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add CompositeCellValue

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This commit is contained in:
Looly 2024-06-04 16:32:45 +08:00
parent 249e35f057
commit b8cfaecfc0
3 changed files with 115 additions and 46 deletions
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52
hutool-poi/src/main/java/org/dromara/hutool/poi/excel/cell/CellUtil.java
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@ -17,13 +17,11 @@ import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.CellReference;
import org.apache.poi.ss.util.RegionUtil;
import org.apache.poi.ss.util.SheetUtil;
import org.dromara.hutool.core.text.StrUtil;
import org.dromara.hutool.core.util.ObjUtil;
import org.dromara.hutool.poi.excel.StyleSet;
import org.dromara.hutool.poi.excel.cell.editors.TrimEditor;
import org.dromara.hutool.poi.excel.cell.setters.CellSetterFactory;
import org.dromara.hutool.poi.excel.cell.values.ErrorCellValue;
import org.dromara.hutool.poi.excel.cell.values.NumericCellValue;
import org.dromara.hutool.poi.excel.cell.values.CompositeCellValue;
/**
* Excel表格中单元格工具类
@ -91,47 +89,10 @@ public class CellUtil {
* @param cellEditor 单元格值编辑器。可以通过此编辑器对单元格值做自定义操作
* @return 值，类型可能为：Date、Double、Boolean、String
*/
public static Object getCellValue(Cell cell, CellType cellType, final CellEditor cellEditor) {
if (null == cell) {
return null;
}
if (cell instanceof NullCell) {
return null == cellEditor ? null : cellEditor.edit(cell, null);
}
if (null == cellType) {
cellType = cell.getCellType();
}
// 尝试获取合并单元格，如果是合并单元格，则重新获取单元格类型
final Cell mergedCell = getMergedRegionCell(cell);
if (mergedCell != cell) {
cell = mergedCell;
cellType = cell.getCellType();
}
final Object value;
switch (cellType) {
case NUMERIC:
value = new NumericCellValue(cell).getValue();
break;
case BOOLEAN:
value = cell.getBooleanCellValue();
break;
case FORMULA:
value = getCellValue(cell, cell.getCachedFormulaResultType(), cellEditor);
break;
case BLANK:
value = StrUtil.EMPTY;
break;
case ERROR:
value = new ErrorCellValue(cell).getValue();
break;
default:
value = cell.getStringCellValue();
}
return null == cellEditor ? value : cellEditor.edit(cell, value);
public static Object getCellValue(final Cell cell, final CellType cellType, final CellEditor cellEditor) {
return CompositeCellValue.of(cell, cellType, cellEditor).getValue();
}
// endregion
// region ----- setCellValue
@ -151,11 +112,12 @@ public class CellUtil {
return;
}
CellStyle cellStyle = null;
if (null != styleSet) {
cell.setCellStyle(styleSet.getStyleByValueType(value, isHeader));
cellStyle = styleSet.getStyleByValueType(value, isHeader);
}
setCellValue(cell, value, cellEditor);
setCellValue(cell, value, cellStyle, cellEditor);
}
/**

106
hutool-poi/src/main/java/org/dromara/hutool/poi/excel/cell/values/CompositeCellValue.java Normal file
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@ -0,0 +1,106 @@
/*
* Copyright (c) 2024. looly(loolly@aliyun.com)
* Hutool is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* https://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package org.dromara.hutool.poi.excel.cell.values;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellType;
import org.dromara.hutool.core.text.StrUtil;
import org.dromara.hutool.poi.excel.cell.CellEditor;
import org.dromara.hutool.poi.excel.cell.CellUtil;
import org.dromara.hutool.poi.excel.cell.CellValue;
import org.dromara.hutool.poi.excel.cell.NullCell;
/**
* 复合单元格值，用于根据单元格类型读取不同的值
*
* @author looly
* @since 6.0.0
*/
public class CompositeCellValue implements CellValue<Object> {
/**
* 创建CompositeCellValue
*
* @param cell {@link Cell}单元格
* @param cellType 单元格值类型{@link CellType}枚举，如果为{@code null}默认使用cell的类型
* @param cellEditor 单元格值编辑器。可以通过此编辑器对单元格值做自定义操作
* @return CompositeCellValue
*/
public static CompositeCellValue of(final Cell cell, final CellType cellType, final CellEditor cellEditor){
return new CompositeCellValue(cell, cellType, cellEditor);
}
private final Cell cell;
private final CellType cellType;
private final CellEditor cellEditor;
/**
* 构造
*
* @param cell {@link Cell}单元格
* @param cellType 单元格值类型{@link CellType}枚举，如果为{@code null}默认使用cell的类型
* @param cellEditor 单元格值编辑器。可以通过此编辑器对单元格值做自定义操作
*/
public CompositeCellValue(final Cell cell, final CellType cellType, final CellEditor cellEditor) {
this.cell = cell;
this.cellType = cellType;
this.cellEditor = cellEditor;
}
@Override
public Object getValue() {
Cell cell = this.cell;
CellType cellType = this.cellType;
final CellEditor cellEditor = this.cellEditor;
if (null == cell) {
return null;
}
if (cell instanceof NullCell) {
return null == cellEditor ? null : cellEditor.edit(cell, null);
}
if (null == cellType) {
cellType = cell.getCellType();
}
// 尝试获取合并单元格，如果是合并单元格，则重新获取单元格类型
final Cell mergedCell = CellUtil.getMergedRegionCell(cell);
if (mergedCell != cell) {
cell = mergedCell;
cellType = cell.getCellType();
}
final Object value;
switch (cellType) {
case NUMERIC:
value = new NumericCellValue(cell).getValue();
break;
case BOOLEAN:
value = cell.getBooleanCellValue();
break;
case FORMULA:
value = of(cell, cell.getCachedFormulaResultType(), cellEditor).getValue();
break;
case BLANK:
value = StrUtil.EMPTY;
break;
case ERROR:
value = new ErrorCellValue(cell).getValue();
break;
default:
value = cell.getStringCellValue();
}
return null == cellEditor ? value : cellEditor.edit(cell, value);
}
}

3
hutool-poi/src/main/java/org/dromara/hutool/poi/excel/style/StyleSet.java
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@ -13,7 +13,8 @@
package org.dromara.hutool.poi.excel.style;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.util.CellReference;
public interface StyleSet {
CellStyle getStyleFor(int x, int y, Object cellValue);
CellStyle getStyleFor(CellReference reference, Object cellValue);
}