fr.ird.observe.entities.ObserveTopiaIdFactorySupport Maven / Gradle / Ivy

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package fr.ird.observe.entities;

/*-
 * #%L
 * ObServe Toolkit :: Common Persistence
 * %%
 * Copyright (C) 2017 - 2020 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 io.ultreia.java4all.lang.Objects2;
import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.nuiton.topia.persistence.TopiaEntity;
import org.nuiton.topia.persistence.TopiaIdFactory;

/**
 * Created on 21/08/15.
 *
 * @author Tony Chemit - [email protected]
 */
public class ObserveTopiaIdFactorySupport implements TopiaIdFactory {

    private static final Logger log = LogManager.getLogger(ObserveTopiaIdFactorySupport.class);

    private static final long serialVersionUID = 1L;

    private final String packagePrefix;

    private final String idPrefix = "fr.ird.";

    public ObserveTopiaIdFactorySupport(String packagePrefix) {
        this.packagePrefix = packagePrefix;
    }

    public String getPackagePrefix() {
        return packagePrefix;
    }

    public String getIdPrefix() {
        return idPrefix;
    }

    public  String newTopiaId(Class entityType) {
        return newTopiaId(entityType, getRandom() + "");
    }

    public  String newTopiaId(String entityType) {
        return getIdFromClass(entityType) + getSeparator() + System.currentTimeMillis() + '#' + getRandom();
    }

    public  String newTopiaId(String entityType, String randomPart) {
        return getIdFromClass(entityType) + getSeparator() + System.currentTimeMillis() + '#' + randomPart;
    }

    @Override
    public  String newTopiaId(Class entityClass, TopiaEntity topiaEntity) {
        if (!entityClass.isInterface()) {
            throw new IllegalArgumentException("Only interface is permit to create id: " + entityClass);
        }
        return getIdFromClass(entityClass.getName()) + getSeparator() + System.currentTimeMillis() + '#' + getRandom();
    }

    @Override
    public  String newTopiaId(Class entityClass, String randomPart) {
        return getIdFromClass(entityClass.getName()) + getSeparator() + System.currentTimeMillis() + '#' + randomPart;
    }

    @Override
    public  Class getClassName(String topiaId) {
        String className = getClassName0(topiaId);
        return Objects2.forName(className);
    }

    @Override
    public String getRandomPart(String topiaId) {
        return StringUtils.substringAfter(topiaId, getSeparator());
    }

    @Override
    public String getSeparator() {
        return "#";
    }

    @Override
    public boolean isTopiaId(String str) {
        if (str != null) {
            String className = getClassName0(str);
            try {
                Class.forName(className);
                return true;
//                    for (int index = 1; index < split.length; index++) {
//                        isTopiaId &= StringUtils.isNoneBlank(split[index]);
//                    }
            } catch (ClassNotFoundException eee) {
                // nothing to do, just return false
                log.debug(eee);
            }
        }
        return false;
    }

    private String getClassName0(String str) {
        return getClassFromId(StringUtils.substringBefore(str, getSeparator()));
    }

    private double getRandom() {
        double random = Math.random();
        while (Double.toString(random).contains("E-")) {
            random = Math.random();
        }
        return random;
    }

    private String getIdFromClass(String entityClassName) {
        return idPrefix + StringUtils.removeStart(entityClassName, packagePrefix);
    }

    private String getClassFromId(String id) {
        return packagePrefix + StringUtils.removeStart(id, idPrefix);
    }
}