// Those two public constants are initialized here, as they need all the private constants
        // above to be initialized first, but the code style imposes the public constants to be
        // defined above the private ones...
        OS_FAMILY = getOsFamily();
        IS_WINDOWS = isFamily(FAMILY_WINDOWS);
    }

    private Os() {}

    /**
     * Determines if the OS on which Maven is executing matches the

    /**
     * Shortcut for {@code getService(DependencyCollector.class).collect(...)}
     *
     * @param artifact artifact for which to get the dependencies, including transitive ones
     * @return root node of the dependency graph for the given artifact
     *
     * @see org.apache.maven.api.services.DependencyCollector#collect(Session, Artifact)

                    "The plugin " + pluginDescriptor.getId() + " has unmet prerequisites: " + messages,
                    prerequisiteExceptions.get(0));
            // the first exception is added as cause, all other ones as suppressed exceptions
            prerequisiteExceptions.stream().skip(1).forEach(pie::addSuppressed);
            throw pie;
        }
    }

    @Override
    @Deprecated

        this.artifacts = artifacts;

        // flush the calculated artifactMap
        artifactMap = null;
    }

    /**
     * All dependencies that this project has, including transitive ones. Contents are lazily populated, so depending on
     * what phases have run dependencies in some scopes won't be included. e.g. if only compile phase has run,
     * dependencies with scope test won't be included.
     *

     * filter is applied (like in Maven 3).
     * <p>
     * Supported filters:
     * <ul>
     *     <li>"h" or "h(num)" - highest version or top list of highest ones filter</li>
     *     <li>"l" or "l(num)" - lowest version or bottom list of lowest ones filter</li>
     *     <li>"s" - contextual snapshot filter</li>
     *     <li>"e(G:A:V)" - predicate filter (leaves out G:A:V from range, if hit, V can be range)</li>
     * </ul>

     */
    @Nonnull
    Collection<Artifact> getAttachedArtifacts(Project project);

    /**
     * Returns project's all artifacts as immutable collection. The list contains all artifacts, even the attached ones,
     * if any. Hence, the list returned by this method depends on which lifecycle step of the build was it invoked.