maven-assembly-plugin打包插件配置

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本文介绍如何使用Maven的assembly插件来配置并打包一个包含所有依赖的fatjar（uber-jar），适用于那些需要将所有依赖项都打包进单一jar文件的应用场景。

maven打包插件的配置

以下代码包含打普通jar包和fat jar（uber jar）包：

    <build>

        <finalName>最终生成的jar包名字</finalName>
        <!-- <plugins> -->
        <!-- <plugin> -->
        <!-- <groupId>org.apache.maven.plugins</groupId> -->
        <!-- <artifactId>maven-dependency-plugin</artifactId> -->
        <!-- <version>3.0.0</version> -->
        <!-- <executions> -->
        <!-- <execution> -->
        <!-- <id>copy-dependencies</id> -->
        <!-- <phase>prepare-package</phase> -->
        <!-- <goals> -->
        <!-- <goal>copy-dependencies</goal> -->
        <!-- </goals> -->
        <!-- <configuration> -->
        <!-- <outputDirectory>${project.build.directory}/lib</outputDirectory> -->
        <!-- <overWriteReleases>false</overWriteReleases> -->
        <!-- <overWriteSnapshots>false</overWriteSnapshots> -->
        <!-- <overWriteIfNewer>true</overWriteIfNewer> -->
        <!-- </configuration> -->
        <!-- </execution> -->
        <!-- </executions> -->
        <!-- </plugin> -->
        <!-- <plugin> -->
        <!-- https://mvnrepository.com/artifact/org.apache.maven.plugins/maven-dependency-plugin -->
        <!-- <groupId>org.apache.maven.plugins</groupId> -->
        <!-- <artifactId>maven-dependency-plugin</artifactId> -->
        <!-- <version>3.0.1</version> -->
        <!-- <configuration> -->
        <!-- <archive> -->
        <!-- <manifest> -->
        <!-- <addClasspath>true</addClasspath> -->
        <!-- <classpathPrefix>lib/</classpathPrefix> -->
        <!-- <mainClass>com.yourcompay.Demo</mainClass> -->
        <!-- </manifest> -->
        <!-- </archive> -->
        <!-- </configuration> -->
        <!-- </plugin> -->
        <!-- </plugins> -->

        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-assembly-plugin</artifactId>
                <version>3.0.0</version>
                <configuration>
                    <!-- 去掉包名后缀 -->
                    <appendAssemblyId>false</appendAssemblyId>
                    <archive>
                        <manifest>
                            <mainClass>com.test.Hello</mainClass>
                        </manifest>
                    </archive>
                    <descriptorRefs>
                        <descriptorRef>jar-with-dependencies</descriptorRef>
                    </descriptorRefs>
                </configuration>
                <executions>
                    <execution>
                        <id>make-assembly</id>
                        <phase>package</phase>
                        <goals>
                            <goal>single</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
        </plugins>

    </build>