private Map loadSupplements()

in src/main/java/org/apache/maven/plugin/resources/remote/AbstractProcessRemoteResourcesMojo.java [1044:1087]
36 lines of code
8 McCabe index (conditional complexity)

    private Map<String, Model> loadSupplements(String[] models) throws MojoExecutionException {
        if (models == null) {
            getLog().debug("Supplemental data models won't be loaded. No models specified.");
            return Collections.emptyMap();
        }

        List<Supplement> supplements = new ArrayList<>();
        for (String set : models) {
            getLog().debug("Preparing ruleset: " + set);
            try {
                File f = locator.getResourceAsFile(set, getLocationTemp(set));

                if (null == f || !f.exists()) {
                    throw new MojoExecutionException("Cold not resolve " + set);
                }
                if (!f.canRead()) {
                    throw new MojoExecutionException("Supplemental data models won't be loaded. " + "File "
                            + f.getAbsolutePath() + " cannot be read, check permissions on the file.");
                }

                getLog().debug("Loading supplemental models from " + f.getAbsolutePath());

                SupplementalDataModelXpp3Reader reader = new SupplementalDataModelXpp3Reader();
                SupplementalDataModel supplementalModel = reader.read(new FileReader(f));
                supplements.addAll(supplementalModel.getSupplement());
            } catch (Exception e) {
                String msg = "Error loading supplemental data models: " + e.getMessage();
                getLog().error(msg, e);
                throw new MojoExecutionException(msg, e);
            }
        }

        getLog().debug("Loading supplements complete.");

        Map<String, Model> supplementMap = new HashMap<>();
        for (Supplement sd : supplements) {
            Xpp3Dom dom = (Xpp3Dom) sd.getProject();

            Model m = getSupplement(dom);
            supplementMap.put(generateSupplementMapKey(m.getGroupId(), m.getArtifactId()), m);
        }

        return supplementMap;
    }