DefaultProfileActivationContext context = new DefaultProfileActivationContext();

        context.setActiveProfileIds(request.getActiveProfileIds());
        context.setInactiveProfileIds(request.getInactiveProfileIds());
        context.setSystemProperties(request.getSystemProperties());
        // enrich user properties with project packaging

        }

        boolean active = ensureAtLeastOneNonNull(os);

        String actualOsName = context.getSystemProperties().get("os.name").toLowerCase(Locale.ENGLISH);
        String actualOsArch = context.getSystemProperties().get("os.arch").toLowerCase(Locale.ENGLISH);
        String actualOsVersion = context.getSystemProperties().get("os.version").toLowerCase(Locale.ENGLISH);

        if (active && os.getFamily() != null) {

                    property.getLocation(""));
            return false;
        }

        String sysValue = context.getUserProperties().get(name);
        if (sysValue == null) {
            sysValue = context.getSystemProperties().get(name);
        }

        String propValue = property.getValue();
        if (propValue != null && !propValue.isEmpty()) {

        return !Boolean.parseBoolean(prop);
    }

    @Override
    public DependencyTraverser deriveChildTraverser(DependencyCollectionContext context) {
        requireNonNull(context, "context cannot be null");
        return this;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;

        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        String jdk = activation.getJdk();

        if (jdk == null) {
            return false;
        }

        String version = context.getSystemProperties().get("java.version");

                return result;
            }
        }
        return null;
    }

    private boolean isProjectContext(String context) {
        return context != null && context.startsWith("project");
    }

    private static boolean isAny(String str) {
        return "*".equals(str);
    }

    private static boolean matches(String pattern, String str) {

                    Entry<String, String> next;

                    {
                        advance();
                    }

                    private void advance() {
                        next = null;
                        while (iterator.hasNext()) {
                            Entry<Object, Object> e = iterator.next();
                            if (PropertiesAsMap.matches(e)) {

 * under the License.
 */
package org.apache.maven.api.services.model;

import java.nio.file.Path;
import java.util.List;
import java.util.Map;

/**
 * Describes the environmental context used to determine the activation status of profiles.
 *
 */
public interface ProfileActivationContext {
    /**
     * Key of the property containing the project's packaging.

        private final Lookup lookup;

        @Inject
        ReactorReaderSpy(Lookup lookup) {
            this.lookup = lookup;
        }

        @Override
        public void init(Context context) throws Exception {}

        @Override
        @SuppressWarnings("checkstyle:MissingSwitchDefault")
        public void onEvent(Object event) throws Exception {
            if (event instanceof ExecutionEvent) {

     */
    @Nonnull
    Path getRootDirectory();

    @Nonnull
    List<Project> getProjects();

    /**
     * Returns the plugin context for mojo being executed and the specified
     * {@link Project}, never returns {@code null} as if context not present, creates it.
     *
     * <strong>Implementation note:</strong> while this method return type is {@link Map}, the