maven 将项目打成jar包

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.</modelVersion>
 
    <groupId>fuck</groupId>
    <artifactId>notGood</artifactId>
    <version>0.0.-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-</project.build.sourceEncoding>
    </properties>
 
    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.apache.hadoop</groupId>
            <artifactId>hadoop-core</artifactId>
            <version>1.2.</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.