Maven打jar包的三种方式(小结)

<build>
  <plugins>
    <plugin>
      <!-- 指定项目编译时的java版本和编码方式 -->
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-compiler-plugin</artifactId>
      <version>3.7.0</version>
      <configuration>
        <target>1.8</target>
        <source>1.8</source>
        <encoding>UTF-8</encoding>
      </configuration>
    </plugin>
  </plugins>
</build>

<build>
  <plugins>
    <plugin>
      <!-- 指定项目编译时的java版本和编码方式 -->
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-compiler-plugin</artifactId>
      <version>3.7.0</version>
      <configuration>
        <target>1.8</target>
        <source>1.8</source>
        <encoding>UTF-8</encoding>
      </configuration>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-jar-plugin</artifactId>
      <version>3.1.0</version>
      <configuration>
        <archive>
          <manifest>
            <mainClass>com.netty.client.SignalClient</mainClass> <!-- 指定入口类 -->
            <addClasspath>true</addClasspath> <!-- 在jar的MF文件中生成classpath属性 -->
            <classpathPrefix>lib/</classpathPrefix> <!-- classpath前缀,即依赖jar包的路径 -->
          </manifest>
        </archive>
      </configuration>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-dependency-plugin</artifactId>
      <version>3.1.1</version>
      <executions>
        <execution>
          <id>copy</id>
          <phase>install</phase>
          <goals>
            <goal>copy-dependencies</goal>
          </goals>
          <configuration>
            <!-- 指定依赖包的输出路径，需与上方的classpathPrefix保持一致 -->
            <outputDirectory>${project.build.directory}/lib</outputDirectory>
          </configuration>
        </execution>
      </executions>
    </plugin>
  </plugins>
</build>

<build>
  <plugins>
    <plugin>
      <!-- 指定项目编译时的java版本和编码方式 -->
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-compiler-plugin</artifactId>
      <version>3.7.0</version>
      <configuration>
        <target>1.8</target>
        <source>1.8</source>
        <encoding>UTF-8</encoding>
      </configuration>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-assembly-plugin</artifactId>
      <version>3.1.0</version>
      <configuration>
        <archive>
          <manifest>
            <mainClass>com.netty.client.SignalClient</mainClass> <!-- 指定入口类路径 -->
          </manifest>
        </archive>
        <descriptorRefs>
          <descriptorRef>jar-with-dependencies</descriptorRef> <!-- jar包后缀，生成的jar包形式为：project-1.0-SNAPSHOT-jar-with-dependencies.jar -->
        </descriptorRefs>
      </configuration>
      <!-- 添加此项后，可直接使用mvn package | mvn install -->
      <!-- 不添加此项，需直接使用mvn package assembly:single -->
      <executions>
        <execution>
          <id>make-assembly</id>
          <phase>package</phase>
          <goals>
            <goal>single</goal>
          </goals>
        </execution>
      </executions>
    </plugin>
  </plugins>
</build>