ResolutionNode resolvedNode = getConflictResolver().resolveConflict(actualNode1, actualNode2);

        assertNotNull(resolvedNode, "Expected resolvable");
        assertEquals(expectedNode, resolvedNode, "Resolution node");
    }

    protected Artifact createArtifact(String id, String version) throws InvalidVersionSpecificationException {

                break;
            default:
                throw new IllegalArgumentException("Bad artifact coordinates " + coord
                        + ", expected format is <groupId>:<artifactId>[:<extension>[:<classifier>]]:<version>");
        }
        return s;
    }

                extensionRecord = setupExtensionsRealm(project, plugin, repositorySession);
            } catch (PluginManagerException e) {
                // extensions realm is expected to be fully setup at this point
                // any exception means a problem in maven code, not a user error
                throw new IllegalStateException(e);
            }

        ArtifactResolutionResult res = collect(a);

        assertTrue(res.hasVersionRangeViolations());

        /*
         * try { ArtifactResolutionResult res = collect( a ); fail( "Expected b not to resolve: " + res ); } catch (
         * OverConstrainedVersionException e ) { assertTrue( e.getMessage().indexOf( "[1.0-SNAPSHOT]" ) <
         * e.getMessage().indexOf( "[1.0,)" ) ); }
         */
    }

    @Inject
    private LegacySupport legacySupport;

    private final Executor executor;

    public DefaultArtifactResolver() {
        int threads = Integer.getInteger("maven.artifact.threads", 5);
        if (threads <= 1) {
            executor = Runnable::run;
        } else {
            executor = new ThreadPoolExecutor(

        MavenExecutionRequest request =
                createMavenExecutionRequest(getProject("simple")).setGoals(asList("validate"));

        MavenExecutionResult result = maven.execute(request);

        Class<?> wsrClass = wsrClassCatcher.wsrClassRef.get();
        assertNotNull(wsrClass, "wsr cannot be null");
        assertTrue(MavenWorkspaceReader.class.isAssignableFrom(wsrClass), String.valueOf(wsrClass));

        MojoWrapper(org.apache.maven.api.plugin.Mojo mojoV4) {
            this.mojoV4 = mojoV4;
        }

        @Override
        public void execute() throws MojoExecutionException, MojoFailureException {
            try {
                mojoV4.execute();
            } catch (MojoException e) {
                throw new MojoExecutionException(e.getMessage(), e);
            }
        }

        @Override

        this.defaultSessionFactory = defaultSessionFactory;
        this.projectSelector = new ProjectSelector(); // if necessary switch to DI
    }

    @Override
    public MavenExecutionResult execute(MavenExecutionRequest request) {
        MavenExecutionResult result;

        try {
            result = doExecute(request);
        } catch (OutOfMemoryError e) {

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.lifecycle;

/**
 * Signals a failure to execute a lifecycle phase or mojo because a project is required but not present.
 *
 */
public class MissingProjectException extends Exception {

    /**
     * Creates a new exception.
     *

            projectExecutionListener.beforeProjectLifecycleExecution(
                    new ProjectExecutionEvent(session, currentProject, mojoExecutions));
            mojoExecutor.execute(session, mojoExecutions);

            long buildEndTime = System.currentTimeMillis();

            projectExecutionListener.afterProjectExecutionSuccess(