How to create maven uber jar which includes dependencies with scope provided

梦想的初衷 提交于 2019-12-02 00:30:43

The predefined jar-with-dependencies descriptor unpacks all dependencies needed at runtime into the root of the produced JAR. If you want to add provided dependencies, it is possible to build on it and add a specific <dependencySet> with <scope>provided</scope>.

<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3" 
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
  <id>jar-with-dependencies</id>
  <formats>
    <format>jar</format>
  </formats>
  <includeBaseDirectory>false</includeBaseDirectory>
  <dependencySets>
    <dependencySet>
      <outputDirectory>/</outputDirectory>
      <useProjectArtifact>true</useProjectArtifact>
      <unpack>true</unpack>
      <scope>provided</scope>
    </dependencySet>
    <dependencySet>
      <outputDirectory>/</outputDirectory>
      <useProjectArtifact>true</useProjectArtifact>
      <unpack>true</unpack>
      <scope>runtime</scope>
    </dependencySet>
  </dependencySets>
</assembly>

This will include all dependencies normally needed at runtime (so having a scope of compile and runtime) and all dependencies having the provided scope.

You would configure the use of this descriptor format with:

<plugin>
  <artifactId>maven-assembly-plugin</artifactId>
  <version>2.6</version>
  <executions>
    <execution>
      <id>id</id>
      <phase>package</phase>
      <goals>
        <goal>single</goal>
      </goals>
      <configuration>
        <archive>
          <manifest>
            <mainClass>com.XXXX.XXXXOfflineApp</mainClass>
          </manifest>
        </archive>
        <descriptors>
          <descriptor>path/to/assembly.xml</descriptor>
        </descriptors>
      </configuration>
    </execution>
  </executions>
</plugin>

where path/to/assembly.xml corresponds to the path to the above descriptor format, relative to the location of the POM.

Try adding an assembly.xml file like this:

<assembly
    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
    <id>fat-tests</id>
    <formats>
        <format>jar</format>
    </formats>
    <includeBaseDirectory>false</includeBaseDirectory>
    <dependencySets>
        <dependencySet>
            <outputDirectory>/</outputDirectory>
            <useProjectArtifact>true</useProjectArtifact>
            <unpack>true</unpack>
            <scope>test</scope>
        </dependencySet>
    </dependencySets>
    <fileSets>
        <fileSet>
            <directory>${project.build.directory}/test-classes</directory>
            <outputDirectory>/</outputDirectory>
            <includes>
                <include>**/*.class</include>
            </includes>
            <useDefaultExcludes>true</useDefaultExcludes>
        </fileSet>
    </fileSets>
</assembly>

Adding any dependencySet you need for each scope.

You'll also need this in your pom.xml

    <plugin>
        <artifactId>maven-assembly-plugin</artifactId>
        <configuration>
            <descriptor>src/main/assembly/assembly.xml</descriptor>
        </configuration>

I was also working on creating a distribution file, I did some thing like below assembly.xml

<assembly
    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
    <id>jar-with-dependencies</id>
    <formats>
        <format>jar</format>
    </formats>
    <includeBaseDirectory>false</includeBaseDirectory>
    <dependencySets>
        <dependencySet>
            <outputDirectory>/</outputDirectory>
            <useProjectArtifact>true</useProjectArtifact>
            <unpack>true</unpack>
            <scope>provided</scope>
        </dependencySet>
        <dependencySet>
            <outputDirectory>/</outputDirectory>
            <useProjectArtifact>true</useProjectArtifact>
            <unpack>true</unpack>
            <scope>runtime</scope>
        </dependencySet>
    </dependencySets>
</assembly>

distribution.xml

   <assembly
    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
    </assembly>
    <id>offline-distribution</id>
    <!-- Specifies that our binary distribution is a zip package -->
    <formats>
        <format>zip</format>
    </formats>
    <!-- Adds the dependencies of our application to the lib directory -->
    <dependencySets>

        <dependencySet>
            <useProjectArtifact>true</useProjectArtifact>
            <outputDirectory>/lib</outputDirectory>
            <unpack>false</unpack>
        </dependencySet>
        <dependencySet>
            <outputDirectory>/lib</outputDirectory>
            <useProjectArtifact>true</useProjectArtifact>
            <unpack>false</unpack>
            <scope>provided</scope>
        </dependencySet>
        <dependencySet>
            <outputDirectory>/lib</outputDirectory>
            <useProjectArtifact>true</useProjectArtifact>
            <unpack>false</unpack>
            <scope>runtime</scope>
        </dependencySet>
    </dependencySets>

    <fileSets>

        <fileSet>
            <directory>${project.basedir}</directory>
            <outputDirectory>/bin</outputDirectory>
            <includes>
                <include>startup*</include>
            </includes>
            <useDefaultExcludes>true</useDefaultExcludes>
        </fileSet>
        <fileSet>
            <directory>${project.basedir}</directory>
            <outputDirectory>/</outputDirectory>
            <includes>
                <include>README*</include>
            </includes>
            <useDefaultExcludes>true</useDefaultExcludes>
        </fileSet>
        <fileSet>
            <directory>${project.basedir}/src/main/resources</directory>
            <outputDirectory>/config</outputDirectory>
            <includes>
                <include>log4j2.xml</include>
            </includes>
            <useDefaultExcludes>true</useDefaultExcludes>
        </fileSet>
    </fileSets>
</assembly>

In parent pom.xml

<plugin>
            <artifactId>maven-assembly-plugin</artifactId>
            <version>2.6</version>
            <executions>
                <execution>
                    <id>id</id>
                    <phase>package</phase>
                    <goals>
                        <goal>single</goal>
                    </goals>
                    <configuration>
                        <!-- <archive>
                            <manifest>
                                <mainClass>com.XXXX.XXXXOfflineApp</mainClass>
                            </manifest>
                        </archive> -->
                        <descriptors>
                            <descriptor>distribution.xml</descriptor>
                             <descriptor>assembly.xml</descriptor>
                        </descriptors>
                    </configuration>
                </execution>
            </executions>
        </plugin>

Try Maven Shade plugin:

You can control which project dependencies should be included/excluded in the uber JAR. Lots of options.

https://maven.apache.org/plugins/maven-shade-plugin/examples/includes-excludes.html

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