打开焦油.gz使用mvnd进行正确的路径选择依附性:打开包装

从文档中: https://maven.apache.org/plugins/maven-dependency-plugin/examples/unpacking-filemapper.html

见第21-26行

从OP编辑:
这是正确的答案,但是由于文档一点也不明显,这里有一个工作配置

  <execution>
    <id>unpack-keycloak</id>
    <goals>
      <goal>unpack</goal>
    </goals>
    <phase>generate-resources</phase>
    <configuration>
      <artifactItems>
        <artifactItem>
          <groupId>org.keycloak</groupId>
          <artifactId>keycloak-server-dist</artifactId>
          <version>${keycloak.version}</version>
          <type>tar.gz</type>
          <outputDirectory>/opt/jboss/keycloak</outputDirectory>
          <includes>**/*</includes>
          <fileMappers>
            <org.codehaus.plexus.components.io.filemappers.RegExpFileMapper>
              <pattern>^\Qkeycloak-${keycloak.version}/\E</pattern>
              <replacement>./</replacement>
            </org.codehaus.plexus.components.io.filemappers.RegExpFileMapper>
          </fileMappers>
        </artifactItem>
      </artifactItems>
    </configuration>
  </execution>