添加此plugin到项目的pom.xml

<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>fuck</groupId>

    <artifactId>notGood</artifactId>

    <version>

0.0.

1-SNAPSHOT</version>

    <packaging>jar</packaging>

    <name>notGood</name>

    <url>http:

//

maven.apache.org</url>

    <repositories>

        <repository>

            <id> central</id>

            <name> Maven Repository Switchboard</name>

            <layout> 

default</layout>

            <url>http:

//

repo1.maven.org/maven2</url>

        </repository>

    </repositories>

    <properties>

        <project.build.sourceEncoding>UTF-

8</project.build.sourceEncoding>

    </properties>

    <dependencies>

        <dependency>

            <groupId>junit</groupId>

            <artifactId>junit</artifactId>

            <version>

3.8.

1</version>

            <scope>test</scope>

        </dependency>

        <dependency>

            <groupId>org.apache.hadoop</groupId>

            <artifactId>hadoop-core</artifactId>

            <version>

1.2.

1</version>

        </dependency>

    </dependencies>

    <build>

        <plugins>

            <plugin>

                <artifactId>maven-assembly-plugin</artifactId>

                <version>

2.2</version>

                <configuration>

                    <archive>

                        <manifest>

                            <mainClass>fuck.notGood.JobRun</mainClass>

                        </manifest>

                    </archive>

                    <descriptorRefs>

                        <descriptorRef>

                            jar-with-dependencies

                        </descriptorRef>

                    </descriptorRefs>

                </configuration>

            </plugin>

        </plugins>

    </build>

</project> 

注意修改mainClass为main的入口类文件 

<mainClass>fuck.notGood.JobRun</mainClass>

添加这个assmbly插件便可以打jar包了。在eclipse中，右键项目Run as->maven build 在Goals中输入assembly:assembly，点击run就可以了

执行成功后会在target文件夹下多出一个以-jar-with-dependencies结尾的JAR包. 这个JAR包就包含了项目所依赖的所有JAR的CLASS.