DEBUG main com.alibaba.excel.context.WriteContextImpl - Begin to Initialization 'WriteContextImpl' DEBUG main com.alibaba.excel.metadata.property.ExcelHeadProperty - The initialization sheet/table 'ExcelHeadProperty' is complete , head kind is CLASS DEBUG main com.alibaba.excel.context.WriteContextImpl - CurrentConfiguration is writeWorkbookHolder DEBUG main com.alibaba.excel.context.WriteContextImpl - Initialization 'WriteContextImpl' complete DEBUG main com.alibaba.excel.metadata.property.ExcelHeadProperty - The initialization sheet/table 'ExcelHeadProperty' is complete , head kind is CLASS DEBUG main com.alibaba.excel.context.WriteContextImpl - CurrentConfiguration is writeSheetHolder DEBUG main com.alibaba.excel.context.WriteContextImpl - Finished write.