private String failureBehavior = FAIL_FAST;

    private final ProjectSorter sorter;

    private Map<String, BuildSuccess> buildSuccessesByProject = new HashMap<>();

    public ReactorManager(List<MavenProject> projects) throws CycleDetectedException, DuplicateProjectException {
        this.sorter = new ProjectSorter(projects);
    }

 * is meant for exclusive consumption by the model builder and is opaque to the cache implementation. The cache key is
 * formed by a combination of group id, artifact id, version and tag. The first three components generally refer to the
 * identity of a model. The tag allows for further classification of the associated data on the sole discretion of the

 * Read for instance http://docs.codehaus.org/display/MAVEN/Deterministic+Lifecycle+Planning
 * </p>
 * <p>
 * In their current implementation they are "bolted" onto the lifecycle by separating them
 * into TaskSegments. This class represents the execution context of one such task segment.
 * </p>
 * <p>

    // flags to indicate the granularity of vertices
    private boolean versionedVertices = false;
    private boolean scopedVertices = false;
    /**
     * the entry point we started building the graph from
     */
    MetadataGraphVertex entry;

    // graph vertices
    TreeSet<MetadataGraphVertex> vertices;

    /**
     * incident and excident edges per node
     */

 * under the License.
 */
package org.apache.maven.artifact.repository.metadata.io;

import java.io.IOException;

/**
 * Signals a failure to parse the metadata due to invalid syntax (e.g. non well formed XML or unknown elements).
 *
 */
public class MetadataParseException extends IOException {

    /**
     * The one-based index of the line containing the error.
     */
    private final int lineNumber;

    }

    @Override
    public void addResource(@Nonnull Project project, @Nonnull ProjectScope scope, @Nonnull Resource resource) {
        // TODO: we should not modify the underlying model here, but resources should be stored
        // TODO: in a separate field in the project, however, that could break v3 plugins
        MavenProject prj = getMavenProject(nonNull(project, "project"));

                request.getRemoteRepositories());

        if (cached != null
                // if the POM has no file, we cached a missing artifact, only return the cached data if no update forced
                && (!request.isForceUpdate() || hasFile(cached.getPomArtifact()))) {
            return cached;
        }

        List<Dependency> dependencies;

public enum EventType {
    PROJECT_DISCOVERY_STARTED,
    SESSION_STARTED,
    SESSION_ENDED,
    PROJECT_SKIPPED,
    PROJECT_STARTED,
    PROJECT_SUCCEEDED,
    PROJECT_FAILED,
    MOJO_SKIPPED,
    MOJO_STARTED,
    MOJO_SUCCEEDED,
    MOJO_FAILED,
    FORK_STARTED,
    FORK_SUCCEEDED,
    FORK_FAILED,
    FORKED_PROJECT_STARTED,
    FORKED_PROJECT_SUCCEEDED,
    FORKED_PROJECT_FAILED,

     * @return {@code true} if remote repositories should be re-checked for updated artifacts/metadata, {@code false}
     *         otherwise.
     */
    boolean isForceUpdate();

    /**
     * Enables/disabled forced checks for updated artifacts/metadata on remote repositories.
     *
     * @param forceUpdate {@code true} to forcibly check the remote repositories for updated artifacts/metadata, {@code

     */
    private String lifecyclePhase;

    /**
     * The executions to fork before this execution, indexed by the groupId:artifactId:version of the project on which
     * the forked execution are to be run and in reactor build order.
     */
    private Map<String, List<MojoExecution>> forkedExecutions = new LinkedHashMap<>();

    public MojoExecution(Plugin plugin, String goal, String executionId) {