XWork is an command-pattern framework that is used to power WebWork as well as other applications. XWork provides an Inversion of Control container, a powerful expression language, data type conversion, validation, and pluggable configuration.
We're headache on making web report all long. ExcelUtils is a helper to export excel report in java web project. It's like velocity, has own tags, but these tags is written in excel file. By these tags, you can custom your excel report format freely