refactor(添加esaypoi): 角色管理添加导出按钮
wayn
5 years ago
parent
035d3e17d4
commit
1d7182c728
@ -0,0 +1,67 @@
|
||||
package com.wayn.common.util.excel;
|
||||
|
||||
import cn.afterturn.easypoi.excel.ExcelExportUtil;
|
||||
import cn.afterturn.easypoi.excel.entity.ExportParams;
|
||||
import com.wayn.framework.config.WaynConfig;
|
||||
import com.wayn.project.system.domain.SysRole;
|
||||
import lombok.extern.slf4j.Slf4j;
|
||||
import org.apache.poi.ss.usermodel.Workbook;
|
||||
|
||||
import java.io.*;
|
||||
import java.util.List;
|
||||
import java.util.UUID;
|
||||
|
||||
/**
|
||||
* excel操作帮助类
|
||||
*/
|
||||
@Slf4j
|
||||
public class ExcelUtil {
|
||||
|
||||
/**
|
||||
* 编码文件名
|
||||
*
|
||||
* @param filename 源文件名称
|
||||
* @return 编码后文件名 eg: 990xx002_测试.xlsx
|
||||
*/
|
||||
public static String encodingFilename(String filename) {
|
||||
filename = UUID.randomUUID().toString() + "_" + filename;
|
||||
return filename;
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取文件绝对路径
|
||||
*
|
||||
* @param filename 文件
|
||||
* @return 绝对路径
|
||||
*/
|
||||
public static String getAbsoluteFile(String filename) {
|
||||
String downloadPath = WaynConfig.getDownloadPath() + filename;
|
||||
File desc = new File(downloadPath);
|
||||
if (!desc.getParentFile().exists()) {
|
||||
desc.getParentFile().mkdirs();
|
||||
}
|
||||
return downloadPath;
|
||||
}
|
||||
|
||||
/**
|
||||
* 导出excel到指定文件中
|
||||
* @param list excel数据
|
||||
* @param originalName 文件名
|
||||
* @return 返回指定文件的名称
|
||||
*/
|
||||
public static String exportExcel(List<SysRole> list, String originalName) {
|
||||
ExportParams exportParams = new ExportParams();
|
||||
exportParams.setStyle(IExcelExportStylerImpl.class);
|
||||
Workbook workbook = ExcelExportUtil.exportExcel(exportParams,
|
||||
SysRole.class, list);
|
||||
String filename = ExcelUtil.encodingFilename(originalName);
|
||||
try (OutputStream out = new FileOutputStream(ExcelUtil.getAbsoluteFile(filename))) {
|
||||
workbook.write(out);
|
||||
} catch (FileNotFoundException e) {
|
||||
log.error(e.getMessage(), e);
|
||||
} catch (IOException exception) {
|
||||
log.error(exception.getMessage(), exception);
|
||||
}
|
||||
return filename;
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,68 @@
|
||||
package com.wayn.common.util.excel;
|
||||
|
||||
|
||||
import cn.afterturn.easypoi.excel.export.styler.AbstractExcelExportStyler;
|
||||
import cn.afterturn.easypoi.excel.export.styler.IExcelExportStyler;
|
||||
import org.apache.poi.ss.usermodel.*;
|
||||
|
||||
/**
|
||||
* easypoi 自定义样式
|
||||
*/
|
||||
public class IExcelExportStylerImpl extends AbstractExcelExportStyler
|
||||
implements IExcelExportStyler{
|
||||
|
||||
public IExcelExportStylerImpl(Workbook workbook) {
|
||||
super.createStyles(workbook);
|
||||
}
|
||||
|
||||
|
||||
@Override
|
||||
public CellStyle getHeaderStyle(short headerColor) {
|
||||
CellStyle titleStyle = workbook.createCellStyle();
|
||||
Font font = workbook.createFont();
|
||||
font.setFontHeightInPoints((short) 14);
|
||||
titleStyle.setFont(font);
|
||||
titleStyle.setAlignment(HorizontalAlignment.CENTER);
|
||||
titleStyle.setVerticalAlignment(VerticalAlignment.CENTER);
|
||||
titleStyle.setFillForegroundColor(IndexedColors.AQUA.getIndex());
|
||||
titleStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
|
||||
return titleStyle;
|
||||
}
|
||||
|
||||
@Override
|
||||
public CellStyle getTitleStyle(short color) {
|
||||
CellStyle titleStyle = workbook.createCellStyle();
|
||||
titleStyle.setAlignment(HorizontalAlignment.CENTER);
|
||||
titleStyle.setVerticalAlignment(VerticalAlignment.CENTER);
|
||||
titleStyle.setFillForegroundColor(IndexedColors.AQUA.getIndex());
|
||||
titleStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
|
||||
titleStyle.setWrapText(true);
|
||||
return titleStyle;
|
||||
}
|
||||
|
||||
|
||||
@Override
|
||||
public CellStyle stringSeptailStyle(Workbook workbook, boolean isWarp) {
|
||||
CellStyle style = workbook.createCellStyle();
|
||||
style.setAlignment(HorizontalAlignment.CENTER);
|
||||
style.setVerticalAlignment(VerticalAlignment.CENTER);
|
||||
style.setDataFormat(STRING_FORMAT);
|
||||
if (isWarp) {
|
||||
style.setWrapText(true);
|
||||
}
|
||||
return style;
|
||||
}
|
||||
|
||||
@Override
|
||||
public CellStyle stringNoneStyle(Workbook workbook, boolean isWarp) {
|
||||
CellStyle style = workbook.createCellStyle();
|
||||
style.setAlignment(HorizontalAlignment.CENTER);
|
||||
style.setVerticalAlignment(VerticalAlignment.CENTER);
|
||||
style.setDataFormat(STRING_FORMAT);
|
||||
if (isWarp) {
|
||||
style.setWrapText(true);
|
||||
}
|
||||
return style;
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue