Maven 打包可执行jar文件

<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.company.tools</groupId>  <artifactId>HelloApp</artifactId>  <version>1.0</version>  <packaging>jar</packaging>  <name>HelloApp</name>  <url>http://maven.apache.org</url>  <properties>    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>  </properties>  <dependencies>    <dependency>      <groupId>junit</groupId>      <artifactId>junit</artifactId>      <version>4.8.1</version>      <scope>test</scope>    </dependency><dependency><groupId>commons-lang</groupId><artifactId>commons-lang</artifactId><version>2.1</version></dependency>  </dependencies>    <build>  <plugins><plugin>                  <groupId>org.apache.maven.plugins</groupId>                  <artifactId>maven-assembly-plugin</artifactId>                  <configuration><appendAssemblyId>false</appendAssemblyId>                    <archive>                          <manifest><addClasspath>true</addClasspath>                            <mainClass>com.company.tools.App</mainClass>                          </manifest>                      </archive>                      <descriptorRefs>                          <descriptorRef>jar-with-dependencies</descriptorRef>                      </descriptorRefs>                  </configuration><executions>  <!-- auto jar with dependencies when pakcage--><execution><id>make-assembly</id><phase>package</phase><goals><goal>single</goal></goals></execution></executions>            </plugin>  </plugins>  </build></project>