This guide introduces EasyExcel, a Java library for memory‑efficient Excel read/write, shows how to add the Spring Boot starter dependency, and demonstrates basic, custom, multi‑sheet, password‑protected, and template‑based export techniques using the @ResponseExcel annotation.
This article explains how Java backend developers can replace memory‑heavy Apache POI with EasyExcel for fast, low‑memory Excel imports, covering basic reading, custom converters for gender and dates, and multiple Spring Boot integration patterns including controllers, listeners, constructor injection and lambda‑based approaches.
This article introduces a lightweight Java wrapper around Alibaba's EasyExcel library that enables one‑line Excel import and export, explains required Maven dependencies, essential utility classes, and provides complete code examples for reading, writing single‑sheet and multi‑sheet workbooks with custom model mappings.
