if (request.getPom() == null) {
            return projects;
        }

        MavenProject requestPomProject = projects.stream()
                .filter(project -> request.getPom().equals(project.getFile()))
                .findFirst()
                .orElseThrow(() -> new MavenExecutionException(
                        "Could not find a project in reactor matching the request POM", request.getPom()));

            } catch (ArtifactResolutionException e) {
                throw new UnresolvableModelException(e.getMessage(), groupId, artifactId, version, e);
            }

            pomFile = pomArtifact.getFile();
        }

        return new FileModelSource(pomFile);
    }

    @Override
    public ModelSource resolveModel(final Parent parent) throws UnresolvableModelException {
        try {

        for (PlexusConfiguration requirement : requirements) {
            ComponentRequirement cr = new ComponentRequirement();

            cr.setRole(requirement.getChild("role").getValue());

            cr.setRoleHint(requirement.getChild("role-hint").getValue());

            cr.setFieldName(requirement.getChild("field-name").getValue());

                        request.getRepositories()));
                if (resolveResult.getRepository() instanceof WorkspaceRepository) {
                    modelRequest.setPomFile(pomArtifact.getFile());
                } else {
                    modelRequest.setModelSource(new ArtifactModelSource(
                            pomArtifact.getPath(),
                            pomArtifact.getGroupId(),

            throws PluginDescriptorParsingException, InvalidPluginDescriptorException {
        PluginDescriptor pluginDescriptor = null;

        File pluginFile = pluginArtifact.getFile();

        try {
            if (pluginFile.isFile()) {
                try (JarFile pluginJar = new JarFile(pluginFile, false)) {

                infoMain(building + ((pad > 0) ? chars(' ', pad) : "") + progress);
            }

            // path to pom.xml
            File currentPom = project.getFile();
            if (currentPom != null) {
                MavenSession session = event.getSession();
                Path current = currentPom.toPath().toAbsolutePath().normalize();

        }
        return lifecycleMappings;
    }

    private InputStream getDescriptorStream(String descriptor) throws IOException {
        File pluginFile = (pluginArtifact != null) ? pluginArtifact.getFile() : null;
        if (pluginFile == null) {
            throw new IllegalStateException("plugin main artifact has not been resolved for " + getId());
        }

        if (pluginFile.isFile()) {
            try {

                if (tgt == null) {
                    tgt = new Site();
                }
                tgt.setLocation("", src.getLocation(""));
                target.setSite(tgt);
                mergeSite(tgt, src, sourceDominant, context);
            }
            mergeSite_ChildSiteUrlInheritAppendPath(tgt, src, sourceDominant, context);
        }
    }

    @Override

                infoMain(building + ((pad > 0) ? chars(' ', pad) : "") + progress);
            }

            // path to pom.xml
            File currentPom = project.getFile();
            if (currentPom != null) {
                MavenSession session = event.getSession();
                Path current = currentPom.toPath().toAbsolutePath().normalize();

        ClassPath.getClassPathEntry(new File("/home/build/outer.jar"), "x/y/z.jar").toURI());
    assertEquals(
        "/home/build/x y.jar",
        ClassPath.getClassPathEntry(new File("/home/build/outer.jar"), "x y.jar").getFile());
  }

  public void testGetClassPathFromManifest_nullManifest() {
    assertThat(ClassPath.getClassPathFromManifest(new File("some.jar"), null)).isEmpty();
  }