JackEsson
JackEsson

Reputation: 11

How can I get class files from Maven dependency into the target\classes folder

Is there any sort of Maven plugin that allows me to copy the class files for a dependency into the target\classes folder for my project? Currently I have to manually open the jar file that has the dependencies extract the package that I need to copy over and then copy it into the target\class folder for my project.

I need a way to do those ideally within the pom.xml file but I haven't been able to find a solution that works. Any help would be appreciated, Thanks.

Upvotes: 1

Views: 3083

Answers (3)

Vijay Kesanupalli
Vijay Kesanupalli

Reputation: 165

below is the example to use of assembly pulgin and it works for me

below is the child pom plugin

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-assembly-plugin</artifactId>
    <version>3.4.2</version>
    <configuration>
        <archive>
            <manifest>
                <mainClass>my parent package statup class</mainClass>
            </manifest>
        </archive>
    </configuration>
    <executions>
        <execution>
            <id>make-assembly</id>
            <phase>package</phase>
            <goals>
                <goal>single</goal>
            </goals>
        </execution>
    </executions>
</plugin>

Parent pom plugin

<build>
    <pluginManagement>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </pluginManagement>
</build>

Upvotes: 0

J Fabian Meier
J Fabian Meier

Reputation: 35805

This sounds like a terrible idea. If you want to include unpacked dependencies into your project, use the maven assembly plugin or the maven shade plugin.

Upvotes: 1

mentallurg
mentallurg

Reputation: 5207

Use the maven-dependency-plugin. Here is an example of how you can extract the content of a dependency JAR:

    <project>
       [...]
       <build>
         <plugins>
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-dependency-plugin</artifactId>
             <version>3.1.2</version>
             <executions>
               <execution>
                 <id>unpack</id>
                 <phase>package</phase>
                 <goals>
                   <goal>unpack</goal>
                 </goals>
                 <configuration>
                   <artifactItems>
                     <artifactItem>
                       <groupId>junit</groupId>
                       <artifactId>junit</artifactId>
                       <version>3.8.1</version>
                       <type>jar</type>
                       <overWrite>false</overWrite>
                       <outputDirectory>${project.build.directory}/alternateLocation</outputDirectory>
                       <destFileName>optional-new-name.jar</destFileName>
                       <includes>**/*.class,**/*.xml</includes>
                       <excludes>**/*test.class</excludes>
                     </artifactItem>
                   </artifactItems>
                   <includes>**/*.java</includes>
                   <excludes>**/*.properties</excludes>
                   <outputDirectory>${project.build.directory}/wars</outputDirectory>
                   <overWriteReleases>false</overWriteReleases>
                   <overWriteSnapshots>true</overWriteSnapshots>
                 </configuration>
               </execution>
             </executions>
           </plugin>
         </plugins>
       </build>
       [...]
     </project>

Upvotes: 0

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