> For the complete documentation index, see [llms.txt](https://jack80342.gitbook.io/spring-boot/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jack80342.gitbook.io/spring-boot/viii.-build-tool-plugins/70.-spring-boot-antlib-module/70.2.-spring-boot-findmainclass/70.2.1.-examples.md).

# 70.2.1. 示例

本节包含三个使用`findmainclass`的示例。

**查找并记录**

```markup
<findmainclass classesroot="target/classes" />
```

**查找并设置**

```markup
<findmainclass classesroot="target/classes" property="main-class" />
```

**覆盖并设置**

```markup
<findmainclass mainclass="com.example.MainClass" property="main-class" />
```