// and only for plain old jars. Not war files, not ear files, not anything else.
            return determineBuildOutputDirectoryForArtifact(project, artifact);
        }

        // The fall-through indicates that the artifact cannot be found;
        // for instance if package produced nothing or classifier problems.
        return null;
    }

                } else {
                    /*
                     * NOTE: Other configurators like the map-oriented one don't call into the listener, so do it the
                     * hard way.
                     */
                    validateParameters(mojoDescriptor, configuration, expressionEvaluator);
                }
            }

                value = project.getProperties().getProperty(expression);
            }
        }

        if (value instanceof String) {
            // TODO without #, this could just be an evaluate call...

            String val = (String) value;

            int exprStartDelimiter = val.indexOf("${");

            if (exprStartDelimiter >= 0) {
                if (exprStartDelimiter > 0) {

     */
    @Nonnull
    Session withRemoteRepositories(@Nonnull List<RemoteRepository> repositories);

    /**
     * Register the given listener which will receive all events.
     *
     * @param listener the listener to register
     * @throws NullPointerException if {@code listener} is null
     */
    void registerListener(@Nonnull Listener listener);

    /**

 * or module hierarchy, but not module source hierarchy. The latter is excluded because this class
 * is for path elements of compiled codes.
 */
class PathModularization {
    /**
     * A unique constant for all non-modular dependencies.
     */
    public static final PathModularization NONE = new PathModularization();

    /**
     * Name of the file to use as a sentinel value for deciding if a directory or a JAR is modular.

maven-plugin-api Specification-Title: Maven is a project development management and com prehension tool. Based on the concept of a project object model: buil ds, dependency management, documentation creation, site publication, and distribution publication are all controlled from the declarative file. Maven can be extended by plugins to utilise a number of other d evelopment tools for reporting or the build process. Specification-Vendor: Apache Software Foundation Implementation-Vendor: Apache Software Foundation...

        doExecute(session, mojoExecution, dependencyContext);
    }

    /**
     * Aggregating mojo executions (possibly) modify all MavenProjects, including those that are currently in use
     * by concurrently running mojo executions. To prevent race conditions, an aggregating execution will block
     * all other executions until finished.
     * We also lock on a given project to forbid a forked lifecycle to be executed concurrently with the project.

        checkVersionsOrder(b, c);
        checkVersionsOrder(a, c);
        checkVersionsOrder(c, d);
        checkVersionsOrder(b, d);
        checkVersionsOrder(a, d);
    }

    /**
     * Test all versions are equal when starting with many leading zeroes regardless of string length
     * (related to MNG-6572 optimization)
     */
    @Test
    void testVersionEqualWithLeadingZeroes() {

     * method "filters" out in WHICH artifact are we interested in, but it intentionally neglects extension as
     * ArtifactDescriptorReader modifies extension to "pom" during collect. So all we have to rely on is GAV only.
     */
    static boolean isInScope(Artifact artifact, Artifact nodeArtifact) {
        return Objects.equals(artifact.getGroupId(), nodeArtifact.getGroupId())

            // continue the build
        } else if (MavenExecutionRequest.REACTOR_FAIL_AT_END.equals(rootSession.getReactorFailureBehavior())) {
            // continue the build but ban all projects that depend on the failed one
            buildContext.getReactorBuildStatus().blackList(mavenProject);
        } else if (MavenExecutionRequest.REACTOR_FAIL_FAST.equals(rootSession.getReactorFailureBehavior())) {