* from a parameter map.
 */
public class FieldConfigs {

    /**
     * Map containing field names as keys and their corresponding configuration values as values.
     */
    private final Map<String, String> params;

    /**
     * Constructs a new FieldConfigs instance with the specified parameter map.
     *

        assertTrue(fieldConfigs.getConfig("test").isEmpty());
        assertTrue(fieldConfigs.getConfig("foo").map(FieldConfigs.Config::isCache).orElse(false));
        assertFalse(fieldConfigs.getConfig("foo").map(FieldConfigs.Config::isOverwrite).orElse(false));
    }

    @Test
    public void test_overwrite() {
        final Map<String, String> params = Maps.of("foo", "overwrite");