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Apache Fesod (Incubating)

Introduction​

Apache Fesod (Incubating) is a high-performance and memory-efficient Java library for reading and writing spreadsheet files, designed to simplify development and ensure reliability.

Apache Fesod (Incubating) can provide developers and enterprises with great freedom and flexibility. We plan to introduce more new features in the future to continually enhance user experience and tool usability. Apache Fesod ( Incubating) is committed to being your best choice for handling spreadsheet files.

The name fesod(pronounced /ˈfɛsɒd/), an acronym for "fast easy spreadsheet and other documents" expresses the project's origin, background and vision.

Features​

  • High-performance Reading and Writing: Apache Fesod (Incubating) focuses on performance optimization, capable of efficiently handling large-scale spreadsheet data. Compared to some traditional spreadsheet processing libraries, it can significantly reduce memory consumption.
  • Simplicity and Ease of Use: The library offers a simple and intuitive API, allowing developers to easily integrate it into projects, whether for simple spreadsheet operations or complex data processing.
  • Stream Operations: Apache Fesod (Incubating) supports stream reading, minimizing the problem of loading large amounts of data at once. This design is especially important when dealing with hundreds of thousands or even millions of rows of data.

Quick Example​

Read​

FesodSheet.read("demo.xlsx", DemoData.class, new DemoDataListener()).sheet().doRead();

Write​

FesodSheet.write("demo.xlsx", DemoData.class).sheet("Template").doWrite(data());
tip

For complete examples with POJO definitions, listeners, and data preparation, see the Quick Start guide.