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* 修复部分数据精度和excel不匹配的bug [Issue #2805](https://github.com/alibaba/easyexcel/issues/2805) * 不创建对象的读支持读取非`String`类型的数据pull/2927/head
Jiaju Zhuang
2 years ago
29 changed files with 598 additions and 49 deletions
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package com.alibaba.excel.constant; |
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import java.math.MathContext; |
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import java.math.RoundingMode; |
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/** |
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* Used to store constant |
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* |
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* @author Jiaju Zhuang |
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*/ |
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public class EasyExcelConstants { |
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/** |
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* Excel by default with 15 to store Numbers, and the double in Java can use to store number 17, led to the accuracy |
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* will be a problem. So you need to set up 15 to deal with precision |
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*/ |
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public static final MathContext EXCEL_MATH_CONTEXT = new MathContext(15, RoundingMode.HALF_UP); |
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} |
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package com.alibaba.excel.enums; |
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import java.math.BigDecimal; |
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import java.time.LocalDateTime; |
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import java.util.HashMap; |
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import java.util.Map; |
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import com.alibaba.excel.metadata.data.CellData; |
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import com.alibaba.excel.util.StringUtils; |
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/** |
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* Read not to {@code com.alibaba.excel.metadata.BasicParameter#clazz} value, the default will return type. |
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* |
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* @author Jiaju Zhuang |
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*/ |
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public enum ReadDefaultReturnEnum { |
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/** |
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* default.The content of cells into string, is the same as you see in the excel. |
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*/ |
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STRING, |
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/** |
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* Returns the actual type. |
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* Will be automatically selected according to the cell contents what return type, will return the following class: |
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* <ol> |
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* <li>{@link BigDecimal}<li/> |
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* <li>{@link Boolean}<li/> |
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* <li>{@link String}<li/> |
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* <li>{@link LocalDateTime}<li/> |
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* <ol/> |
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*/ |
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ACTUAL_DATA, |
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/** |
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* Return to {@link com.alibaba.excel.metadata.data.ReadCellData}, can decide which field you need. |
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*/ |
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READ_CELL_DATA, |
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; |
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} |
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package com.alibaba.easyexcel.test.temp; |
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import java.math.BigDecimal; |
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import java.util.Date; |
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import com.alibaba.excel.annotation.ExcelIgnore; |
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import com.alibaba.excel.annotation.ExcelProperty; |
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import lombok.EqualsAndHashCode; |
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import lombok.Getter; |
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import lombok.Setter; |
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/** |
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* 基础数据类 |
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* |
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* @author Jiaju Zhuang |
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**/ |
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@Getter |
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@Setter |
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@EqualsAndHashCode |
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public class DemoData2 { |
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@ExcelProperty("字符串标题") |
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private String string; |
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@ExcelProperty("日期标题") |
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private Date date; |
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@ExcelProperty("数字标题") |
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private Double doubleData; |
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@ExcelProperty("数字标题2") |
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private BigDecimal bigDecimal; |
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/** |
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* 忽略这个字段 |
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*/ |
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@ExcelIgnore |
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private String ignore; |
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} |
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package com.alibaba.easyexcel.test.temp; |
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import java.time.LocalDateTime; |
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import java.util.Date; |
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import com.alibaba.excel.annotation.ExcelIgnore; |
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import com.alibaba.excel.annotation.ExcelProperty; |
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import lombok.EqualsAndHashCode; |
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import lombok.Getter; |
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import lombok.Setter; |
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/** |
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* 基础数据类 |
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* |
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* @author Jiaju Zhuang |
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**/ |
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@Getter |
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@Setter |
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@EqualsAndHashCode |
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public class DemoData3 { |
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@ExcelProperty("日期时间标题") |
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private LocalDateTime localDateTime; |
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} |
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