在pom文件中添加一下内容
<build><plugins><plugin><!-- Build an executable JAR --><groupId>org.apache.maven.plugins</groupId><artifactId>maven-jar-plugin</artifactId><configuration><archive><manifest><addClasspath>true</addClasspath><classpathPrefix>lib/</classpathPrefix><mainClass>Main</mainClass></manifest></archive></configuration></plugin><plugin><artifactId>maven-assembly-plugin</artifactId><configuration><archive><manifest><mainClass>Main</mainClass></manifest></archive><descriptorRefs><descriptorRef>jar-with-dependencies</descriptorRef></descriptorRefs></configuration></plugin></plugins></build>
其中mainClass中填写类名(例如com.packagename.Main)
然后在终端中运行如下命令: mvn clean compile assembly:single 即可
文章转载自:Java Maven项目打包成可执行jar文件