean hasNext(AnalysisContext context) { |
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return super.hasNext(context); |
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} |
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} |
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} |
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