protected VelocityContext buildVelocityContext()

in src/main/java/org/apache/maven/plugin/resources/remote/AbstractProcessRemoteResourcesMojo.java [758:814]
44 lines of code
11 McCabe index (conditional complexity)

    protected VelocityContext buildVelocityContext() {

        Map<String, Object> contextProperties = new HashMap<>(properties);

        if (includeProjectProperties) {
            final Properties projectProperties = project.getProperties();
            for (String key : projectProperties.stringPropertyNames()) {
                contextProperties.put(key, projectProperties.getProperty(key));
            }
        }

        // the following properties are expensive to calculate, so we provide them lazily
        VelocityContext context = new VelocityContext(contextProperties) {
            @Override
            public Object internalGet(String key) {
                Object result = super.internalGet(key);
                if (result == null && key != null && key.startsWith(KEY_PROJECTS) && containsKey(key)) {
                    // calculate and put projects* properties
                    List<MavenProject> projects = getProjects();
                    put(KEY_PROJECTS, projects);
                    put(KEY_PROJECTS_ORGS, getProjectsSortedByOrganization(projects));
                    return super.internalGet(key);
                }
                return result;
            }
        };
        // to have a consistent getKeys()/containsKey() behaviour, keys must be present from the start
        context.put(KEY_PROJECTS, null);
        context.put(KEY_PROJECTS_ORGS, null);
        // the following properties are cheap to calculate, so we provide them eagerly

        String inceptionYear = project.getInceptionYear();

        // Reproducible Builds: try to use reproducible output timestamp
        String year = MavenArchiver.parseBuildOutputTimestamp(outputTimestamp)
                .orElseGet(Instant::now)
                .atZone(ZoneId.of("UTC+10"))
                .format(DateTimeFormatter.ofPattern("yyyy"));

        if (inceptionYear == null || inceptionYear.isEmpty()) {
            if (getLog().isDebugEnabled()) {
                getLog().debug("inceptionYear not specified, defaulting to " + year);
            }

            inceptionYear = year;
        }
        context.put("project", project);
        context.put("presentYear", year);
        context.put("locator", locator);

        if (inceptionYear.equals(year)) {
            context.put("projectTimespan", year);
        } else {
            context.put("projectTimespan", inceptionYear + "-" + year);
        }
        return context;
    }