linux服务器openjdk11环境easypoi导出excel报错(class sun.font.CompositeFont cannot be cast to class sun.font.PhysicalFont)

1. 问题说明

1) easypoi 导出excel

2) 具体使方法:

cn.afterturn.easypoi.excel.ExcelExportUtil#exportExcel(cn.afterturn.easypoi.excel.entity.ExportParams, java.lang.Class<?>, java.util.Collection<?>)导出excel报错

3) 环境：centOS7 openjdk 11.0.5

4) 报错日志

Caused by: java.lang.ClassCastException: class sun.font.CompositeFont cannot be cast to class sun.font.PhysicalFont (sun.font.CompositeFont and sun.font.PhysicalFont are in module java.desktop of loader 'bootstrap')

2. 解决方案

2.1   配置yum源

https://xiaojin21cen.blog.csdn.net/article/details/84726193?spm=1001.2101.3001.6650.2&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7Edefault-2.no_search_link&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7Edefault-2.no_search_link

2.2   安装字体

1 ）yum install fontconfig

2）fc-list

查看所有字体文件及其位置

 

2.3   openjdk添加字体

1) cd openjdk安装目录/jre/lib

2) mkdir fonts

3) cp -r /usr/share/fonts/dejavu/. openjdk安装目录/jre/lib/fonts/

 

4) cd openjdk安装目录/lib

5) mkdir fonts

6) cp -r /usr/share/fonts/dejavu/. openjdk安装目录/lib/fonts/

 

2.4 重启服务