Set<ModelSource> sources = mappedSources.get(groupId + ":" + artifactId);
        if (sources == null) {
            return null;
        }
        return sources.stream()
                .reduce((a, b) -> {
                    throw new IllegalStateException(String.format(
                            "No unique Source for %s:%s: %s and %s",

                                                  'core-it-suite-reports':'core-it-suite/target/surefire-reports'])
                            deleteDir() // clean up after ourselves to reduce disk space
                        }
                    }
                }
            }
        }
    }
}

// run the parallel ITs
parallel(runITsTasks)

        return modelsByGa.getOrDefault(new GAKey(groupId, artifactId), Collections.emptySet()).stream()
                .filter(m -> version == null || version.equals(getVersion(m)))
                .reduce((a, b) -> {
                    throw new IllegalStateException(
                            "Multiple modules with key " + a.getGroupId() + ':' + a.getArtifactId());
                })
                .orElse(null);
    }

 * under the License.
 */
package org.apache.maven.execution;

import java.util.Optional;

/**
 * Instances of this class are responsible for determining whether it makes sense to "resume" a build (i.e., using
 * the {@code --resume} flag.
 */
public interface BuildResumptionAnalyzer {
    /**
     * Construct an instance of {@link BuildResumptionData} based on the outcome of the current Maven build.

     * @see BuildResumptionDataRepository
     * @return <code>true</code> when it is possible to resume the build, <code>false</code> otherwise.
     */
    boolean canResume();

    /**
     * Indicate that the build can or cannot be resumed by a second invocation of Maven.
     * @param canResume <code>true</code> when it is possible to resume the build, <code>false</code> otherwise.
     * @see BuildResumptionDataRepository

 * under the License.
 */
package org.apache.maven.execution;

import java.util.List;

/**
 * This class holds the information required to enable resuming a Maven build with {@code --resume}.
 */
public class BuildResumptionData {
    /**
     * The list of projects that remain to be built.
     */
    private final List<String> remainingProjects;

g, Throwable); } org/codehaus/plexus/personality/plexus/lifecycle/phase/Suspendable.class package org.codehaus.plexus.personality.plexus.lifecycle.phase; public abstract interface Suspendable { public abstract void suspend(); public abstract void resume(); } org/codehaus/plexus/PlexusContainer$1.class package org.codehaus.plexus; synchronized class PlexusContainer$1 { } org/codehaus/plexus/PlexusContainer.class package org.codehaus.plexus; public abstract interface PlexusContainer { public static...

                    .findFirst()
                    .orElseThrow(() -> new MavenExecutionException(
                            "Could not find project to resume reactor build from: " + selector + " vs "
                                    + formatProjects(projects),
                            request.getPom()));

Maven super model

 Inheritance is recursive in Maven but there is a special model which is the implicit super parent in the lineage
 of models you may specify:

 all of the models that you specify are collected to produce a lineage and then the super model is place at
 the top of that lineage to provide default values.

 The super model is where we place all the values which we believe to be standard, values that can be shared and

org.codehaus.plexus.classworlds.realm.ClassRealm) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public void suspend(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public void resume(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; protected void endComponentLifecycl(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public org.codehaus.plexus.MutablePlexusContain...