public static Map loadUserProperties()

in camel-k-core/support/src/main/java/org/apache/camel/k/support/RuntimeSupport.java [285:334]
42 lines of code
8 McCabe index (conditional complexity)

    public static Map<String, String> loadUserProperties() {
        final String conf = System.getProperty(Constants.PROPERTY_CAMEL_K_CONF_D, System.getenv(Constants.ENV_CAMEL_K_CONF_D));
        final Map<String, String> properties = new HashMap<>();

        if (ObjectHelper.isEmpty(conf)) {
            return properties;
        }

        FileVisitor<Path> visitor = new SimpleFileVisitor<>() {
            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                Objects.requireNonNull(file);
                Objects.requireNonNull(attrs);

                if (Files.isDirectory(file) || Files.isSymbolicLink(file)) {
                    return FileVisitResult.CONTINUE;
                }

                if (file.toFile().getAbsolutePath().endsWith(".properties")) {
                    try (Reader reader = Files.newBufferedReader(file)) {
                        Properties p = new Properties();
                        p.load(reader);
                        p.forEach((key, value) -> properties.put(String.valueOf(key), String.valueOf(value)));
                    }
                } else {
                    try {
                        properties.put(
                                file.getFileName().toString(),
                                Files.readString(file, StandardCharsets.UTF_8));
                    } catch (MalformedInputException mie){
                        // Just skip if it is not a UTF-8 encoded file (ie a binary)
                        LOGGER.info("Cannot transform {} into UTF-8 text, skipping.", file);
                    }
                }
                return FileVisitResult.CONTINUE;
            }
        };

        Path root = Paths.get(conf);

        if (Files.exists(root)) {
            try {
                Files.walkFileTree(root, visitor);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }

        return properties;
    }