只有main方法的打包

    <build>
    <!-- 输出文件名 -->
    <finalName>test</finalName>

    <plugins>

        <!-- 资源文件拷贝插件 -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-resources-plugin</artifactId>
            <version>2.7</version>
            <configuration>
                <encoding>UTF-8</encoding>
            </configuration>
        </plugin>

        <!-- java编译插件 -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.2</version>
            <configuration>
                <source>1.7</source>
                <target>1.7</target>
                <encoding>UTF-8</encoding>
            </configuration>
        </plugin>

        <!-- 打包jar文件时，配置manifest文件，加入lib包的jar依赖 -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-jar-plugin</artifactId>
            <version>2.6</version>
            <configuration>
                <classesDirectory>target/classes/</classesDirectory>
                <archive>
                    <manifest>
                        <!-- 打包时 MANIFEST.MF文件不记录的时间戳版本 -->
                        <useUniqueVersions>false</useUniqueVersions>
                        <!-- 添加Class-Path -->
                        <addClasspath>true</addClasspath>
                        <!-- Class-Path添加前缀 -->
                        <classpathPrefix>lib/</classpathPrefix>
                        <!-- 指定Main-Class -->
                        <mainClass>com.feiniu.mainTest.TestMain</mainClass>
                    </manifest>
                </archive>
            </configuration>
        </plugin>

        <!-- 拷贝依赖的jar包到lib目录 -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-dependency-plugin</artifactId>
            <version>2.10</version>
            <executions>
                <execution>
                    <id>copy</id>
                    <phase>package</phase>
                    <goals>
                        <goal>copy-dependencies</goal>
                    </goals>
                    <configuration>
                        <outputDirectory>
                            <!-- 拷贝依赖到lib文件夹 -->
                            ${project.build.directory}/lib
                        </outputDirectory>
                    </configuration>
                </execution>
            </executions>
        </plugin>
    </plugins>
</build>