Antlr4 Maven 配置

<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>com.example</groupId>
    <artifactId>antlr4-maven-example</artifactId>
    <version>1.0-SNAPSHOT</version>

    <dependencies>
        <!-- 添加 ANTLR4 运行时依赖 -->
        <dependency>
            <groupId>org.antlr</groupId>
            <artifactId>antlr4-runtime</artifactId>
            <version>4.9.2</version>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <!-- 添加 ANTLR4 Maven 插件 -->
            <plugin>
                <groupId>org.antlr</groupId>
                <artifactId>antlr4-maven-plugin</artifactId>
                <version>4.9.2</version>
                <configuration>
                    <!-- 指定 ANTLR 语法文件的位置 -->
                    <sourceDirectory>src/main/antlr4</sourceDirectory>
                    <!-- 指定生成的 Java 文件存放的位置 -->
                    <outputDirectory>src/main/java</outputDirectory>
                    <!-- 生成监听器和支持访问者模式的代码 -->
                    <arguments>
                        <argument>-visitor</argument>
                        <argument>-listener</argument>
                    </arguments>
                </configuration>
                <executions>
                    <execution>
                        <goals>
                            <goal>antlr4</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
        </plugins>
    </build>
</project>