public void setSession(MavenSession session) {
        AtomicReference<MavenSession> reference = DefaultLegacySupport.SESSION.get();
        if (reference != null) {
            reference.set(null);
        }

        if (session == null && reference != null) {
            DefaultLegacySupport.SESSION.remove();
        } else {

  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>cyclic-reference</groupId>
    <artifactId>parent</artifactId>
    <version>1.0-SNAPSHOT</version>
  </parent>
  <artifactId>module-a</artifactId>

  <dependencies>
    <dependency>
      <groupId>cyclic-reference</groupId>
      <artifactId>module-b</artifactId>
      <version>1.0-SNAPSHOT</version>
    </dependency>

~~ KIND, either express or implied.  See the License for the
~~ specific language governing permissions and limitations
~~ under the License.

 ---
 Maven Core Extensions Reference
 ---
 Hervé Boutemy
 ---
 2016-06-25
 ---

Maven Core Extensions Reference

  Maven core provides default {{{./extension.html}extensions}} as defined in <<</META-INF/maven/extension.xml>>>:

~~ specific language governing permissions and limitations
~~ under the License.

 ---
 Default Artifact Handlers Reference
 ---
 Hervé Boutemy
 ---
 2013-08-02
 ---

Default Artifact Handlers Reference

  Artifact handlers (see {{{../maven-artifact/apidocs/org/apache/maven/artifact/handler/ArtifactHandler.html} API}})

~~ specific language governing permissions and limitations
~~ under the License.

 ---
 Plugins Bindings for Default Lifecycle Reference
 ---
 Hervé Boutemy
 ---
 2013-08-02
 ---

Plugins Bindings for <<<default>>> Lifecycle Reference

  The {{{./lifecycles.html}<<<default>>> lifecycle}} is defined without any plugin binding; plugins bindings are defined separately

  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>cyclic-reference</groupId>
    <artifactId>parent</artifactId>
    <version>1.0-SNAPSHOT</version>
  </parent>
  <artifactId>module-b</artifactId>

  <dependencies>
    <dependency>
      <groupId>cyclic-reference</groupId>
      <artifactId>module-a</artifactId>
      <version>1.0-SNAPSHOT</version>
    </dependency>

     * @param project project reference.
     * @param artifactType artifact type.
     * @param artifactFile artifact file.
     */
    void attachArtifact(MavenProject project, String artifactType, File artifactFile);

    /**
     * Add or replace an artifact to the current project.
     * @param project the project reference.
     * @param artifactType the type (e.g. jar) or null.

        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-a</artifactId>
        <version>2.1-SNAPSHOT</version>
        <executions>
          <execution>
            <!-- NOTE: Explicitly reference "default" id here -->
            <id>default</id>
            <phase>child-default</phase>
          </execution>
          <execution>
            <id>non-default</id>
            <phase>child-non-default</phase>

~~ KIND, either express or implied.  See the License for the
~~ specific language governing permissions and limitations
~~ under the License.

 -----
 Lifecycles Reference
 -----
 Hervé Boutemy
 -----
 2013-08-02
 -----

Lifecycles Reference

  Maven defines 4 lifecycles in {{{./apidocs/org/apache/maven/lifecycle/providers/package-summary.html}<<<org.apache.maven.lifecycle.providers>>>}} package:

%{toc|fromDepth=2}

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @since 3.0
 */
// TODO The configuration for the lifecycle needs to be externalized so that I can use the annotations properly for the
// wiring and reference and external source for the lifecycle configuration.
@Named
@Singleton
public class DefaultLifecycles {
    public static final String[] STANDARD_LIFECYCLES = {"clean", "default", "site", "wrapper"};