*
     * <p>This map may contain null values if the constructor was invoked with {@code resolve}
     * parameter set to false. This is more efficient when only the module existence needs to
     * be tested, and module descriptors are not needed.</p>
     *
     * @see #getModuleNames()
     */
    private final Map<Path, String> descriptors;

    /**

            Files.createDirectories(target.getParent());
            Files.copy(
                    artifact.getPath(),
                    target,
                    StandardCopyOption.REPLACE_EXISTING,
                    StandardCopyOption.COPY_ATTRIBUTES);
        } catch (IOException e) {
            LOGGER.error("Error while copying artifact to project local repository", e);
        }
    }

        /*
         * MNG-4312: We neither have reserved all of the above magic expressions nor is their set fixed/well-known (it
         * gets occasionally extended by newer Maven versions). This imposes the risk for existing plugins to
         * unintentionally use such a magic expression for an ordinary property. So here we check whether we

        try {
            Injector injector = Injector.create();
            injector.discover(pluginRealm);
            // Add known classes
            // TODO: get those from the existing plexus scopes ?
            injector.bindInstance(Session.class, sessionV4);
            injector.bindInstance(Project.class, project);
            injector.bindInstance(org.apache.maven.api.MojoExecution.class, execution);

    int VALIDATION_LEVEL_MAVEN_2_0 = 20;

    /**
     * Denotes validation as performed by Maven 3.0. This validation level is meant for existing projects.
     */
    int VALIDATION_LEVEL_MAVEN_3_0 = 30;

    /**
     * Denotes validation as performed by Maven 3.1. This validation level is meant for existing projects.
     */
    int VALIDATION_LEVEL_MAVEN_3_1 = 31;

    /**

                        .expectResult(MODULE_B),
                scenario("Selected missing project as required and as optional")
                        .activeRequiredProjects("non-existing-module")
                        .activeOptionalProjects("non-existing-module")
                        .expectResult(MavenExecutionException.class, "not find the selected project"),
                scenario("Resuming from project")

ontainsString("b")))</pre> */ public static <LHS> org.hamcrest.core.CombinableMatcher.CombinableEitherMatc<LHS> either(org.hamcrest.Matcher<? super LHS> matcher) { return org.hamcrest.core.CombinableMatcher.<LHS>either(matcher); } /** * Wraps an existing matcher, overriding its description with that specified. All other functions are * delegated to the decorated matcher, including its mismatch description. * <p/> * For example: * <pre>describedAs("a big decimal equal to %0", equalTo(myBigDecimal),...

            // NOTE: DuplicateArtifactAttachmentException is currently unchecked, so be careful removing this try/catch!
            // This is necessary to avoid creating compatibility problems for existing plugins that use
            // MavenProjectHelper.attachArtifact(..).
            try {
                MojoExecutionEvent mojoExecutionEvent = new MojoExecutionEvent(session, project, mojoExecution, mojo);

                .newSession(session));

        legacySupport.setSession(session);
    }

    protected abstract String component();

    /**
     * Return an existing file, not a directory - causes creation to fail.
     *
     * @throws Exception
     */
    protected ArtifactRepository badLocalRepository() throws Exception {

            for (PluginExecution element : tgt) {
                Object key = getPluginExecutionKey().apply(element);
                PluginExecution existing = merged.get(key);
                if (existing != null) {
                    element = mergePluginExecution(element, existing, sourceDominant, context);
                }
                merged.put(key, element);
            }

            builder.executions(merged.values());