if (s != null) {
            String basedirExpr = null;
            for (String expression : BASEDIR_EXPRESSIONS) {
                if (s.startsWith(expression)) {
                    basedirExpr = expression;
                    break;
                }
            }

            if (basedirExpr != null) {
                if (s.length() > basedirExpr.length()) {

        Object value = null;

        if (expr == null) {
            return null;
        }

        String expression = stripTokens(expr);
        if (expression.equals(expr)) {
            int index = expr.indexOf("${");
            if (index >= 0) {
                int lastIndex = expr.indexOf('}', index);
                if (lastIndex >= 0) {

            Profile profile = profiles.get(index);
            Activation activation = profile.getActivation();
            if (activation != null) {
                ActivationFile file = activation.getFile();
                if (file != null) {
                    String oldExists = file.getExists();
                    if (isNotEmpty(oldExists)) {
                        try {

        if (lowerBound != null) {
            if (!lowerBound.equals(restriction.lowerBound)) {
                return false;
            }
        } else if (restriction.lowerBound != null) {
            return false;
        }

        if (lowerBoundInclusive != restriction.lowerBoundInclusive) {
            return false;
        }

        if (upperBound != null) {

    private void addPath(List<String> paths, String path) {
        if (path != null) {
            path = path.trim();
            if (!path.isEmpty()) {
                File file = new File(path);
                if (file.isAbsolute()) {
                    path = file.getAbsolutePath();
                } else if (".".equals(path)) {
                    path = getBasedir().getAbsolutePath();

     * Module information for the path specified at construction time.
     * This map is usually either empty if no module was found, or a singleton map.
     * It may however contain more than one entry if module hierarchy was detected,
     * in which case there is one key per sub-directory.
     *
     * <p>This map may contain null values if the constructor was invoked with {@code resolve}

            // There is no need to check if the build has created any outputs, see MNG-2222.
            boolean projectCompiledDuringThisSession =
                    project.hasLifecyclePhase("compile") && COMPILE_PHASE_TYPES.contains(type);

            // Check if the project is part of the session (not filtered by -pl, -rf, etc). If so, we check

        while (trace != null) {
            Object data = trace.getData();
            if (data instanceof CollectStepData) {
                collectStepTrace = (CollectStepData) data;
            } else if (data instanceof ArtifactDescriptorRequest) {
                artifactDescriptorRequest = (ArtifactDescriptorRequest) data;
            } else if (data instanceof ArtifactRequest) {
                artifactRequest = (ArtifactRequest) data;

        String updatePolicy = null;

        String checksumPolicy = null;

        if (policy != null) {
            enabled = policy.isEnabled();

            if (policy.getUpdatePolicy() != null) {
                updatePolicy = policy.getUpdatePolicy();
            }
            if (policy.getChecksumPolicy() != null) {
                checksumPolicy = policy.getChecksumPolicy();
            }

                PluginValidationIssues issues = entry.getValue();
                if (!hasAnythingToReport(issues, issueLocalitiesToReport)) {
                    continue;
                }
                logger.warn(" * {}", entry.getKey());
                if (validationReportLevel == ValidationReportLevel.VERBOSE) {
                    if (!issues.pluginDeclarations.isEmpty()) {