fr.ird.observe.spi.PersistenceModelHelper Maven / Gradle / Ivy

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package fr.ird.observe.spi;

/*-
 * #%L
 * ObServe Toolkit :: Common Persistence
 * %%
 * Copyright (C) 2008 - 2017 IRD, Ultreia.io
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this program.  If not, see
 * .
 * #L%
 */

import fr.ird.observe.dto.data.DataDto;
import fr.ird.observe.dto.reference.DataDtoReference;
import fr.ird.observe.dto.reference.ReferentialDtoReference;
import fr.ird.observe.dto.referential.ReferentialDto;
import fr.ird.observe.entities.ObserveDataEntity;
import fr.ird.observe.entities.referentiel.ObserveReferentialEntity;
import fr.ird.observe.spi.context.DataDtoEntityContext;
import fr.ird.observe.spi.context.ReferentialDtoEntityContext;
import fr.ird.observe.spi.map.ImmutableDtoMap;
import fr.ird.observe.spi.map.ImmutableEntityMap;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.nuiton.topia.persistence.TopiaDao;
import org.nuiton.topia.persistence.TopiaEntityEnum;

/**
 * Created by tchemit on 29/08/17.
 *
 * @author Tony Chemit - [email protected]
 */
@SuppressWarnings("unchecked")
public class PersistenceModelHelper {

    /** Logger. */
    private static final Log log = LogFactory.getLog(DtoModelHelper.class);

    private static final PersistenceModelHelper INSTANCE = new PersistenceModelHelper();

    private final ImmutableDtoMap referentialDtoContext;
    private final ImmutableEntityMap referentialEntityContext;
    private final ImmutableDtoMap dataDtoContext;
    private final ImmutableEntityMap dataEntityContext;


    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialDto(D dtoType) {
        return fromReferentialDto((Class) dtoType.getClass());
    }


    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialDto(Class dtoType) {
        return INSTANCE.referentialDtoContext.get(dtoType);
    }


    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialReference(R reference) {
        return INSTANCE.referentialDtoContext.get(reference.getClass());
    }


    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialReference(Class referenceType) {
        return INSTANCE.referentialDtoContext.get(referenceType);
    }


    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialEntity(TopiaEntityEnum entityType) {
        return INSTANCE.referentialEntityContext.get(entityType.getContract());
    }


    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialEntity(E entity) {
        //tricks to get entity name (if using bytebuddy then no package, but we can still obtain entity type by the toString method)
        return INSTANCE.referentialEntityContext.get(entity.getClass().getPackage() == null ? entity.toString().replaceFirst("@.+", "") : entity.getClass().getName());
    }

    public static , E extends ObserveReferentialEntity, T extends TopiaDao> ReferentialDtoEntityContext fromReferentialEntity(Class entityType) {
        return INSTANCE.referentialEntityContext.get(entityType);
    }


    public static , E extends ObserveDataEntity, T extends TopiaDao> DataDtoEntityContext fromDataDto(D dto) {
        return fromDataDto((Class) dto.getClass());
    }


    public static , E extends ObserveDataEntity, T extends TopiaDao> DataDtoEntityContext fromDataDto(Class dtoType) {
        return INSTANCE.dataDtoContext.get(dtoType);
    }


    public static , E extends ObserveDataEntity, T extends TopiaDao> DataDtoEntityContext fromDataReference(R reference) {
        return INSTANCE.dataDtoContext.get(reference.getClass());
    }


    static , E extends ObserveDataEntity, T extends TopiaDao> DataDtoEntityContext fromDataReference(Class referenceType) {
        return INSTANCE.dataDtoContext.get(referenceType);
    }


    public static , E extends ObserveDataEntity, T extends TopiaDao> DataDtoEntityContext fromDataEntity(E entity) {
        //tricks to get entity name (if using bytebuddy then no package, but we can still obtain entity type by the toString method)
        return INSTANCE.dataEntityContext.get(entity.getClass().getPackage() == null ? entity.toString().replaceFirst("@.+", "") : entity.getClass().getName());
    }


    private PersistenceModelHelper() {

        log.info("Persistence model helper initialization  (" + this + ").");

        PersistenceModelHelperInitializerSupport initializer = PersistenceModelHelperInitializerSupport.get();

        log.info("Load " + initializer.getReferentialEntityContexts().size() + " entity to dto referential contexts.");
        log.info("Load " + initializer.getDataEntityContexts().size() + " entity to dto data contexts.");
        log.info("Load " + initializer.getReferentialDtoContexts().size() + " dto to entity referential contexts.");
        log.info("Load " + initializer.getDataDtoContexts().size() + " dto to entity data contexts.");

        this.referentialDtoContext = initializer.getReferentialDtoContexts();
        this.dataDtoContext = initializer.getDataDtoContexts();

        this.referentialEntityContext = initializer.getReferentialEntityContexts();
        this.dataEntityContext = initializer.getDataEntityContexts();

        log.info("Persistence model helper is initialized (" + this + ").");

    }

}