Maven如何打包可执行jar包
假设我有一个maven项目叫:hello-world
新建一个HelloWorld类:
package com.dylan.mvnbook.helloworld;
public class HelloWorld {
public String sayHello() {
return "Hello Maven";
}
public static void main(String[] args) {
System.out.println(new HelloWorld().sayHello());
}
}
修改后的pom.xml文件,添加:<build>节点内容:
<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.dylan.mvnbook</groupId>
<artifactId>hello-world</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>hello-world</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<!-- https://mvnrepository.com/artifact/junit/junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<!-- 配置打包信息 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.4.1</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<transformers>
<transformer
implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>com.dylan.mvnbook.helloworld.HelloWorld</mainClass>
</transformer>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
这样项目上右击执行:RunAs---maven install
找到打包好的jar文件并执行,就会去执行HelloWorld类中的main方法: