argos/dmp-backend/web/src/main/java/eu/eudat/logic/utilities/helpers/FieldFactory.java

package eu.eudat.logic.utilities.helpers;

import eu.eudat.models.data.components.commons.datafield.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.lang.reflect.Modifier;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;

public class FieldFactory {
    private static final Logger logger = LoggerFactory.getLogger(FieldFactory.class);
    private static final Map<String, Class<? extends FieldData>> fieldMap = Stream.of(new Object[][]{
            {"combobox", ComboBoxData.class},
            {"autocomplete", AutoCompleteData.class},
            {"wordlist", WordListData.class},
            {"internalDmpEntities", InternalDmpEntitiesData.class},
            {"researchers", ResearcherData.class},
            {"datasets", DatasetsAutoCompleteData.class},
            {"dmps", DMPsAutoCompleteData.class},
            {"booleanDecision", BooleanDecisionData.class},
            {"radiobox", RadioBoxData.class},
            {"checkBox", CheckBoxData.class},
            {"freetext", FreeTextData.class},
            {"textarea", TextAreaData.class},
            {"richTextarea", RichTextAreaData.class},
            {"upload", UploadData.class},
            {"datePicker", DatePickerData.class},
            {"externalDatasets", ExternalDatasetsData.class},
            {"dataRepositories", DataRepositoriesData.class},
            {"pubRepositories", DataRepositoriesData.class},
            {"journalRepositories", DataRepositoriesData.class},
            {"taxonomies", TaxonomiesData.class},
            {"licenses", LicensesData.class},
            {"publications", PublicationsData.class},
            {"registries", RegistriesData.class},
            {"services", ServicesData.class},
            {"tags", TagsData.class},
            {"organizations", OrganizationsData.class},
            {"datasetIdentifier", DatasetIdentifierData.class},
            {"currency", CurrencyData.class},
            {"validation", ValidationData.class}
    }).collect(Collectors.toMap(data -> (String) data[0], data -> (Class<? extends FieldData>) data[1]));

    public static FieldData fromData(String type, Object data, String subType) {
        if (Modifier.isAbstract(fieldMap.get(type).getModifiers())) {
            return fromData(subType, data);
        } else {
            return fromData(type, data);
        }
    }

    public static FieldData fromData(String type, Object data) {
        try {
            return (FieldData) fieldMap.get(type).newInstance().fromData(data);
        } catch (InstantiationException | IllegalAccessException e) {
            logger.error(e.getMessage(), e);
        }
        return null;
    }

}